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cpsa 3.4.1 → 3.5.0

raw patch · 96 files changed

+12498/−90500 lines, 96 filesbinary-added

Files

ChangeLog view
@@ -1,3 +1,22 @@+2018-04-17  John D. Ramsdell  <ramsdell@mitre.org>++ 	* cpsa.cabal (Version): Tagged as 3.5.0.++2018-03-20  John D. Ramsdell  <ramsdell@mitre.org>++	* src/CPSA/DiffieHellman/Algebra.hs (displayVar, mkVar): Changed+	sort names.  expn -> rndx and expr -> expt.++2018-02-12  John D. Ramsdell  <ramsdell@mitre.org>++	* src/CPSA/SAS/SAS.hs (disjoin): Changed output to (false) on an+	empty disjunction instead of (or).++2018-01-12  John D. Ramsdell  <ramsdell@mitre.org>++	* src/CPSA/Lib/Loader.hs (mkListenerRole): Changed do pattern to+	be irrefutable.+ 2017-09-15  John D. Ramsdell  <ramsdell@mitre.org>  	* src/CPSA/DiffieHellman/Algebra.hs (unifyTerms):  Added calls to
NEWS view
@@ -1,5 +1,13 @@ CPSA NEWS +  April, 2018:++* The release of CPSA version 3.5.0 contains one user visiable change.+  The names of the exponent sorts have been changed.  Sort expn is now+  rndx, and expr is now expt.  The change was made because people+  found the old sort name confusing.  For compatibility, the reader+  accepts the old names and translates them into the new ones.+   December, 2017:  * The release of CPSA version 3.4.1 includes the following changes:
cpsa.cabal view
@@ -1,5 +1,5 @@ Name:			cpsa-Version:		3.4.1+Version:		3.5.0 Maintainer:		mliskov@mitre.org Cabal-Version:		>= 1.6 License:		BSD3@@ -49,23 +49,29 @@ Category:		Cryptography Build-Type:		Simple Data-Files:-  Make.hs cpsa.mk cpsamanual.pdf examples/blanchet.scm examples/blanchet.xhtml-  examples/bltk_or.scm examples/bltk_or.xhtml examples/envelope.scm-  examples/envelope.xhtml examples/ffgg.scm examples/ffgg.xhtml-  examples/fnof_test.scm examples/fnof_test.xhtml -  examples/fnof_yahalom.scm examples/fnof_yahalom.xhtml examples/goals.scm-  examples/goals.xhtml examples/kerb.scm examples/kerb.xhtml-  examples/lt_test.scm examples/lt_test.xhtml examples/neq_test.scm-  examples/neq_test.xhtml examples/ns.scm examples/ns.xhtml examples/or.scm-  examples/or.xhtml examples/pkinit.scm examples/pkinit.xhtml-  examples/plaindh.scm examples/plaindh.xhtml examples/priority_test.scm-  examples/priority_test.xhtml examples/station.scm examples/station.xhtml-  examples/subsort_test.scm examples/woolam.scm examples/yahalom.scm-  examples/yahalom.xhtml examples/IKE_variants.tar.gz examples/iadh_um.scm-  examples/iadh_um.xhtml examples/subsort_test.xhtml examples/woolam.xhtml-  examples/dh_mim.scm examples/dh_mim.xhtml examples/fluffy_draft03_fixing_gske.scm-  examples/fluffy_draft03_gske.scm examples/fluffy_draft03_improving_pske.scm-  examples/fluffy_draft03_pske.scm         +  Make.hs cpsa.mk cpsamanual.pdf examples/blanchet.scm+  examples/blanchet.xhtml examples/bltk_or.scm examples/bltk_or.xhtml+  examples/envelope.scm examples/envelope.xhtml examples/ffgg.scm+  examples/ffgg.xhtml examples/fnof_test.scm examples/fnof_test.xhtml+  examples/fnof_yahalom.scm examples/fnof_yahalom.xhtml+  examples/goals.scm examples/goals.xhtml examples/kerb.scm+  examples/kerb.xhtml examples/lt_test.scm examples/lt_test.xhtml+  examples/neq_test.scm examples/neq_test.xhtml examples/ns.scm+  examples/ns.xhtml examples/or.scm examples/or.xhtml+  examples/pkinit.scm examples/pkinit.xhtml examples/plaindh.scm+  examples/plaindh.xhtml examples/priority_test.scm+  examples/priority_test.xhtml examples/station.scm+  examples/station.xhtml examples/subsort_test.scm examples/woolam.scm+  examples/yahalom.scm examples/yahalom.xhtml+  examples/IKE_variants.tar.gz examples/IKE_variants_nobase.tar.gz+  examples/iadh_um.scm examples/iadh_um.xhtml+  examples/subsort_test.xhtml examples/woolam.xhtml+  examples/dh_mim.scm examples/dh_mim.xhtml+  examples/fluffy_draft03_fixing_gske.scm+  examples/fluffy_draft03_gske.scm+  examples/fluffy_draft03_improving_pske.scm+  examples/fluffy_draft03_pske.scm examples/eq_test.scm+  examples/eq_test.xhtml Data-Dir:	    	doc Extra-Source-Files:   Makefile ChangeLog README.txt NEWS ghci cpsatst setup.bat
doc/cpsamanual.pdf view

binary file changed (878228 → 893299 bytes)

+ doc/examples/IKE_variants_nobase.tar.gz view

binary file changed (absent → 53018 bytes)

doc/examples/blanchet.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Blanchet's Simple Example Protocol</title>@@ -12,7 +12,7 @@  <pre>(herald &quot;Blanchet&apos;s Simple Example Protocol&quot;   (comment &quot;There is a flaw in this protocol by design&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from blanchet.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t4">4</a> <a href="#t6">6</a> <a href="#t11">11</a> <a href="#t14">14</a> <a href="#t18">18</a> <a href="#t23">23</a> <a href="#t25">25</a>.</p>
doc/examples/bltk_or.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Otway-Rees Protocol</title>@@ -13,7 +13,7 @@ <pre>(herald &quot;Otway-Rees Protocol&quot;   (comment &quot;Standard version using variables of sort mesg&quot;)   (algebra diffie-hellman))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from bltk_or.scm&quot;)</pre>  <p id="t0">Tree 0.</p>
doc/examples/dh_mim.scm view
@@ -13,14 +13,14 @@  (defprotocol dh_mim diffie-hellman   (defrole init-    (vars (x expn) (h base) (n text))+    (vars (x rndx) (h base) (n text))     (trace      (send (exp (gen) x))      (recv h)      (send (enc n (exp h x))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (n text))+    (vars (y rndx) (h base) (n text))     (trace      (recv h)      (send (exp (gen) y))@@ -30,7 +30,7 @@   (defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))+  (vars (n text) (hx hy base) (x y rndx))   (defstrand init 3 (n n) (h hy) (x x))   (defstrand resp 3 (n n) (h hx) (y y))   (precedes ((0 2) (1 2)))
doc/examples/dh_mim.xhtml view

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doc/examples/envelope.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Envelope Protocol</title>@@ -11,7 +11,7 @@ <body>  <pre>(herald &quot;Envelope Protocol&quot; (bound 20))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from envelope.scm&quot;) (comment &quot;Strand count bounded at 20&quot;)</pre> 
+ doc/examples/eq_test.scm view
@@ -0,0 +1,33 @@+(herald "Equality constraint test protocol"+   (comment "First skeleton should have a shape,"+            "second, and hird should be dead."))++(defprotocol eqtest basic+  (defrole init+     (vars (n1 n2 text) (k skey))+     (trace+       (send (cat n1 (enc n1 n2 k)))+       (recv n2))+     (non-orig k)+     (uniq-orig n1 n2)+  )+)++;;; With no inequality declaration, a shape+;;; should be found where n1 = n2.+(defskeleton eqtest+   (vars (n1 n2 text) (k skey))+   (defstrand init 2 (n1 n1) (n2 n2) (k k)))++;;; With the equality declaration, n1 = n2 should+;;; be found by skeletonizing.+(defskeleton eqtest+   (vars (n1 n2 text))+   (defstrand init 2 (n1 n1) (n2 n2))+   (eq (n1 n2)))++;;; An fn-of declaration should produce a similar result.+(defskeleton eqtest+  (vars (n1 n2 text))+  (defstrand init 2 (n1 n1) (n2 n2))+  (fn-of ("foo" (n1 "bar") (n2 "bar"))))
+ doc/examples/eq_test.xhtml view
@@ -0,0 +1,344 @@+<?xml version="1.0"?>+<!-- CPSA 3.5.0 -->+<html xmlns="http://www.w3.org/1999/xhtml">+<head>+ <title>Equality constraint test protocol</title>+ <meta http-equiv="content-type" content="application/xhtml+xml; charset=UTF-8" />+ <style>+  svg.diagram { border-width: 1px; border-style: solid }+ </style>+</head>+<body>++<pre>(herald &quot;Equality constraint test protocol&quot;+  (comment &quot;First skeleton should have a shape,&quot;+    &quot;second, and hird should be dead.&quot;))+(comment &quot;CPSA 3.5.0&quot;)+(comment &quot;All input read from eq_test.scm&quot;)</pre>++<p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t4">4</a>.</p>++<p id="t0">Tree <a href="#top">0</a>.</p>++<div>+ <svg+  class='diagram' width='129.840pt' height='79.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 129.840 79.920' font-size='12.000'>+  <text+   x='89.880' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k1&quot;, &quot;_self&quot;)'>1</text>+  <line+   x1='39.960' y1='39.960' x2='89.880' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='26.040' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k0&quot;, &quot;_self&quot;)'>0</text>+  </svg></div>++<pre>(defprotocol eqtest basic+  (defrole init+    (vars (n1 n2 text) (k skey))+    (trace (send (cat n1 (enc n1 n2 k))) (recv n2))+    (non-orig k)+    (uniq-orig n1 n2)))</pre>++<p id="k0">Item <a href="#t0">0</a>, Child: <a href="#k1">1</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n2</title>+   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n1 (enc n1 n2 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n1) (n2 n2) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960' style='text-anchor: middle;'>eqtest 0</text>+  </svg></div>++<pre>(defskeleton eqtest+  (vars (n1 n2 text) (k skey))+  (defstrand init 2 (n1 n1) (n2 n2) (k k))+  (non-orig k)+  (uniq-orig n1 n2)+  (label 0)+  (unrealized (0 1))+  (origs (n1 (0 0)) (n2 (0 0)))+  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>++<p id="k1">Item <a href="#t0">1</a>, Parent: <a href="#k0">0</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n1</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n1 (enc n1 n1 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n1) (n2 n1) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>eqtest 1 (realized)</text></svg></div>++<pre>(defskeleton eqtest+  (vars (n1 text) (k skey))+  (defstrand init 2 (n1 n1) (n2 n1) (k k))+  (non-orig k)+  (uniq-orig n1)+  (operation nonce-test (displaced 1 0 init 1) n2 (0 1) (enc n1 n2 k))+  (label 1)+  (parent 0)+  (unrealized)+  (shape)+  (maps ((0) ((n1 n1) (n2 n1) (k k))))+  (origs (n1 (0 0))))</pre>++<p id="t2">Tree <a href="#top">2</a>.</p>++<div>+ <svg+  class='diagram' width='129.840pt' height='79.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 129.840 79.920' font-size='12.000'>+  <text+   x='89.880' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k3&quot;, &quot;_self&quot;)'>3</text>+  <line+   x1='39.960' y1='39.960' x2='89.880' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='26.040' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k2&quot;, &quot;_self&quot;)'>2</text>+  </svg></div>++<pre>(defprotocol eqtest basic+  (defrole init+    (vars (n1 n2 text) (k skey))+    (trace (send (cat n1 (enc n1 n2 k))) (recv n2))+    (non-orig k)+    (uniq-orig n1 n2)))</pre>++<p id="k2">Item <a href="#t2">2</a>, Child: <a href="#k3">3</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n2</title>+   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n1 (enc n1 n2 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n1) (n2 n2) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960' style='text-anchor: middle;'>eqtest 2</text>+  </svg></div>++<pre>(defskeleton eqtest+  (vars (n1 n2 text) (k skey))+  (defstrand init 2 (n1 n1) (n2 n2) (k k))+  (non-orig k)+  (uniq-orig n1 n2)+  (label 2)+  (unrealized (0 1))+  (origs (n1 (0 0)) (n2 (0 0)))+  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>++<p id="k3">Item <a href="#t2">3</a>, Parent: <a href="#k2">2</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n1</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n1 (enc n1 n1 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n1) (n2 n1) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>eqtest 3 (realized)</text></svg></div>++<pre>(defskeleton eqtest+  (vars (n1 text) (k skey))+  (defstrand init 2 (n1 n1) (n2 n1) (k k))+  (non-orig k)+  (uniq-orig n1)+  (operation nonce-test (displaced 1 0 init 1) n2 (0 1) (enc n1 n2 k))+  (label 3)+  (parent 2)+  (unrealized)+  (shape)+  (maps ((0) ((n1 n1) (n2 n1) (k k))))+  (origs (n1 (0 0))))</pre>++<p id="t4">Tree <a href="#top">4</a>.</p>++<div>+ <svg+  class='diagram' width='129.840pt' height='79.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 129.840 79.920' font-size='12.000'>+  <text+   x='89.880' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k5&quot;, &quot;_self&quot;)'>5</text>+  <line+   x1='39.960' y1='39.960' x2='89.880' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='26.040' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k4&quot;, &quot;_self&quot;)'>4</text>+  </svg></div>++<pre>(defprotocol eqtest basic+  (defrole init+    (vars (n1 n2 text) (k skey))+    (trace (send (cat n1 (enc n1 n2 k))) (recv n2))+    (non-orig k)+    (uniq-orig n1 n2)))</pre>++<p id="k4">Item <a href="#t4">4</a>, Child: <a href="#k5">5</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n2</title>+   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n1 (enc n1 n2 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n1) (n2 n2) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960' style='text-anchor: middle;'>eqtest 4</text>+  </svg></div>++<pre>(defskeleton eqtest+  (vars (n1 n2 text) (k skey))+  (defstrand init 2 (n1 n1) (n2 n2) (k k))+  (fn-of (&quot;foo&quot; (n1 &quot;bar&quot;) (n2 &quot;bar&quot;)))+  (non-orig k)+  (uniq-orig n1 n2)+  (label 4)+  (unrealized (0 1))+  (preskeleton)+  (comment &quot;Not a skeleton&quot;))</pre>++<p id="k5">Item <a href="#t4">5</a>, Parent: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='229.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 229.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n2</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(cat n2 (enc n2 n2 k))</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n1 n2) (n2 n2) (k k))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>eqtest 5 (realized)</text></svg></div>++<pre>(defskeleton eqtest+  (vars (n2 text) (k skey))+  (defstrand init 2 (n1 n2) (n2 n2) (k k))+  (fn-of (&quot;foo&quot; (n2 &quot;bar&quot;)))+  (non-orig k)+  (uniq-orig n2)+  (label 5)+  (parent 4)+  (unrealized)+  (shape)+  (maps ((0) ((n2 n2) (k k))))+  (origs (n2 (0 0))))</pre>++</body>+</html>
doc/examples/ffgg.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>The ffgg Protocol</title>@@ -12,7 +12,7 @@  <pre>(herald &quot;The ffgg Protocol&quot;   (comment &quot;From A Necessarily Parallel Attack by Jon K. Millen&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from ffgg.scm&quot;)</pre>  <p id="t0">Tree 0.</p>
doc/examples/fnof_test.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Function constraint test protocol</title>@@ -12,7 +12,7 @@  <pre>(herald &quot;Function constraint test protocol&quot;   (comment &quot;Skeletons 2, 4, and 7 should have no shapes.&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from fnof_test.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t3">3</a> <a href="#t5">5</a> <a href="#t6">6</a> <a href="#t8">8</a> <a href="#t10">10</a>.</p>
doc/examples/fnof_yahalom.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Yahalom Protocol with Forwarding Removed, using fnof to emulate ltk function</title>@@ -13,7 +13,7 @@ <pre>(herald   &quot;Yahalom Protocol with Forwarding Removed, using fnof to emulate ltk function&quot;   (bound 12))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from fnof_yahalom.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t4">4</a> <a href="#t10">10</a> <a href="#t15">15</a>.</p>
doc/examples/goals.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>goals</title>@@ -11,7 +11,7 @@ <body>  <pre>(herald goals)-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from goals.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t4">4</a> <a href="#t6">6</a> <a href="#t8">8</a> <a href="#t17">17</a> <a href="#t19">19</a> <a href="#t21">21</a> <a href="#t23">23</a> <a href="#t26">26</a> <a href="#t28">28</a> <a href="#t33">33</a> <a href="#t41">41</a> <a href="#t45">45</a> <a href="#t47">47</a> <a href="#t49">49</a> <a href="#t52">52</a> <a href="#t54">54</a> <a href="#t57">57</a> <a href="#t62">62</a> <a href="#t65">65</a>.</p>
doc/examples/iadh_um.scm view
@@ -28,18 +28,18 @@  (defprotocol iadh-um diffie-hellman   (defrole participant-    (vars (l e expn) (hl he base) (self peer name) (key n data))+    (vars (l e rndx) (lp ep expt) (self peer name) (key n data))     (trace      (recv (enc "cert" (exp (gen) l) self (privk self)))-     (recv (enc "cert" hl peer (privk peer)))+     (recv (enc "cert" (exp (gen) lp) peer (privk peer)))      (send (exp (gen) e))-     (recv he)+     (recv (exp (gen) ep))      (send key))-    (fn-of (foo ((hash (exp hl l) (exp he e)) key)))+    (fn-of (foo ((hash (exp (gen) (mul l lp)) (exp (gen) (mul e ep))) key)))     (uniq-gen e)-    (neq (he (gen))))+    (neq (ep (one))))   (defrole ltx-gen-    (vars (self name) (l expn))+    (vars (self name) (l rndx))     (trace      (send (enc "cert" (exp (gen) l) self (privk self)))      (send l))@@ -51,7 +51,7 @@ ;; Implicit authentication: participants will agree on the resulting key ;; foo(key).  Therefore they should agree on the names A and B.  (defskeleton iadh-um-  (vars (key data) (eA lA eB lB expn) (A B C D name))+  (vars (key data) (eA lA eB lB rndx) (A B C D name))   (defstrand participant 5 (key key) (e eA) (l lA) (self A) (peer C))   (defstrand participant 5 (key key) (e eB) (l lB) (self B) (peer D))   (non-orig lA lB)@@ -62,10 +62,10 @@   ;; Security:  (defskeleton iadh-um-  (vars (e1 e2 l expn) (hl base) (A B name))-  (defstrand participant 5 (e e1) (l l) (he (exp (gen) e2)) (hl hl) (self A) (peer B))+  (vars (e1 e2 l rndx) (lp expt) (A B name))+  (defstrand participant 5 (e e1) (l l) (ep e2) (lp lp) (self A) (peer B))   (defstrand participant 3 (e e2))-  (deflistener (hash (exp hl l) (exp (gen) (mul e1 e2))))+  (deflistener (hash (exp (gen) (mul l lp)) (exp (gen) (mul e1 e2))))   (non-orig (privk A) (privk B)) ) 
doc/examples/iadh_um.xhtml view

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doc/examples/kerb.scm view
@@ -1,76 +1,76 @@-; Flawed and Fixed Kerberos
-
-; In this example, the initiator is trying to send a private message
-; to the responder.  Each are presumed to share a long-term private key
-; with the key server, which will choose a fresh session key on request
-; and encrypt it for both parties.
-
-; A flaw exists in the protocol intentionally: the initiator will need
-; confirmation that the session key is shared between the initiator and
-; the partner they specified.
-
-; This version of the protocol is not modeled properly and misses the flaw.
-(defprotocol kerb-flawed basic
-  (defrole init
-    (vars (a b s name) (m n text) (k skey))
-    (trace
-       ;; Make the request
-       (send (cat a b n)) 
-       ;; Receive the encrypted key and ticket
-       (recv (cat (enc k n (ltk a s)) (enc k a b (ltk b s)))) 
-       (send (cat (enc m k) (enc k a b (ltk b s)))))
-    (uniq-orig n))
-  (defrole resp
-    (vars (a b s name) (m text) (k skey))
-    (trace
-       (recv (cat (enc m k) (enc k a b (ltk b s))))))
-  (defrole keyserv
-    (vars (a b s name) (m n text) (k skey))
-    (trace
-       ;; Receive the request
-       (recv (cat a b n))
-       ;; Send the encrypted key and ticket
-       (send (cat (enc k n (ltk a s)) (enc k a b (ltk b s)))))
-    (uniq-orig k))
-)
-
-; This skeleton should be dead, even though m can leak
-(defskeleton kerb-flawed
-  (vars (a b s name) (m text))
-  (defstrand init 3 (a a) (b b) (s s) (m m))
-  (deflistener m)
-  (non-orig (ltk a s) (ltk b s))
-  (uniq-orig m))
-
-; This version of the protocol is not modeled properly, with a generic variable (ticket)
-(defprotocol kerb-flawed2 basic
-  (defrole init
-    (vars (a b s name) (ticket mesg) (m n text) (k skey))
-    (trace
-       ;; Make the request
-       (send (cat a b n)) 
-       ;; Receive the encrypted key and ticket
-       (recv (cat (enc k n (ltk a s)) ticket))
-       (send (cat (enc m k) ticket)))
-    (uniq-orig n))
-  (defrole resp
-    (vars (a b s name) (m text) (k skey))
-    (trace
-       (recv (cat (enc m k) (enc k a b (ltk b s))))))
-  (defrole keyserv
-    (vars (a b s name) (m n text) (k skey))
-    (trace
-       ;; Receive the request
-       (recv (cat a b n))
-       ;; Send the encrypted key and ticket
-       (send (cat (enc k n (ltk a s)) (enc k a b (ltk b s)))))
-    (uniq-orig k))
-)
-
-; This skeleton should have a shape, demonstrating that m may be leaked.  
-(defskeleton kerb-flawed2
-  (vars (a b s name) (m text))
-  (defstrand init 3 (a a) (b b) (s s) (m m))
-  (deflistener m)
-  (non-orig (ltk a s) (ltk b s))
-  (uniq-orig m))
+; Flawed and Fixed Kerberos++; In this example, the initiator is trying to send a private message+; to the responder.  Each are presumed to share a long-term private key+; with the key server, which will choose a fresh session key on request+; and encrypt it for both parties.++; A flaw exists in the protocol intentionally: the initiator will need+; confirmation that the session key is shared between the initiator and+; the partner they specified.++; This version of the protocol is not modeled properly and misses the flaw.+(defprotocol kerb-flawed basic+  (defrole init+    (vars (a b s name) (m n text) (k skey))+    (trace+       ;; Make the request+       (send (cat a b n))+       ;; Receive the encrypted key and ticket+       (recv (cat (enc k n (ltk a s)) (enc k a b (ltk b s))))+       (send (cat (enc m k) (enc k a b (ltk b s)))))+    (uniq-orig n))+  (defrole resp+    (vars (a b s name) (m text) (k skey))+    (trace+       (recv (cat (enc m k) (enc k a b (ltk b s))))))+  (defrole keyserv+    (vars (a b s name) (m n text) (k skey))+    (trace+       ;; Receive the request+       (recv (cat a b n))+       ;; Send the encrypted key and ticket+       (send (cat (enc k n (ltk a s)) (enc k a b (ltk b s)))))+    (uniq-orig k))+)++; This skeleton should be dead, even though m can leak+(defskeleton kerb-flawed+  (vars (a b s name) (m text))+  (defstrand init 3 (a a) (b b) (s s) (m m))+  (deflistener m)+  (non-orig (ltk a s) (ltk b s))+  (uniq-orig m))++; This version of the protocol is modeled properly, with a generic variable (ticket)+(defprotocol kerb-flawed2 basic+  (defrole init+    (vars (a b s name) (ticket mesg) (m n text) (k skey))+    (trace+       ;; Make the request+       (send (cat a b n))+       ;; Receive the encrypted key and ticket+       (recv (cat (enc k n (ltk a s)) ticket))+       (send (cat (enc m k) ticket)))+    (uniq-orig n))+  (defrole resp+    (vars (a b s name) (m text) (k skey))+    (trace+       (recv (cat (enc m k) (enc k a b (ltk b s))))))+  (defrole keyserv+    (vars (a b s name) (m n text) (k skey))+    (trace+       ;; Receive the request+       (recv (cat a b n))+       ;; Send the encrypted key and ticket+       (send (cat (enc k n (ltk a s)) (enc k a b (ltk b s)))))+    (uniq-orig k))+)++; This skeleton should have a shape, demonstrating that m may be leaked.+(defskeleton kerb-flawed2+  (vars (a b s name) (m text))+  (defstrand init 3 (a a) (b b) (s s) (m m))+  (deflistener m)+  (non-orig (ltk a s) (ltk b s))+  (uniq-orig m))
doc/examples/kerb.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>kerb-flawed</title>@@ -10,7 +10,7 @@ </head> <body> -<pre>(comment &quot;CPSA 3.4.0&quot;)+<pre>(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from kerb.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t5">5</a>.</p>
doc/examples/lt_test.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Less-than constraint test protocol</title>@@ -13,7 +13,7 @@ <pre>(herald &quot;Less-than constraint test protocol&quot;   (comment &quot;First and third skeletons should have a shape,&quot;     &quot;second and fourth should be dead.&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from lt_test.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t3">3</a> <a href="#t5">5</a>.</p>
doc/examples/neq_test.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Inequality constraint test protocol</title>@@ -13,7 +13,7 @@ <pre>(herald &quot;Inequality constraint test protocol&quot;   (comment &quot;First skeleton should have a shape,&quot;     &quot;second, and hird should be dead.&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from neq_test.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t3">3</a>.</p>
doc/examples/ns.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Needham-Schroeder Public-Key Protocol</title>@@ -13,7 +13,7 @@ <pre>(herald &quot;Needham-Schroeder Public-Key Protocol&quot;   (comment &quot;This protocol contains a man-in-the-middle&quot;     &quot;attack discovered by Galvin Lowe.&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from ns.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t3">3</a>.</p>
doc/examples/or.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Otway-Rees Protocol</title>@@ -12,7 +12,7 @@  <pre>(herald &quot;Otway-Rees Protocol&quot;   (comment &quot;Standard version using variables of sort mesg&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from or.scm&quot;)</pre>  <p id="t0">Tree 0.</p>
doc/examples/pkinit.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Kerberos PKINIT</title>@@ -11,7 +11,7 @@ <body>  <pre>(herald &quot;Kerberos PKINIT&quot;)-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from pkinit.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t8">8</a> <a href="#t13">13</a> <a href="#t16">16</a> <a href="#t23">23</a>.</p>
doc/examples/plaindh.scm view
@@ -4,22 +4,21 @@  (defprotocol plaindh diffie-hellman   (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) -           (recv h) -           (send (enc n (exp h x)))+    (vars (x rndx) (y expt) (n text))+    (trace (send (exp (gen) x))+           (recv (exp (gen) y))+           (send (enc n (exp (gen) (mul x y))))            (recv n))     (uniq-orig n)     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) -           (send (exp (gen) y)) -           (recv (enc n (exp h y)))+    (vars (y rndx) (x expt) (n text))+    (trace (recv (exp (gen) x))+           (send (exp (gen) y))+           (recv (enc n (exp (gen) (mul x y))))            (send n))     (uniq-gen y))   (comment "Diffie-hellman key exchange followed by an encryption"))-  (defskeleton plaindh   (vars )
doc/examples/plaindh.xhtml view
@@ -1,25183 +1,91 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->-<html xmlns="http://www.w3.org/1999/xhtml">-<head>- <title>Plain diffie-hellman protocol with challenge-response</title>- <meta http-equiv="content-type" content="application/xhtml+xml; charset=UTF-8" />- <style>-  svg.diagram { border-width: 1px; border-style: solid }- </style>-</head>-<body>--<pre>(herald &quot;Plain diffie-hellman protocol with challenge-response&quot;-  (algebra diffie-hellman))-(comment &quot;CPSA 3.4.0&quot;)-(comment &quot;All input read from plaindh.scm&quot;)</pre>--<p id="t0">Tree 0.</p>--<div>- <svg-  class='diagram' width='429.360pt' height='9079.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 429.360 9079.920' font-size='12.000'>-  <text-   x='389.400' y='9026.040' style='text-anchor: middle; fill: red;'-   onclick='window.open(&quot;#k232&quot;, &quot;_self&quot;)'>232</text>-  <line-   x1='339.480' y1='9039.960' x2='389.400' y2='9039.960'-   style='stroke-width: 0.960; 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stroke: gray;'/>-  <text-   x='39.960' y='4526.040' style='text-anchor: middle; fill: black;'-   onclick='window.open(&quot;#k0&quot;, &quot;_self&quot;)'>0</text>-  </svg></div>--<pre>(defprotocol plaindh diffie-hellman-  (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) (recv h) (send (enc n (exp h x)))-      (recv n))-    (uniq-orig n)-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) (send (exp (gen) y)) (recv (enc n (exp h y)))-      (send n))-    (uniq-gen y)-    (absent (y h)))-  (comment &quot;Diffie-hellman key exchange followed by an encryption&quot;))</pre>--<p id="k0">Item <a href="#t0">0</a>, Children: <a href="#k1">1</a> <a href="#k2">2</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>n</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp h x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h h) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='39.960' y='39.960' style='text-anchor: middle;'>plaindh 0</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn))-  (defstrand init 4 (n n) (h h) (x x))-  (uniq-gen x)-  (uniq-orig n)-  (label 0)-  (unrealized (0 3))-  (origs (n (0 2)))-  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>--<p id="k1">Item <a href="#t0">1</a>, Parent: <a href="#k0">0</a>, Children: <a href="#k3">3</a> <a href="#k4">4</a> <a href="#k5">5</a> <a href="#k6">6</a> <a href="#k7">7</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp h (mul x y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp h x)</title>-   <circle style='fill: red;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 264.960 Q 86.940 264.960 133.920 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp h (mul x y)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp h y)</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp h x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp h y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960' style='text-anchor: middle;'>plaindh 1</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp h y)) (x x))-  (defstrand resp 4 (n n) (h (exp h x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (exp h x)))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 4) n (0 3)-    (enc n (exp h (mul x y))))-  (label 1)-  (parent 0)-  (unrealized (0 1) (1 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k2">Item <a href="#t0">2</a>, Parent: <a href="#k0">0</a>, Children: <a href="#k8">8</a> <a href="#k9">9</a> <a href="#k10">10</a> <a href="#k11">11</a> <a href="#k12">12</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp h x)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp h x)</title>-   <circle style='fill: red;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp h x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h h) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960' style='text-anchor: middle;'>plaindh 2</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn))-  (defstrand init 4 (n n) (h h) (x x))-  (deflistener (exp h x))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener (exp h x)) n (0 3)-    (enc n (exp h x)))-  (label 2)-  (parent 0)-  (unrealized (1 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k3">Item <a href="#t0">3</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k13">13</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 264.960 Q 86.940 264.960 133.920 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960' style='text-anchor: middle;'>plaindh 3</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (gen)))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (label 3)-  (parent 1)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k4">Item <a href="#t0">4</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k14">14</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x)))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 264.960 Q 86.940 264.960 133.920 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>plaindh 4 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (exp (gen) x)))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (label 4)-  (parent 1)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k5">Item <a href="#t0">5</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 114.960 Q 192.900 114.960 145.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 264.960 Q 86.940 264.960 133.920 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 5</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 0) (1 0)))-  (absent (y (exp (gen) x-0)))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (label 5)-  (parent 1)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k6">Item <a href="#t0">6</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 6</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))-  (label 6)-  (parent 1)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k7">Item <a href="#t0">7</a>, Parent: <a href="#k1">1</a>, Children: <a href="#k17">17</a> <a href="#k18">18</a> <a href="#k19">19</a> <a href="#k20">20</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp h (mul x (rec w))) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp h (mul x (rec w))) w)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp h (mul x y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp h x)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp h (mul x y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp h y)</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp h x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp h y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 7</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp h y)) (x x))-  (defstrand resp 4 (n n) (h (exp h x)) (y y))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp h x)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (label 7)-  (parent 1)-  (unrealized (0 1) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k8">Item <a href="#t0">8</a>, Parent: <a href="#k2">2</a>, Child: <a href="#k21">21</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='189.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960' style='text-anchor: middle;'>plaindh 8</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (label 8)-  (parent 2)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k9">Item <a href="#t0">9</a>, Parent: <a href="#k2">2</a>, Child: <a href="#k22">22</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>plaindh 9 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (label 9)-  (parent 2)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k10">Item <a href="#t0">10</a>, Parent: <a href="#k2">2</a>, Child: <a href="#k23">23</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 114.960 Q 142.729 113.906 45.578 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 114.960 Q 192.900 114.960 145.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x-0))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 10</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)) ((2 0) (0 1)) ((2 0) (1 0)))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (label 10)-  (parent 2)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k11">Item <a href="#t0">11</a>, Parent: <a href="#k2">2</a>, Child: <a href="#k24">24</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 142.920 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 87.540 150.660 135.121 186.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 11</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)) ((2 1) (0 1)) ((2 1) (1 0)))-  (absent (y h))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (1 0))-  (label 11)-  (parent 2)-  (unrealized (0 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k12">Item <a href="#t0">12</a>, Parent: <a href="#k2">2</a>, Children: <a href="#k25">25</a> <a href="#k26">26</a> <a href="#k27">27</a> <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp h (mul x (rec w))) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp h (mul x (rec w))) w)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp h x)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp h x)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp h x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h h) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 12</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr))-  (defstrand init 4 (n n) (h h) (x x))-  (deflistener (exp h x))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (label 12)-  (parent 2)-  (unrealized (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k13">Item <a href="#t0">13</a>, Parent: <a href="#k3">3</a>, Children: <a href="#k29">29</a> <a href="#k30">30</a> <a href="#k31">31</a> <a href="#k32">32</a> <a href="#k33">33</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 264.960 Q 142.920 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) (mul (rec x) y (rec w))) w)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) (mul (rec x) y (rec w))) w)</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 186.900 189.960 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 13</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) (mul (rec x) y (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)))-  (absent (y (gen)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y (rec w))) w))-    (exp (gen) (mul (rec x) y)) (0 1))-  (label 13)-  (parent 3)-  (unrealized (2 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k14">Item <a href="#t0">14</a>, Parent: <a href="#k4">4</a>, Child: <a href="#k34">34</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='39.960' y='39.960'-   style='text-anchor: middle;'>plaindh 14 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (absent (y (exp (gen) x)))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization deleted (1 0))-  (label 14)-  (parent 4)-  (unrealized)-  (origs (n (0 2)))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k15">Item <a href="#t0">15</a>, Parent: <a href="#k5">5</a>, Children: <a href="#k35">35</a> <a href="#k36">36</a> <a href="#k37">37</a> <a href="#k38">38</a> <a href="#k39">39</a> <a href="#k40">40</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='189.960' x2='339.840' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 264.960 Q 192.900 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) (mul (rec x) y x-0 (rec w))) w)</title>-   <circle cx='339.840' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) (mul (rec x) y x-0 (rec w))) w)</title>-   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>-  <path-   d='M 239.880 114.960 Q 192.900 114.960 145.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 236.880 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 15</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-    (exp (gen) (mul (rec x) y x-0)) (0 1))-  (label 15)-  (parent 5)-  (unrealized (3 0))-  (comment &quot;6 in cohort - 6 not yet seen&quot;))</pre>--<p id="k16">Item <a href="#t0">16</a>, Parent: <a href="#k6">6</a>, Children: <a href="#k41">41</a> <a href="#k42">42</a> <a href="#k43">43</a> <a href="#k44">44</a> <a href="#k45">45</a> <a href="#k46">46</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 236.880 227.460 333.840 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 16</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-    (exp (gen) (mul (rec x) y y-0)) (0 1))-  (label 16)-  (parent 6)-  (unrealized (3 0))-  (comment &quot;6 in cohort - 6 not yet seen&quot;))</pre>--<p id="k17">Item <a href="#t0">17</a>, Parent: <a href="#k7">7</a>, Children: <a href="#k47">47</a> <a href="#k48">48</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y w))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 17</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (h (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (label 17)-  (parent 7)-  (unrealized (0 1))-  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>--<p id="k18">Item <a href="#t0">18</a>, Parent: <a href="#k7">7</a>, Child: <a href="#k49">49</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w x)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w x)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y w))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w x))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>plaindh 18 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y w))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x))) (y y))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp (gen) (mul w x))))-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (label 18)-  (parent 7)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k19">Item <a href="#t0">19</a>, Parent: <a href="#k7">7</a>, Children: <a href="#k50">50</a> <a href="#k51">51</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 114.960 Q 292.860 114.960 245.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w x-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y w x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 19</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x-0))) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)))-  (absent (y (exp (gen) (mul w x-0))))-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (label 19)-  (parent 7)-  (unrealized (0 1))-  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>--<p id="k20">Item <a href="#t0">20</a>, Parent: <a href="#k7">7</a>, Children: <a href="#k52">52</a> <a href="#k53">53</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) w)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y w y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y w y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 20</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w y-0))) (y y))-  (deflistener (cat (exp (gen) y-0) w))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y-0 h) (y (exp (gen) (mul w y-0))))-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (2 0))-  (label 20)-  (parent 7)-  (unrealized (0 1))-  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>--<p id="k21">Item <a href="#t0">21</a>, Parent: <a href="#k8">8</a>, Children: <a href="#k54">54</a> <a href="#k55">55</a> <a href="#k56">56</a> <a href="#k57">57</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 142.920 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) (mul (rec x) (rec w))) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) (mul (rec x) (rec w))) w)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='189.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 21</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (exp (gen) (mul (rec x) (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) (rec w))) w))-    (exp (gen) (rec x)) (0 1))-  (label 21)-  (parent 8)-  (unrealized (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k22">Item <a href="#t0">22</a>, Parent: <a href="#k9">9</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 114.960 Q 286.860 114.960 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x-0))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 23</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) x-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)))-  (uniq-gen x x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) x-0 (rec w))) w))-    (exp (gen) (mul (rec x) x-0)) (0 1))-  (label 23)-  (parent 10)-  (unrealized (3 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k24">Item <a href="#t0">24</a>, Parent: <a href="#k11">11</a>, Children: <a href="#k63">63</a> <a href="#k64">64</a> <a href="#k65">65</a> <a href="#k66">66</a> <a href="#k67">67</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 286.860 189.960 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 24</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) (mul (rec x) y (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)))-  (absent (y h))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y (rec w))) w))-    (exp (gen) (mul (rec x) y)) (0 1))-  (label 24)-  (parent 11)-  (unrealized (3 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k25">Item <a href="#t0">25</a>, Parent: <a href="#k12">12</a>, Children: <a href="#k68">68</a> <a href="#k69">69</a> <a href="#k70">70</a> <a href="#k71">71</a> <a href="#k72">72</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) w))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 25</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (h (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (label 25)-  (parent 12)-  (unrealized (0 1))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k26">Item <a href="#t0">26</a>, Parent: <a href="#k12">12</a>, Child: <a href="#k73">73</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w x))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>plaindh 26 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul w x)))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (precur (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (label 26)-  (parent 12)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k27">Item <a href="#t0">27</a>, Parent: <a href="#k12">12</a>, Children: <a href="#k74">74</a> <a href="#k75">75</a> <a href="#k76">76</a> <a href="#k77">77</a> <a href="#k78">78</a> <a href="#k79">79</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 27</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w x-0))) (x x))-  (deflistener (exp (gen) (mul w x-0)))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (label 27)-  (parent 12)-  (unrealized (0 1))-  (comment &quot;6 in cohort - 6 not yet seen&quot;))</pre>--<p id="k28">Item <a href="#t0">28</a>, Parent: <a href="#k12">12</a>, Children: <a href="#k80">80</a> <a href="#k81">81</a> <a href="#k82">82</a> <a href="#k83">83</a> <a href="#k84">84</a> <a href="#k85">85</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 192.900 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w y)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) w y))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 28</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w y))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (2 0))-  (label 28)-  (parent 12)-  (unrealized (0 1))-  (comment &quot;6 in cohort - 6 not yet seen&quot;))</pre>--<p id="k29">Item <a href="#t0">29</a>, Parent: <a href="#k13">13</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 264.960 Q 142.920 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul (rec x) y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 186.900 189.960 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 29</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (gen) (mul (rec x) y)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)))-  (absent (y (gen)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (x-0 x) (y-0 y) (w (mul (rec x) y)))-    (gen) (2 0))-  (label 29)-  (parent 13)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k30">Item <a href="#t0">30</a>, Parent: <a href="#k13">13</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 264.960 Q 142.920 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) (mul y (rec x) (rec x)))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) (mul y (rec x) (rec x)))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 186.900 189.960 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 30</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) x) (mul y (rec x) (rec x))))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)))-  (absent (y (gen)))-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (label 30)-  (parent 13)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k31">Item <a href="#t0">31</a>, Parent: <a href="#k13">13</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 186.900 189.960 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 31</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) y (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)) ((3 0) (2 0)))-  (absent (y (gen)))-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (label 31)-  (parent 13)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k32">Item <a href="#t0">32</a>, Parent: <a href="#k13">13</a>, Child: <a href="#k86">86</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 32</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)))-  (absent (y (gen)))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 3 1 resp 2) (exp (gen) y-0) (2 0))-  (label 32)-  (parent 13)-  (unrealized (0 1) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k33">Item <a href="#t0">33</a>, Parent: <a href="#k13">13</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 142.920 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 186.900 189.960 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 33</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y (rec y-0))))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)) ((3 1) (2 0)))-  (absent (y-0 h) (y (gen)))-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (2 0))-  (label 33)-  (parent 13)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k34">Item <a href="#t0">34</a>, Parent: <a href="#k14">14</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='39.960' y='39.960'-   style='text-anchor: middle;'>plaindh 34 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization forgot y)-  (label 34)-  (parent 14)-  (unrealized)-  (shape)-  (maps ((0) ((x x) (h (exp (gen) y)) (n n))))-  (origs (n (0 2))))</pre>--<p id="k35">Item <a href="#t0">35</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 35</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (gen) (mul (rec x) y x-0)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (contracted (x-1 x) (y-0 y) (x-2 x-0) (w (mul (rec x) y x-0))) (gen)-    (3 0))-  (label 35)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k36">Item <a href="#t0">36</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y x (rec x-0)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 36</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y x (rec x-0)))) (x x-0))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x-0) (mul y x (rec x-0) (rec x-0))))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x)))-  (precur (3 0))-  (uniq-gen y x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-1) (3 0))-  (label 36)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k37">Item <a href="#t0">37</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 37</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) y)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (precur (3 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 2 init 1) (exp (gen) x-1) (3 0))-  (label 37)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k38">Item <a href="#t0">38</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 38</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y x-0 x-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) (mul (rec x) y x-0 (rec x-1))))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)) ((4 0) (3 0)))-  (absent (y (exp (gen) x-0)))-  (precur (3 0))-  (uniq-gen x y x-0 x-1)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (3 0))-  (label 38)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k39">Item <a href="#t0">39</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x-0 y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) x-0 y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0 y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 39</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0 y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul (rec x) x-0)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (precur (3 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (displaced 4 1 resp 2) (exp (gen) y-0) (3 0))-  (label 39)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k40">Item <a href="#t0">40</a>, Parent: <a href="#k15">15</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 40</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y x-0 y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y x-0 (rec y-0))))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y-0 h) (y (exp (gen) x-0)))-  (precur (3 0))-  (uniq-gen x y x-0 y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (3 0))-  (label 40)-  (parent 15)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k41">Item <a href="#t0">41</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 41</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (gen) (mul (rec x) y y-0)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (contracted (x-0 x) (y-1 y) (y-2 y-0) (w (mul (rec x) y y-0))) (gen)-    (3 0))-  (label 41)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k42">Item <a href="#t0">42</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y y-0 (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y y-0 (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 42</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y y-0 x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y y-0 (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) x) (mul y y-0 (rec x) (rec x))))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (precur (3 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-0) (3 0))-  (label 42)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k43">Item <a href="#t0">43</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 43</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) y y-0 (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)) ((4 0) (3 0)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (precur (3 0))-  (uniq-gen x y y-0 x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))-  (label 43)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k44">Item <a href="#t0">44</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 44</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y)) (y y-0))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 (exp (gen) y)) (y h))-  (precur (3 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 1 resp 2) (exp (gen) y-1) (3 0))-  (label 44)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k45">Item <a href="#t0">45</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 236.880 227.460 333.840 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 45</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y)))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (precur (3 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 2 resp 2) (exp (gen) y-1) (3 0))-  (label 45)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k46">Item <a href="#t0">46</a>, Parent: <a href="#k16">16</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-1) (mul (rec x) y y-0 (rec y-1)))</title>-   <circle cx='339.840' cy='339.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-1) (mul (rec x) y y-0 (rec y-1)))</title>-   <circle style='fill: red;' cx='339.840' cy='264.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 236.880 227.460 333.840 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-1))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 46</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y y-0 y-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y-1) (mul (rec x) y y-0 (rec y-1))))-  (defstrand resp 2 (h h-0) (y y-1))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y-1 h-0) (y-0 h) (y (exp (gen) y-0)))-  (precur (3 0))-  (uniq-gen x y y-0 y-1)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-1) (3 0))-  (label 46)-  (parent 16)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k47">Item <a href="#t0">47</a>, Parent: <a href="#k17">17</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) x)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) x)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 47</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y))-  (deflistener (cat (gen) x))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp (gen) x)))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 3 1 resp 2) (exp (gen) y-0) (0 1))-  (label 47)-  (parent 17)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k48">Item <a href="#t0">48</a>, Parent: <a href="#k17">17</a>, Children: <a href="#k87">87</a> <a href="#k88">88</a> <a href="#k89">89</a> <a href="#k90">90</a> <a href="#k91">91</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='264.960' x2='339.840' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 339.960 Q 192.900 302.460 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) (mul (rec x) y w (rec w-0))) w-0)</title>-   <circle cx='339.840' cy='339.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) (mul (rec x) y w (rec w-0))) w-0)</title>-   <circle style='fill: red;' cx='339.840' cy='264.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 236.880 227.460 333.840 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y w))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 48</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn) (w w-0 expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (deflistener (cat (exp (gen) (mul (rec x) y w (rec w-0))) w-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) w)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y w (rec w-0))) w-0))-    (exp (gen) (mul (rec x) y w)) (0 1))-  (label 48)-  (parent 17)-  (unrealized (3 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k49">Item <a href="#t0">49</a>, Parent: <a href="#k18">18</a>, Child: <a href="#k92">92</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y w))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul y w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>plaindh 49 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y w))) (x x))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) (mul w x))))-  (precur (1 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization deleted (1 0))-  (label 49)-  (parent 18)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k50">Item <a href="#t0">50</a>, Parent: <a href="#k19">19</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 339.960 Q 86.940 339.960 133.920 339.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 50</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 y expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)))-  (absent (y (exp (gen) x)))-  (precur (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (displaced 4 1 resp 2) (exp (gen) y-0) (0 1))-  (label 50)-  (parent 19)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k51">Item <a href="#t0">51</a>, Parent: <a href="#k19">19</a>, Children: <a href="#k93">93</a> <a href="#k94">94</a> <a href="#k95">95</a> <a href="#k96">96</a> <a href="#k97">97</a> <a href="#k98">98</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y w x-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y w x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 51</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn) (w expr) (x-0 expn) (w-0 expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x-0))) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) y w x-0 (rec w-0))) w-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)))-  (absent (y (exp (gen) (mul w x-0))))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test-    (added-listener-      (cat (exp (gen) (mul (rec x) y w x-0 (rec w-0))) w-0))-    (exp (gen) (mul (rec x) y w x-0)) (0 1))-  (label 51)-  (parent 19)-  (unrealized (4 0))-  (comment &quot;6 in cohort - 6 not yet seen&quot;))</pre>--<p id="k52">Item <a href="#t0">52</a>, Parent: <a href="#k20">20</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) x)) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 52</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) y-0)) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y-0 (exp (gen) x)) (y h))-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 1 resp 2) (exp (gen) y-1) (0 1))-  (label 52)-  (parent 20)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k53">Item <a href="#t0">53</a>, Parent: <a href="#k20">20</a>, Children: <a href="#k99">99</a> <a href="#k100">100</a> <a href="#k101">101</a> <a href="#k102">102</a> <a href="#k103">103</a> <a href="#k104">104</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 54</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (rec x)))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (x-0 x) (w (rec x))) (gen) (2 0))-  (label 54)-  (parent 21)-  (unrealized (0 1) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k55">Item <a href="#t0">55</a>, Parent: <a href="#k21">21</a>, Child: <a href="#k106">106</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 55</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (exp (gen) x) (mul (rec x) (rec x))))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (0 1)))-  (precur (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (label 55)-  (parent 21)-  (unrealized (0 1) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k56">Item <a href="#t0">56</a>, Parent: <a href="#k21">21</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 114.960 Q 292.860 114.960 245.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 142.920 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul (rec x) (rec x-0)))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul (rec x) (rec x-0)))</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='189.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 56</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (label 56)-  (parent 21)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k57">Item <a href="#t0">57</a>, Parent: <a href="#k21">21</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 142.920 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec x) (rec y)))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec x) (rec y)))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.158 299.718 42.396 409.477'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='189.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 57</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (exp (gen) y) (mul (rec x) (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (2 0))-  (label 57)-  (parent 21)-  (unrealized (0 1) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k58">Item <a href="#t0">58</a>, Parent: <a href="#k23">23</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 58</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (gen) (mul (rec x) x-0)))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)))-  (uniq-gen x x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (contracted (x-1 x) (x-2 x-0) (w (mul (rec x) x-0))) (gen) (3 0))-  (label 58)-  (parent 23)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k59">Item <a href="#t0">59</a>, Parent: <a href="#k23">23</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 114.960 Q 286.860 114.960 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x (rec x-0)))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 59</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))-  (deflistener (exp (gen) x))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) (rec x-0))))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)))-  (precur (3 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-1) (3 0))-  (label 59)-  (parent 23)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k60">Item <a href="#t0">60</a>, Parent: <a href="#k23">23</a>, Child: <a href="#k107">107</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 114.960 Q 286.860 114.960 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x-0))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 60</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-0) (rec x)))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)))-  (precur (3 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 2 init 1) (exp (gen) x-1) (3 0))-  (label 60)-  (parent 23)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k61">Item <a href="#t0">61</a>, Parent: <a href="#k23">23</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-1) (mul (rec x) x-0 (rec x-1)))</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-1) (mul (rec x) x-0 (rec x-1)))</title>-   <circle style='fill: red;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 114.960 Q 192.900 114.960 145.920 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 114.960 Q 286.860 114.960 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 189.960 Q 91.604 262.464 43.287 334.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x-0))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 61</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 x-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) (mul (rec x) x-0 (rec x-1))))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)) ((4 0) (3 0)))-  (precur (3 0))-  (uniq-gen x x-0 x-1)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (3 0))-  (label 61)-  (parent 23)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k62">Item <a href="#t0">62</a>, Parent: <a href="#k23">23</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.990 114.232 334.019 188.504'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 62</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul (rec x) x-0 (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y h))-  (precur (3 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (3 0))-  (label 62)-  (parent 23)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k63">Item <a href="#t0">63</a>, Parent: <a href="#k24">24</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 286.860 189.960 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 63</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (gen) (mul (rec x) y)))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)))-  (absent (y h))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test (contracted (x-0 x) (y-0 y) (w (mul (rec x) y)))-    (gen) (3 0))-  (label 63)-  (parent 24)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k64">Item <a href="#t0">64</a>, Parent: <a href="#k24">24</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 286.860 189.960 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 64</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x) (mul y (rec x) (rec x))))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)))-  (absent (y h))-  (precur (3 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-0) (3 0))-  (label 64)-  (parent 24)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k65">Item <a href="#t0">65</a>, Parent: <a href="#k24">24</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 65</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) y (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)) ((4 0) (3 0)))-  (absent (y h))-  (precur (3 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))-  (label 65)-  (parent 24)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k66">Item <a href="#t0">66</a>, Parent: <a href="#k24">24</a>, Child: <a href="#k108">108</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='189.960' x2='339.840' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 264.960 Q 192.900 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle cx='339.840' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 286.860 189.960 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 66</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)))-  (absent (y h))-  (precur (3 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 4 2 resp 2) (exp (gen) y-0) (3 0))-  (label 66)-  (parent 24)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k67">Item <a href="#t0">67</a>, Parent: <a href="#k24">24</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle cx='339.840' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 239.880 189.960 Q 286.860 189.960 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 67</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y (rec y-0))))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y-0 h-0) (y h))-  (precur (3 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (3 0))-  (label 67)-  (parent 24)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k68">Item <a href="#t0">68</a>, Parent: <a href="#k25">25</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) x)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) x)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 68</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (deflistener (cat (gen) x))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (x-0 x) (w x)) (gen) (0 1))-  (label 68)-  (parent 25)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k69">Item <a href="#t0">69</a>, Parent: <a href="#k25">25</a>, Child: <a href="#k109">109</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) x)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960' style='text-anchor: middle;'>plaindh 69</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) x)) (x x))-  (deflistener (exp (gen) (mul x x)))-  (deflistener (cat (gen) (mul x x)))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (precur (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (0 1))-  (label 69)-  (parent 25)-  (unrealized (1 0) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k70">Item <a href="#t0">70</a>, Parent: <a href="#k25">25</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 70</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (gen) (mul x x-0)))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (0 1))-  (label 70)-  (parent 25)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k71">Item <a href="#t0">71</a>, Parent: <a href="#k25">25</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul x y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 71</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (gen) (mul x y)))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (0 1))-  (label 71)-  (parent 25)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k72">Item <a href="#t0">72</a>, Parent: <a href="#k25">25</a>, Children: <a href="#k110">110</a> <a href="#k111">111</a> <a href="#k112">112</a> <a href="#k113">113</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) w))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 72</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w w-0 expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (deflistener (cat (exp (gen) (mul (rec x) w (rec w-0))) w-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) w (rec w-0))) w-0))-    (exp (gen) (mul (rec x) w)) (0 1))-  (label 72)-  (parent 25)-  (unrealized (3 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k73">Item <a href="#t0">73</a>, Parent: <a href="#k26">26</a>, Child: <a href="#k114">114</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>plaindh 73 (realized)</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (precur (1 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization deleted (1 0))-  (label 73)-  (parent 26)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k74">Item <a href="#t0">74</a>, Parent: <a href="#k27">27</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (gen)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 74</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (w (mul x (rec x-0))) (x-2 x-0)) (gen) (0 1))-  (label 74)-  (parent 27)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k75">Item <a href="#t0">75</a>, Parent: <a href="#k27">27</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 75</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) x-0)) (x x-0))-  (deflistener (exp (gen) (mul x-0 x-0)))-  (deflistener (cat (exp (gen) x) (mul (rec x) x-0 x-0)))-  (defstrand init 1 (x x))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-1) (0 1))-  (label 75)-  (parent 27)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k76">Item <a href="#t0">76</a>, Parent: <a href="#k27">27</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) x)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) x)</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x x-0))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x x-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x x-0)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 76</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (exp (gen) x-0) x))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 4 3 init 1) (exp (gen) x-1) (0 1))-  (label 76)-  (parent 27)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k77">Item <a href="#t0">77</a>, Parent: <a href="#k27">27</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 114.960 Q 292.860 114.960 245.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) x-1))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) x-1))</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x x-1))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x x-1))</title>-   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x x-1)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x-1)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-1)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 77</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 x-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) x-1)) (x x))-  (deflistener (exp (gen) (mul x x-1)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) x-1)))-  (defstrand init 1 (x x-0))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)) ((4 0) (0 1)) ((4 0) (2 0)))-  (precur (2 0))-  (uniq-gen x x-0 x-1)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (0 1))-  (label 77)-  (parent 27)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k78">Item <a href="#t0">78</a>, Parent: <a href="#k27">27</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 78</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 y expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) y)))-  (defstrand init 1 (x x-0))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 0) (0 1))-    ((3 0) (2 0)) ((4 1) (0 1)) ((4 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (0 1))-  (label 78)-  (parent 27)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k79">Item <a href="#t0">79</a>, Parent: <a href="#k27">27</a>, Children: <a href="#k115">115</a> <a href="#k116">116</a> <a href="#k117">117</a> <a href="#k118">118</a> <a href="#k119">119</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 79</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn) (w-0 expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w x-0))) (x x))-  (deflistener (exp (gen) (mul w x-0)))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) w x-0 (rec w-0))) w-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) w x-0 (rec w-0))) w-0))-    (exp (gen) (mul (rec x) w x-0)) (0 1))-  (label 79)-  (parent 27)-  (unrealized (4 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k80">Item <a href="#t0">80</a>, Parent: <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y)))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y)))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (gen)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 80</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (contracted (x-0 x) (w (mul x (rec y))) (y-0 y))-    (gen) (0 1))-  (label 80)-  (parent 28)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k81">Item <a href="#t0">81</a>, Parent: <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec y) x x))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec y) x x))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x x))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x x))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) x)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 81</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) x)) (x x))-  (deflistener (exp (gen) (mul x x)))-  (deflistener (cat (exp (gen) y) (mul (rec y) x x)))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-0) (0 1))-  (label 81)-  (parent 28)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k82">Item <a href="#t0">82</a>, Parent: <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) x-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) x-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x x-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x x-0)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 82</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) x-0)))-  (defstrand resp 2 (h h) (y y))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)) ((4 0) (0 1)) ((4 0) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (0 1))-  (label 82)-  (parent 28)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k83">Item <a href="#t0">83</a>, Parent: <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) x)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) x)</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x y)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 83</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)))-  (absent (y h))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 4 3 resp 2) (exp (gen) y-0) (0 1))-  (label 83)-  (parent 28)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k84">Item <a href="#t0">84</a>, Parent: <a href="#k28">28</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) y-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) y-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x y-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x y-0)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 84</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) y-0)) (x x))-  (deflistener (exp (gen) (mul x y-0)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) y-0)))-  (defstrand resp 2 (h h) (y y))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (0 1))-    ((3 1) (2 0)) ((4 1) (0 1)) ((4 1) (2 0)))-  (absent (y-0 h-0) (y h))-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (0 1))-  (label 84)-  (parent 28)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k85">Item <a href="#t0">85</a>, Parent: <a href="#k28">28</a>, Children: <a href="#k120">120</a> <a href="#k121">121</a> <a href="#k122">122</a> <a href="#k123">123</a> <a href="#k124">124</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) (mul (rec x) w y (rec w-0))) w-0)</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) (mul (rec x) w y (rec w-0))) w-0)</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; 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fill: none;'/>-  <g><title>(exp (gen) (mul w y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 85</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn) (w-0 expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) w y))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) (mul (rec x) w y (rec w-0))) w-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) w y (rec w-0))) w-0))-    (exp (gen) (mul (rec x) w y)) (0 1))-  (label 85)-  (parent 28)-  (unrealized (4 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k86">Item <a href="#t0">86</a>, Parent: <a href="#k32">32</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 86</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (deflistener x)-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((0 2) (1 2)) ((1 1) (2 0))-    ((1 3) (0 3)) ((2 1) (0 1)) ((3 1) (2 0)))-  (absent (y (gen)))-  (precur (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (2 0))-  (label 86)-  (parent 32)-  (unrealized (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k87">Item <a href="#t0">87</a>, Parent: <a href="#k48">48</a>, Child: <a href="#k125">125</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul x w))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960' style='text-anchor: middle;'>plaindh 90</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w))) (y y))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) (mul x w))))-  (precur (3 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 4 1 resp 2) (exp (gen) y-0) (3 0))-  (label 90)-  (parent 48)-  (unrealized (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k91">Item <a href="#t0">91</a>, Parent: <a href="#k48">48</a>, Child: <a href="#k131">131</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w x-1))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-1 y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960' style='text-anchor: middle;'>plaindh 96</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr) (x-1 y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-1 y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w x-1))) (y y))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w x-1)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) (mul w y)))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)) ((5 0) (2 0)))-  (absent (y (exp (gen) (mul x w x-1))))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 x-1 y)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (4 0))-  (label 96)-  (parent 51)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k97">Item <a href="#t0">97</a>, Parent: <a href="#k51">51</a>, Children: <a href="#k137">137</a> <a href="#k138">138</a> <a href="#k139">139</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) w))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) w))</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 286.860 227.460 433.800 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960' style='text-anchor: middle;'>plaindh 97</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w))) (y y))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)))-  (absent (y (exp (gen) (mul x w))))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (displaced 5 1 resp 2) (exp (gen) y-0) (4 0))-  (label 97)-  (parent 51)-  (unrealized (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k98">Item <a href="#t0">98</a>, Parent: <a href="#k51">51</a>, Child: <a href="#k140">140</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 286.860 302.460 433.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960' style='text-anchor: middle;'>plaindh 98</text>-  </svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y))) (y y-0))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w y)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)) ((5 1) (2 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w y))))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (4 0))-  (label 98)-  (parent 51)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k99">Item <a href="#t0">99</a>, Parent: <a href="#k53">53</a>, Child: <a href="#k141">141</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0 y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 286.860 302.460 433.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w x-0 y-0)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0 y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w x-0))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0 y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 101</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (x-0 y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0 y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w x-0))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w x-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul w y-0)))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 0) (2 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w x-0))))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0 y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (4 0))-  (label 101)-  (parent 53)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k102">Item <a href="#t0">102</a>, Parent: <a href="#k53">53</a>, Children: <a href="#k144">144</a> <a href="#k145">145</a> <a href="#k146">146</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='339.960' x2='439.800' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='564.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='564.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 414.960 Q 242.880 377.460 45.960 414.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle cx='439.800' cy='414.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle style='fill: red;' cx='439.800' cy='339.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 103</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)))-  (absent (y h) (y-0 (exp (gen) (mul x w y))))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 5 3 resp 2) (exp (gen) y-1) (4 0))-  (label 103)-  (parent 53)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k104">Item <a href="#t0">104</a>, Parent: <a href="#k53">53</a>, Child: <a href="#k148">148</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y-0 y-1)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 286.860 302.460 433.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-1)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y-0 y-1)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0 y-1))</title>-   <circle style='fill: red;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y-0))) (y y-1))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0 y-1))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 104</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y expn) (w expr) (y-0 y-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 y-1))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y-0))) (y y-1))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w y-1)))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (2 0)))-  (absent (y-0 h-0) (y h) (y-1 (exp (gen) (mul x w y-0))))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0 y-1)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (4 0))-  (label 104)-  (parent 53)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k105">Item <a href="#t0">105</a>, Parent: <a href="#k54">54</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 106</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (exp (gen) x) (mul (rec x) (rec x))))-  (deflistener x)-  (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (0 1))-    ((3 1) (2 0)))-  (precur (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul (rec x) (rec x)) (2 0))-  (label 106)-  (parent 55)-  (unrealized (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k107">Item <a href="#t0">107</a>, Parent: <a href="#k60">60</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 107</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-0) (rec x)))-  (deflistener x)-  (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 0) (1 0))-    ((2 0) (3 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (precur (3 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (3 0))-  (label 107)-  (parent 60)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k108">Item <a href="#t0">108</a>, Parent: <a href="#k66">66</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 108</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (deflistener x)-  (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((2 1) (3 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y h))-  (precur (3 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (3 0))-  (label 108)-  (parent 66)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k109">Item <a href="#t0">109</a>, Parent: <a href="#k69">69</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none;'/>-  <g><title>(cat (gen) (mul x x))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x x))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x x))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x x))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) x)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 109</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) x)) (x x))-  (deflistener (exp (gen) (mul x x)))-  (deflistener (cat (gen) (mul x x)))-  (deflistener x)-  (precedes ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0)) ((3 1) (2 0)))-  (precur (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul x x) (2 0))-  (label 109)-  (parent 69)-  (unrealized (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k110">Item <a href="#t0">110</a>, Parent: <a href="#k72">72</a>, Children: <a href="#k149">149</a> <a href="#k150">150</a> <a href="#k151">151</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 110</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test (contracted (x-0 x) (w-0 (mul x w)) (w-1 w))-    (gen) (3 0))-  (label 110)-  (parent 72)-  (unrealized (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k111">Item <a href="#t0">111</a>, Parent: <a href="#k72">72</a>, Children: <a href="#k152">152</a> <a href="#k153">153</a> <a href="#k154">154</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 111</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x))) (x x))-  (deflistener (exp (gen) (mul w x x)))-  (deflistener (cat (gen) (mul w x x)))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-0) (3 0))-  (label 111)-  (parent 72)-  (unrealized (1 0) (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k112">Item <a href="#t0">112</a>, Parent: <a href="#k72">72</a>, Children: <a href="#k155">155</a> <a href="#k156">156</a> <a href="#k157">157</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) w)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) w)</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul x w x-0))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 112</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0))) (x x))-  (deflistener (exp (gen) (mul x w x-0)))-  (deflistener (cat (gen) (mul x w x-0)))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 0) (2 0)) ((4 0) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))-  (label 112)-  (parent 72)-  (unrealized (1 0) (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k113">Item <a href="#t0">113</a>, Parent: <a href="#k72">72</a>, Children: <a href="#k158">158</a> <a href="#k159">159</a> <a href="#k160">160</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 113</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (deflistener (exp (gen) (mul x w y)))-  (deflistener (cat (gen) (mul x w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)) ((4 1) (3 0)))-  (absent (y h))-  (precur (3 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (3 0))-  (label 113)-  (parent 72)-  (unrealized (1 0) (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k114">Item <a href="#t0">114</a>, Parent: <a href="#k73">73</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 115</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (w-0 (mul x (rec x-0) w)) (x-2 x-0) (w-1 w))-    (gen) (4 0))-  (label 115)-  (parent 79)-  (unrealized (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k116">Item <a href="#t0">116</a>, Parent: <a href="#k79">79</a>, Children: <a href="#k164">164</a> <a href="#k165">165</a> <a href="#k166">166</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 116</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0))) (x x-0))-  (deflistener (exp (gen) (mul w x-0 x-0)))-  (deflistener (cat (exp (gen) x) (mul (rec x) w x-0 x-0)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x-0) w))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 5 0 init 1) (exp (gen) x-1) (4 0))-  (label 116)-  (parent 79)-  (unrealized (1 0) (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k117">Item <a href="#t0">117</a>, Parent: <a href="#k79">79</a>, Children: <a href="#k167">167</a> <a href="#k168">168</a> <a href="#k169">169</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 117</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0))) (x x))-  (deflistener (exp (gen) (mul x w x-0)))-  (deflistener (cat (exp (gen) x-0) (mul x w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-0) w))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (displaced 5 3 init 1) (exp (gen) x-1) (4 0))-  (label 117)-  (parent 79)-  (unrealized (1 0) (2 0))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k118">Item <a href="#t0">118</a>, Parent: <a href="#k79">79</a>, Children: <a href="#k170">170</a> <a href="#k171">171</a> <a href="#k172">172</a> <a href="#k173">173</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-1))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 118</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr) (x-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-1))) (x x))-  (deflistener (exp (gen) (mul x w x-1)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w x-1)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) w))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (4 0)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 x-1)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (4 0))-  (label 118)-  (parent 79)-  (unrealized (1 0) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k119">Item <a href="#t0">119</a>, Parent: <a href="#k79">79</a>, Children: <a href="#k174">174</a> <a href="#k175">175</a> <a href="#k176">176</a> <a href="#k177">177</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 119</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (deflistener (exp (gen) (mul x w y)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w y)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (4 0))-  (label 119)-  (parent 79)-  (unrealized (1 0) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k120">Item <a href="#t0">120</a>, Parent: <a href="#k85">85</a>, Children: <a href="#k178">178</a> <a href="#k179">179</a> <a href="#k180">180</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w x-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w x-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 122</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0))) (x x))-  (deflistener (exp (gen) (mul x w x-0)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w x-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (4 0)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (4 0))-  (label 122)-  (parent 85)-  (unrealized (1 0) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k123">Item <a href="#t0">123</a>, Parent: <a href="#k85">85</a>, Children: <a href="#k188">188</a> <a href="#k189">189</a> <a href="#k190">190</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0 y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 336.840 227.460 533.760 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w x-0 y)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0 y))</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w x-0))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0 y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 127</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0 y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w x-0))) (y y))-  (deflistener (cat (gen) (mul x w x-0)))-  (deflistener (cat (exp (gen) x-0) (mul w y)))-  (defstrand init 1 (x x-0))-  (deflistener y)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (5 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)) ((4 0) (2 0)) ((5 1) (3 0)))-  (absent (y (exp (gen) (mul x w x-0))))-  (precur (3 0) (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (added-listener y) (mul w y) (3 0))-  (label 127)-  (parent 89)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k128">Item <a href="#t0">128</a>, Parent: <a href="#k90">90</a>, Child: <a href="#k195">195</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 128</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) y) (rec x)))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y (gen)))-  (precur (3 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (contracted (x-0 x) (w (rec x))) (one) (2 0))-  (label 128)-  (parent 90)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k129">Item <a href="#t0">129</a>, Parent: <a href="#k90">90</a>, Child: <a href="#k196">196</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul w y)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 129</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (deflistener (cat (exp (gen) y) (mul w (rec x))))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (x w) (y (exp (gen) w)))-  (precur (3 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-absence x w) w (2 0))-  (label 129)-  (parent 90)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k130">Item <a href="#t0">130</a>, Parent: <a href="#k90">90</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle cx='339.840' cy='414.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle style='fill: blue;' cx='339.840' cy='339.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul x w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 564.960 Q 92.940 564.960 45.960 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 236.880 302.460 333.840 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul x w))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 130</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w))) (y y))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) w))-  (deflistener x)-  (precedes ((0 0) (4 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)) ((4 1) (2 0)))-  (absent (y (exp (gen) (mul x w))))-  (precur (3 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul x w) (2 0))-  (label 130)-  (parent 90)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k131">Item <a href="#t0">131</a>, Parent: <a href="#k91">91</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='679.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 679.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='339.960' x2='539.760' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='114.960' x2='439.800' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='414.960' x2='339.840' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='639.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='639.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 414.960 Q 442.800 377.460 345.840 414.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>y-0</title><circle cx='539.760' cy='414.960' r='6.000'/></g>-  <g><title>y-0</title>-   <circle style='fill: red;' cx='539.760' cy='339.960' r='6.000'/></g>-  <path-   d='M 439.800 189.960 Q 342.840 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='439.800' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='439.800' cy='114.960' r='6.000'/></g>-  <path-   d='M 339.840 489.960 Q 192.900 452.460 45.960 489.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle cx='339.840' cy='489.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle style='fill: blue;' cx='339.840' cy='414.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul x w y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 639.960 Q 92.940 639.960 45.960 639.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 336.840 302.460 533.760 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 131</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y))) (y y-0))-  (deflistener (cat (gen) (mul x w y)))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (5 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)) ((4 1) (2 0)) ((5 1) (3 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w y))))-  (precur (3 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (3 0))-  (label 131)-  (parent 91)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k132">Item <a href="#t0">132</a>, Parent: <a href="#k92">92</a>, Seen Child: <a href="#k114">114</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y w x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y w))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul y w))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>plaindh 132 (realized)</text></svg>- </div>--<pre>(defskeleton plaindh-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y w))) (x x))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (1 0)))-  (precur (1 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization forgot y)-  (label 132)-  (parent 92)-  (seen 114)-  (unrealized)-  (comment &quot;1 in cohort - 0 not yet seen&quot;))</pre>--<p id="k133">Item <a href="#t0">133</a>, Parent: <a href="#k93">93</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='264.960' x2='539.760' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='339.960' x2='439.800' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='564.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='564.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 339.960 Q 492.780 339.960 445.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>y</title><circle cx='539.760' cy='339.960' r='6.000'/></g>-  <g><title>y</title>-   <circle style='fill: red;' cx='539.760' cy='264.960' r='6.000'/></g>-  <path-   d='M 439.800 414.960 Q 242.880 377.460 45.960 414.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w x-1 y)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-1 y))</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w x-1))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-1 y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 136</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr) (x-1 y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-1 y))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w x-1))) (y y))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w x-1)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) (mul w y)))-  (defstrand init 1 (x x-1))-  (deflistener y)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (6 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((6 1) (4 0)))-  (absent (y (exp (gen) (mul x w x-1))))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 x-1 y)-  (uniq-orig n)-  (operation nonce-test (added-listener y) (mul w y) (4 0))-  (label 136)-  (parent 96)-  (unrealized (1 0) (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k137">Item <a href="#t0">137</a>, Parent: <a href="#k97">97</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='264.960' x2='439.800' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 339.960 Q 242.880 302.460 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec x) x-0))</title>-   <circle cx='439.800' cy='339.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec x) x-0))</title>-   <circle style='fill: red;' cx='439.800' cy='264.960' r='6.000'/></g>-  <path-   d='M 339.840 114.960 Q 292.860 114.960 245.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (one))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 286.860 227.460 433.800 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y x-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x) x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) x-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 137</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x) x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (deflistener (cat (exp (gen) x-0) (one)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul (rec x) x-0)))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (precur (4 0) (2 0))-  (uniq-gen y x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (x-2 x-0) (w (mul (rec x) x-0))) (one) (2 0))-  (label 137)-  (parent 97)-  (unrealized (0 1) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k138">Item <a href="#t0">138</a>, Parent: <a href="#k97">97</a>, Child: <a href="#k197">197</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul w y)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y (rec x-0)))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 138</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x-0)))) (x x-0))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (exp (gen) x) (mul (rec x) w)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) y) (mul w (rec x-0))))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)))-  (absent (x-0 (mul (rec x) w)) (y (exp (gen) w)))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-absence x-0 (mul (rec x) w))-    (mul (rec x) w) (2 0))-  (label 138)-  (parent 97)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k139">Item <a href="#t0">139</a>, Parent: <a href="#k97">97</a>, Child: <a href="#k198">198</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 140</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y))) (y y-0))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w y)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (6 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((6 1) (4 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w y))))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 140)-  (parent 98)-  (unrealized (1 0) (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k141">Item <a href="#t0">141</a>, Parent: <a href="#k99">99</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='679.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 679.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 336.840 302.460 533.760 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 141</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (gen) (mul w y-0)))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (5 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w))))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 141)-  (parent 99)-  (unrealized (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k142">Item <a href="#t0">142</a>, Parent: <a href="#k100">100</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='679.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 679.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w x x y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 336.840 302.460 533.760 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x x))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul w x x y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x x))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 142</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y expn) (w expr) (x y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x x))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul (rec y) w x x)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x) (mul w y-0)))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (5 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (y h) (y-0 (exp (gen) (mul w x x))))-  (precur (4 0) (2 0))-  (uniq-gen y x y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 142)-  (parent 100)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k143">Item <a href="#t0">143</a>, Parent: <a href="#k101">101</a>.</p>--<div>- <svg-  class='diagram' width='679.680pt' height='679.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 679.680 679.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w x-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w x-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 639.960 Q 92.940 639.960 45.960 639.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0 y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 386.820 302.460 633.720 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w x-0 y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0 y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w x-0))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0 y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 143</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (x-0 y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0 y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w x-0))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w x-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul w y-0)))-  (defstrand init 1 (x x-0))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (6 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((6 1) (4 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w x-0))))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0 y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 143)-  (parent 101)-  (unrealized (1 0) (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k144">Item <a href="#t0">144</a>, Parent: <a href="#k102">102</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (one))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 564.960 Q 92.940 564.960 45.960 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 286.860 302.460 433.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul y y-0)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x) y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) y-0)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x) y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 144</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y x y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x) y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (deflistener (cat (exp (gen) y-0) (one)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y) (mul (rec x) y-0)))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)))-  (absent (y (exp (gen) y-0)) (y-0 h))-  (precur (4 0) (2 0))-  (uniq-gen y x y-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-0 x) (y-1 y-0) (w (mul (rec x) y-0))) (one) (2 0))-  (label 144)-  (parent 102)-  (unrealized (0 1) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k145">Item <a href="#t0">145</a>, Parent: <a href="#k102">102</a>, Child: <a href="#k199">199</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='339.960' x2='539.760' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='414.960' x2='439.800' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='639.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='639.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 414.960 Q 492.780 414.960 445.800 414.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>y-0</title><circle cx='539.760' cy='414.960' r='6.000'/></g>-  <g><title>y-0</title>-   <circle style='fill: red;' cx='539.760' cy='339.960' r='6.000'/></g>-  <path-   d='M 439.800 489.960 Q 242.880 452.460 45.960 489.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 336.840 302.460 533.760 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y))) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 147</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y))) (y y-0))-  (deflistener (cat (exp (gen) y) (mul x w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (5 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (y h) (y-0 (exp (gen) (mul x w y))))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 147)-  (parent 103)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k148">Item <a href="#t0">148</a>, Parent: <a href="#k104">104</a>.</p>--<div>- <svg-  class='diagram' width='679.680pt' height='679.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 679.680 679.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w y-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w y-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 639.960 Q 92.940 639.960 45.960 639.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='639.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y-0 y-1)))</title>-   <circle style='fill: blue;' cx='139.920' cy='564.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 386.820 302.460 633.720 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-1)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='639.960' r='6.000'/></g>-  <path-   d='M 39.960 564.960 Q 86.940 564.960 133.920 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y-0 y-1)))</title>-   <circle cx='39.960' cy='564.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0 y-1))</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y-0))) (y y-1))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0 y-1))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 148</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y expn) (w expr) (y-0 y-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 y-1))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y-0))) (y y-1))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w y-1)))-  (defstrand resp 2 (h h-0) (y y-0))-  (deflistener y-1)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (6 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((6 1) (4 0)))-  (absent (y-0 h-0) (y h) (y-1 (exp (gen) (mul x w y-0))))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0 y-1)-  (uniq-orig n)-  (operation nonce-test (added-listener y-1) (mul w y-1) (4 0))-  (label 148)-  (parent 104)-  (unrealized (1 0) (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k149">Item <a href="#t0">149</a>, Parent: <a href="#k110">110</a>, Child: <a href="#k201">201</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (one))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='264.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 149</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (gen) (rec x)))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test (contracted (x-0 x) (w (rec x))) (one) (2 0))-  (label 149)-  (parent 110)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k150">Item <a href="#t0">150</a>, Parent: <a href="#k110">110</a>, Child: <a href="#k202">202</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 150</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (deflistener (cat (gen) (mul w (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (absent (x w))-  (operation nonce-test (added-absence x w) w (2 0))-  (label 150)-  (parent 110)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k151">Item <a href="#t0">151</a>, Parent: <a href="#k110">110</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='114.960' x2='439.800' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 189.960 Q 342.840 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>x</title><circle cx='439.800' cy='189.960' r='6.000'/></g>-  <g><title>x</title>-   <circle style='fill: red;' cx='439.800' cy='114.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 192.900 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul x w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 151</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (gen) w))-  (deflistener x)-  (precedes ((0 0) (3 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test (added-listener x) (mul x w) (2 0))-  (label 151)-  (parent 110)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k152">Item <a href="#t0">152</a>, Parent: <a href="#k111">111</a>, Child: <a href="#k203">203</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 192.900 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) (mul (rec x) (rec x)))</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) (mul (rec x) (rec x)))</title>-   <circle style='fill: red;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (one))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='264.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 152</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) x) (mul (rec x) (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (contracted (w (mul (rec x) (rec x))) (x-0 x))-    (one) (2 0))-  (label 152)-  (parent 111)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k153">Item <a href="#t0">153</a>, Parent: <a href="#k111">111</a>, Child: <a href="#k204">204</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 339.840 189.960 Q 192.900 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) (mul w (rec x) (rec x)))</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) (mul w (rec x) (rec x)))</title>-   <circle style='fill: red;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>plaindh 153</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (deflistener (cat (exp (gen) x) (mul w (rec x) (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (absent (x w))-  (operation nonce-test (added-absence x w) w (2 0))-  (label 153)-  (parent 111)-  (unrealized (0 1) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k154">Item <a href="#t0">154</a>, Parent: <a href="#k111">111</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) w)</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul w x x))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul w x x))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w x x))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x x))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w x x)))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x))</title>-   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 154</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x))) (x x))-  (deflistener (exp (gen) (mul w x x)))-  (deflistener (cat (gen) (mul w x x)))-  (deflistener (cat (exp (gen) x) w))-  (deflistener x)-  (precedes ((0 0) (3 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w x x) (2 0))-  (label 154)-  (parent 111)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k155">Item <a href="#t0">155</a>, Parent: <a href="#k112">112</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='114.960' x2='439.800' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 114.960 Q 342.840 77.460 245.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 439.800 114.960 Q 392.820 114.960 345.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='439.800' cy='114.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 192.900 152.460 45.960 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul (rec x) (rec x-0)))</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul (rec x) (rec x-0)))</title>-   <circle style='fill: red;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (one))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 92.340 300.660 44.759 336.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='264.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 155</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) x-0) (mul (rec x) (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 0) (2 0)) ((4 0) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (w (mul (rec x) (rec x-0))) (x-2 x-0)) (one)-    (2 0))-  (label 155)-  (parent 112)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k156">Item <a href="#t0">156</a>, Parent: <a href="#k112">112</a>, Child: <a href="#k205">205</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 156</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x (rec x-0)))) (x x-0))-  (deflistener (exp (gen) (mul w x)))-  (deflistener (cat (gen) (mul w x)))-  (deflistener (cat (exp (gen) x) (mul w (rec x-0))))-  (defstrand init 1 (x x))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 0) (2 0)) ((4 0) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul w x)))-  (operation nonce-test (added-absence x-0 (mul w x)) (mul w x) (2 0))-  (label 156)-  (parent 112)-  (unrealized (0 1) (2 0) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k157">Item <a href="#t0">157</a>, Parent: <a href="#k112">112</a>, Child: <a href="#k206">206</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 157</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (exp (gen) x-0) (mul w (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 0) (2 0)) ((4 0) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul x w)))-  (operation nonce-test (added-absence x-0 (mul x w)) (mul x w) (2 0))-  (label 157)-  (parent 112)-  (unrealized (2 0) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k158">Item <a href="#t0">158</a>, Parent: <a href="#k113">113</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec x) (rec y)))</title>-   <circle cx='339.840' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec x) (rec y)))</title>-   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (one))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(gen)</title><circle cx='139.920' cy='339.960' r='6.000'/>-   </g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (gen))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (rec x))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 158</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) y) (mul (rec x) (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)) ((4 1) (3 0)))-  (absent (y h))-  (precur (3 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-0 x) (w (mul (rec x) (rec y))) (y-0 y)) (one) (2 0))-  (label 158)-  (parent 113)-  (unrealized (0 1) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k159">Item <a href="#t0">159</a>, Parent: <a href="#k113">113</a>, Child: <a href="#k207">207</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 159</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (w expr) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) (mul w (rec x))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)) ((4 1) (3 0)))-  (absent (x (mul w y)) (y h))-  (precur (3 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-absence x (mul w y)) (mul w y) (2 0))-  (label 159)-  (parent 113)-  (unrealized (0 1) (2 0) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k160">Item <a href="#t0">160</a>, Parent: <a href="#k113">113</a>, Child: <a href="#k208">208</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 160</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) (mul w (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (2 0)) ((4 1) (3 0)))-  (absent (y (mul x w)) (y h))-  (precur (3 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-absence y (mul x w)) (mul x w) (2 0))-  (label 160)-  (parent 113)-  (unrealized (2 0) (3 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k161">Item <a href="#t0">161</a>, Parent: <a href="#k115">115</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 161</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (deflistener (cat (exp (gen) x-0) (one)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (gen) (mul (rec x) x-0)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (x-2 x-0) (w (mul (rec x) x-0))) (one) (2 0))-  (label 161)-  (parent 115)-  (unrealized (0 1) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k162">Item <a href="#t0">162</a>, Parent: <a href="#k115">115</a>, Child: <a href="#k209">209</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 162</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x-0)))) (x x-0))-  (deflistener (exp (gen) w))-  (deflistener (cat (exp (gen) x) (mul (rec x) w)))-  (defstrand init 1 (x x))-  (deflistener (cat (gen) (mul w (rec x-0))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul (rec x) w)))-  (operation nonce-test (added-absence x-0 (mul (rec x) w))-    (mul (rec x) w) (2 0))-  (label 162)-  (parent 115)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k163">Item <a href="#t0">163</a>, Parent: <a href="#k115">115</a>, Child: <a href="#k210">210</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 163</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x-0))) (x x))-  (deflistener (exp (gen) (mul x w x-0)))-  (deflistener (cat (exp (gen) x-0) (mul x w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (gen) (mul w x-0)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul x w)))-  (operation nonce-test (added-absence x-0 (mul x w)) (mul x w) (2 0))-  (label 163)-  (parent 115)-  (unrealized (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k164">Item <a href="#t0">164</a>, Parent: <a href="#k116">116</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 164</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))-  (deflistener (exp (gen) x))-  (deflistener (cat (exp (gen) x) (one)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) (rec x-0))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-1 x) (w (mul x (rec x-0) (rec x-0))) (x-2 x-0)) (one)-    (2 0))-  (label 164)-  (parent 116)-  (unrealized (0 1) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k165">Item <a href="#t0">165</a>, Parent: <a href="#k116">116</a>, Child: <a href="#k211">211</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 166</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x-0)))) (x x-0))-  (deflistener (exp (gen) w))-  (deflistener (cat (exp (gen) x) (mul (rec x) w)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x-0) (mul w (rec x-0) (rec x-0))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul (rec x) w)))-  (operation nonce-test (added-absence x-0 (mul (rec x) w))-    (mul (rec x) w) (2 0))-  (label 166)-  (parent 116)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k167">Item <a href="#t0">167</a>, Parent: <a href="#k117">117</a>, Child: <a href="#k213">213</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 167</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul x (rec x-0)))) (x x-0))-  (deflistener (exp (gen) x))-  (deflistener (cat (exp (gen) x) (one)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) x) (rec x-0)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (contracted (x-1 x-0) (w (rec x-0))) (one)-    (2 0))-  (label 167)-  (parent 117)-  (unrealized (0 1) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k168">Item <a href="#t0">168</a>, Parent: <a href="#k117">117</a>, Child: <a href="#k214">214</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-1))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 173</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x x-0 expn) (w expr) (x-1 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) x-1) (mul w (rec x-1))))-  (defstrand init 1 (x x-1))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (4 0)))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 x-1)-  (uniq-orig n)-  (absent (x-1 (mul x (rec x-0) w)))-  (operation nonce-test (added-absence x-1 (mul x (rec x-0) w))-    (mul x (rec x-0) w) (2 0))-  (label 173)-  (parent 118)-  (unrealized (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k174">Item <a href="#t0">174</a>, Parent: <a href="#k119">119</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 175</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x-0)))) (x x-0))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) x) (mul (rec x) w y)))-  (defstrand init 1 (x x))-  (deflistener (cat (exp (gen) y) (mul w (rec x-0))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (x-0 (mul (rec x) w y)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-absence x-0 (mul (rec x) w y))-    (mul (rec x) w y) (2 0))-  (label 175)-  (parent 119)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k176">Item <a href="#t0">176</a>, Parent: <a href="#k119">119</a>, Child: <a href="#k219">219</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul x w y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul x w y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w y x-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y x-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 176</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y x-0))) (x x))-  (deflistener (exp (gen) (mul x w y x-0)))-  (deflistener (cat (exp (gen) x-0) (mul x w y)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul w x-0)))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (x-0 (mul x w y)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-absence x-0 (mul x w y)) (mul x w y)-    (2 0))-  (label 176)-  (parent 119)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k177">Item <a href="#t0">177</a>, Parent: <a href="#k119">119</a>, Child: <a href="#k220">220</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.780 189.960 445.800 189.960'-   style='stroke-dasharray: 6.000,2.400; 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marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x-0) (mul x (rec x-0) w))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 177</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x x-0 expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) w)))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) y) (mul w (rec y))))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 0) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (y (mul x (rec x-0) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x x-0 y)-  (uniq-orig n)-  (operation nonce-test (added-absence y (mul x (rec x-0) w))-    (mul x (rec x-0) w) (2 0))-  (label 177)-  (parent 119)-  (unrealized (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k178">Item <a href="#t0">178</a>, Parent: <a href="#k120">120</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 179</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (exp (gen) y) (mul (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (gen) (mul w (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (x (mul (rec y) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-absence x (mul (rec y) w))-    (mul (rec y) w) (2 0))-  (label 179)-  (parent 120)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k180">Item <a href="#t0">180</a>, Parent: <a href="#k120">120</a>, Child: <a href="#k222">222</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x w))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 180</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (deflistener (exp (gen) (mul x w y)))-  (deflistener (cat (exp (gen) y) (mul x w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (gen) (mul w y)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (y (mul x w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-absence y (mul x w)) (mul x w) (2 0))-  (label 180)-  (parent 120)-  (unrealized (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k181">Item <a href="#t0">181</a>, Parent: <a href="#k121">121</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) x) (mul y (rec x) (rec x)))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) x) (mul y (rec x) (rec x)))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w x x))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w x x))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w x x y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x x y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w x x y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 182</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (w expr) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x y))) (x x))-  (deflistener (exp (gen) (mul w x x y)))-  (deflistener (cat (exp (gen) y) (mul w x x)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x) (mul w y)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (y (mul w x x)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-absence y (mul w x x)) (mul w x x) (2 0))-  (label 182)-  (parent 121)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k183">Item <a href="#t0">183</a>, Parent: <a href="#k121">121</a>, Child: <a href="#k224">224</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec y) w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec y) w))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 183</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (exp (gen) y) (mul (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x) (mul w (rec x) (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (x (mul (rec y) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-absence x (mul (rec y) w))-    (mul (rec y) w) (2 0))-  (label 183)-  (parent 121)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k184">Item <a href="#t0">184</a>, Parent: <a href="#k122">122</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='114.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 114.960 Q 392.730 114.232 245.701 188.504'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 114.960 Q 492.180 150.660 444.599 186.359'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x w x-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x w x-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w x-0 y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0 y))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w x-0 y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x-0 y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 187</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul w (rec x-0))))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (4 0)))-  (absent (x-0 (mul x (rec y) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-absence x-0 (mul x (rec y) w))-    (mul x (rec y) w) (2 0))-  (label 187)-  (parent 122)-  (unrealized (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k188">Item <a href="#t0">188</a>, Parent: <a href="#k123">123</a>, Child: <a href="#k228">228</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 188</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (deflistener (exp (gen) y))-  (deflistener (cat (exp (gen) y) (one)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (contracted (x-0 x) (w (rec x))) (one) (2 0))-  (label 188)-  (parent 123)-  (unrealized (0 1) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k189">Item <a href="#t0">189</a>, Parent: <a href="#k123">123</a>, Child: <a href="#k229">229</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w (rec x)))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w (rec x)))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 189</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (w expr) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (mul w (rec x))))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)))-  (absent (x w) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-absence x w) w (2 0))-  (label 189)-  (parent 123)-  (unrealized (0 1) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k190">Item <a href="#t0">190</a>, Parent: <a href="#k123">123</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>x</title><circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>x</title>-   <circle style='fill: red;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) w)</title>-   <circle style='fill: blue;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x w))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 236.931 114.407 433.903 188.854'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 286.860 77.460 533.760 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 190</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (deflistener (exp (gen) (mul x w y)))-  (deflistener (cat (exp (gen) y) (mul x w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) w))-  (deflistener x)-  (precedes ((0 0) (4 0)) ((0 0) (5 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul x w) (2 0))-  (label 190)-  (parent 123)-  (unrealized (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k191">Item <a href="#t0">191</a>, Parent: <a href="#k124">124</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.780 189.960 445.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>h-0</title>-   <circle style='fill: blue;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul (rec x) y (rec y-0)))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul (rec x) y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul (rec x) y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 191</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (deflistener (cat (exp (gen) y) (one)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul (rec x) y (rec y-0))))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test-    (contracted (x-0 x) (y-1 y) (w (mul (rec x) y (rec y-0))) (y-2 y-0))-    (one) (2 0))-  (label 191)-  (parent 124)-  (unrealized (0 1) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k192">Item <a href="#t0">192</a>, Parent: <a href="#k124">124</a>, Child: <a href="#k230">230</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.780 189.960 445.800 189.960'-   style='stroke-dasharray: 6.000,2.400; 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marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec y) w y-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec y) w y-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w y-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0 (rec x)))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 192</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (y expn) (w expr) (y-0 x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y-0)))-  (deflistener (cat (exp (gen) y) (mul (rec y) w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec x))))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (x (mul (rec y) w y-0)) (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-absence x (mul (rec y) w y-0))-    (mul (rec y) w y-0) (2 0))-  (label 192)-  (parent 124)-  (unrealized (0 1) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k193">Item <a href="#t0">193</a>, Parent: <a href="#k124">124</a>, Child: <a href="#k231">231</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>h-0</title>-   <circle style='fill: blue;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul x w y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul x w y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w y y-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 193</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (deflistener (exp (gen) (mul x w y y-0)))-  (deflistener (cat (exp (gen) y-0) (mul x w y)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h-0) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (y-0 (mul x w y)) (y h-0) (y-0 h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-absence y-0 (mul x w y)) (mul x w y)-    (2 0))-  (label 193)-  (parent 124)-  (unrealized (0 1) (1 0) (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k194">Item <a href="#t0">194</a>, Parent: <a href="#k124">124</a>, Child: <a href="#k232">232</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='189.960' x2='439.800' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='414.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.780 189.960 445.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>h-0</title>-   <circle style='fill: blue;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul w (rec y-0)))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul w (rec y-0)))</title>-   <circle style='fill: red;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul x (rec y) w))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 194</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec y-0))))-  (defstrand resp 2 (h h-0) (y y-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)))-  (absent (y-0 (mul x (rec y) w)) (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-absence y-0 (mul x (rec y) w))-    (mul x (rec y) w) (2 0))-  (label 194)-  (parent 124)-  (unrealized (2 0) (4 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k195">Item <a href="#t0">195</a>, Parent: <a href="#k128">128</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='114.960' x2='439.800' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='264.960' x2='339.840' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 189.960 Q 392.220 225.660 344.639 261.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>x</title><circle cx='439.800' cy='189.960' r='6.000'/></g>-  <g><title>x</title>-   <circle style='fill: red;' cx='439.800' cy='114.960' r='6.000'/></g>-  <path-   d='M 339.840 339.960 Q 192.900 302.460 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle cx='339.840' cy='339.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (rec x))</title>-   <circle style='fill: blue;' cx='339.840' cy='264.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (one))</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) (one))</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 489.960 Q 92.940 489.960 45.960 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) y))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 236.880 227.460 333.840 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(gen)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) y))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul y (rec x)))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (gen)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 195</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) y) (rec x)))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((0 2) (1 2)) ((1 1) (3 0))-    ((1 3) (0 3)) ((2 1) (1 0)) ((3 1) (0 1)) ((4 1) (3 0)))-  (absent (y (gen)))-  (precur (3 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (3 0))-  (label 195)-  (parent 128)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k196">Item <a href="#t0">196</a>, Parent: <a href="#k129">129</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='439.800' y1='114.960' x2='439.800' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='264.960' x2='339.840' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='114.960' x2='239.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 439.800 189.960 Q 392.220 225.660 344.639 261.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>x</title><circle cx='439.800' cy='189.960' r='6.000'/></g>-  <g><title>x</title>-   <circle style='fill: red;' cx='439.800' cy='114.960' r='6.000'/></g>-  <path-   d='M 339.840 339.960 Q 192.900 302.460 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y x-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='414.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 286.860 227.460 433.800 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w x-0))</title>-   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <path-   d='M 39.960 414.960 Q 86.940 414.960 133.920 414.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y x-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y x-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 286.860 77.460 533.760 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (y y-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 199</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (y expn) (w expr) (y-0 x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y-0))-  (deflistener (cat (exp (gen) y) (mul (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (5 0)) ((0 2) (1 2)) ((1 1) (4 0))-    ((1 3) (0 3)) ((2 1) (1 0)) ((3 1) (2 0)) ((4 1) (0 1))-    ((5 1) (4 0)))-  (absent (x (mul (rec y) w)) (y-0 (exp (gen) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w (rec x)) (4 0))-  (label 199)-  (parent 145)-  (unrealized (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k200">Item <a href="#t0">200</a>, Parent: <a href="#k146">146</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='604.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 604.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul x w))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul x w))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 564.960 Q 92.940 564.960 45.960 564.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>n</title><circle cx='139.920' cy='564.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle style='fill: blue;' cx='139.920' cy='489.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 286.860 302.460 433.800 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='564.960' r='6.000'/></g>-  <path-   d='M 39.960 489.960 Q 86.940 489.960 133.920 489.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul x w y-0))) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 200</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul x w y-0))) (y y))-  (deflistener (cat (exp (gen) y-0) (mul x w)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (4 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (2 0)) ((3 1) (5 0)) ((4 1) (0 1))-    ((5 1) (4 0)))-  (absent (y-0 (mul x w)) (y (exp (gen) (mul x w y-0))) (y-0 h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 200)-  (parent 146)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k201">Item <a href="#t0">201</a>, Parent: <a href="#k149">149</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 201</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (gen) (rec x)))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (3 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (operation nonce-test (added-listener x) (rec x) (3 0))-  (label 201)-  (parent 149)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k202">Item <a href="#t0">202</a>, Parent: <a href="#k150">150</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) (mul w (rec x)))</title>-   <circle cx='339.840' cy='264.960' r='6.000'/></g>-  <g><title>(cat (gen) (mul w (rec x)))</title>-   <circle style='fill: blue;' cx='339.840' cy='189.960' r='6.000'/></g>-  <path-   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (gen) w)</title>-   <circle cx='239.880' cy='189.960' r='6.000'/></g>-  <g><title>(cat (gen) w)</title>-   <circle style='fill: blue;' cx='239.880' cy='114.960' r='6.000'/></g>-  <path-   d='M 139.920 264.960 Q 91.604 337.464 43.287 409.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) w)</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) w))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w (rec x)))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 202</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (deflistener (cat (gen) (mul w (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (3 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (3 0) (2 0))-  (absent (x w))-  (operation nonce-test (added-listener x) (mul w (rec x)) (3 0))-  (label 202)-  (parent 150)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k203">Item <a href="#t0">203</a>, Parent: <a href="#k152">152</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 203</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (deflistener (cat (gen) (one)))-  (deflistener (cat (exp (gen) x) (mul (rec x) (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul (rec x) (rec x)) (3 0))-  (label 203)-  (parent 152)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k204">Item <a href="#t0">204</a>, Parent: <a href="#k153">153</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 236.880 77.460 433.800 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((n n) (h (exp (gen) (mul w (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>plaindh 204</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w (rec x)))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (deflistener (cat (exp (gen) x) (mul w (rec x) (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 1) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x)-  (uniq-orig n)-  (absent (x w))-  (operation nonce-test (added-listener x) (mul w (rec x) (rec x))-    (3 0))-  (label 204)-  (parent 153)-  (unrealized (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k205">Item <a href="#t0">205</a>, Parent: <a href="#k156">156</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w x))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x))</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w x)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x (rec x-0)))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 136.920 77.460 233.880 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 286.860 77.460 533.760 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w x (rec x-0)))) (x x-0))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 205</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (w expr) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w x (rec x-0)))) (x x-0))-  (deflistener (exp (gen) (mul w x)))-  (deflistener (cat (gen) (mul w x)))-  (deflistener (cat (exp (gen) x) (mul w (rec x-0))))-  (defstrand init 1 (x x))-  (deflistener x-0)-  (precedes ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (0 1)) ((4 0) (2 0)) ((4 0) (3 0)) ((5 1) (3 0)))-  (precur (3 0) (2 0))-  (uniq-gen x x-0)-  (uniq-orig n)-  (absent (x-0 (mul w x)))-  (operation nonce-test (added-listener x-0) (mul w (rec x-0)) (3 0))-  (label 205)-  (parent 156)-  (unrealized (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k206">Item <a href="#t0">206</a>, Parent: <a href="#k157">157</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.931 189.407 433.903 263.854'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 222</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr) (y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y))) (x x))-  (deflistener (exp (gen) (mul x w y)))-  (deflistener (cat (exp (gen) y) (mul x w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (gen) (mul w y)))-  (deflistener y)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (5 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (y (mul x w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener y) (mul w y) (4 0))-  (label 222)-  (parent 180)-  (unrealized (1 0) (2 0) (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k223">Item <a href="#t0">223</a>, Parent: <a href="#k182">182</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) w)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 227</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul w (rec x-0))))-  (defstrand init 1 (x x-0))-  (deflistener x-0)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (6 0)) ((6 1) (4 0)))-  (absent (x-0 (mul x (rec y) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-listener x-0) (mul w (rec x-0)) (4 0))-  (label 227)-  (parent 187)-  (unrealized (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k228">Item <a href="#t0">228</a>, Parent: <a href="#k188">188</a>.</p>--<div>- <svg-  class='diagram' width='579.720pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 579.720 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 286.860 77.460 533.760 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='289.860' y='39.960'-   style='text-anchor: middle;'>plaindh 229</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h base) (w expr) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (mul w (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (x w) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w (rec x)) (4 0))-  (label 229)-  (parent 189)-  (unrealized (5 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k230">Item <a href="#t0">230</a>, Parent: <a href="#k192">192</a>.</p>--<div>- <svg-  class='diagram' width='679.680pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 679.680 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.780 189.960 445.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>h-0</title>-   <circle style='fill: blue;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 264.960 Q 242.880 227.460 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul w (rec x)))</title>-   <circle cx='439.800' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul w (rec x)))</title>-   <circle style='fill: blue;' cx='439.800' cy='189.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 386.820 189.960 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul (rec y) w y-0))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul (rec y) w y-0))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.340 375.660 44.759 411.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0))</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul w y-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y-0 (rec x)))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 114.960 Q 137.111 113.906 234.262 187.853'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 336.840 77.460 633.720 114.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((h h-0) (y y-0))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 230</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (y expn) (w expr) (y-0 x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y-0)))-  (deflistener (cat (exp (gen) y) (mul (rec y) w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec x))))-  (defstrand resp 2 (h h-0) (y y-0))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (6 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)) ((6 1) (4 0)))-  (absent (x (mul (rec y) w y-0)) (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w (rec x)) (4 0))-  (label 230)-  (parent 192)-  (unrealized (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k231">Item <a href="#t0">231</a>, Parent: <a href="#k193">193</a>.</p>--<div>- <svg-  class='diagram' width='679.680pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 679.680 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='639.720' y1='189.960' x2='639.720' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='539.760' y1='114.960' x2='539.760' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='439.800' y1='264.960' x2='439.800' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='339.840' y1='114.960' x2='339.840' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='489.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 639.720 264.960 Q 542.760 227.460 445.800 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>y-0</title><circle cx='639.720' cy='264.960' r='6.000'/></g>-  <g><title>y-0</title>-   <circle style='fill: red;' cx='639.720' cy='189.960' r='6.000'/></g>-  <path-   d='M 539.760 189.960 Q 392.820 152.460 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 539.760 189.960 Q 492.180 225.660 444.599 261.359'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y)</title>-   <circle cx='539.760' cy='189.960' r='6.000'/></g>-  <g><title>h-0</title>-   <circle style='fill: blue;' cx='539.760' cy='114.960' r='6.000'/></g>-  <path-   d='M 439.800 339.960 Q 242.880 302.460 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle cx='439.800' cy='339.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y) (mul w y-0))</title>-   <circle style='fill: blue;' cx='439.800' cy='264.960' r='6.000'/></g>-  <path-   d='M 339.840 189.960 Q 292.860 189.960 245.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 339.840 189.960 Q 486.780 152.460 633.720 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) y-0)</title>-   <circle cx='339.840' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='339.840' cy='114.960' r='6.000'/></g>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp (gen) y-0) (mul x w y))</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp (gen) y-0) (mul x w y))</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 91.604 412.464 43.287 484.967'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) (mul x w y y-0))</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul x w y y-0))</title>-   <circle style='fill: red;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>n</title>-   <circle style='fill: blue;' cx='39.960' cy='489.960' r='6.000'/></g>-  <g><title>(enc n (exp (gen) (mul x w y y-0)))</title>-   <circle cx='39.960' cy='414.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w y y-0))</title>-   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.931 189.407 433.903 263.854'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((h h-0) (y y))</title>-   <text x='539.760' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((h h) (y y-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((n n) (h (exp (gen) (mul w y y-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='339.840' y='39.960'-   style='text-anchor: middle;'>plaindh 231</text></svg></div>--<pre>(defskeleton plaindh-  (vars (n text) (h h-0 base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (deflistener (exp (gen) (mul x w y y-0)))-  (deflistener (cat (exp (gen) y-0) (mul x w y)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h-0) (y y))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (6 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)) ((6 1) (4 0)))-  (absent (y-0 (mul x w y)) (y h-0) (y-0 h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (label 231)-  (parent 193)-  (unrealized (1 0) (2 0) (6 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k232">Item <a href="#t0">232</a>, Parent: <a href="#k194">194</a>.</p>--<div>- <svg-  class='diagram' width='679.680pt' height='529.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 679.680 529.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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charset=UTF-8" />+ <style>+  svg.diagram { border-width: 1px; border-style: solid }+ </style>+</head>+<body>++<pre>(herald &quot;Plain diffie-hellman protocol with challenge-response&quot;+  (algebra diffie-hellman))+(comment &quot;CPSA 3.5.0&quot;)+(comment &quot;All input read from plaindh.scm&quot;)</pre>++<p id="t0">Tree 0.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='79.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 79.920' font-size='12.000'>+  <text+   x='39.960' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k0&quot;, &quot;_self&quot;)'>0</text>+  </svg></div>++<pre>(defprotocol plaindh diffie-hellman+  (defrole init+    (vars (x rndx) (y expt) (n text))+    (trace (send (exp (gen) x)) (recv (exp (gen) y))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    (uniq-orig n)+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (x expt) (n text))+    (trace (recv (exp (gen) x)) (send (exp (gen) y))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    (uniq-gen y)+    (absent (y (exp (gen) x))))+  (comment &quot;Diffie-hellman key exchange followed by an encryption&quot;))</pre>++<p id="k0">Item <a href="#t0">0</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='379.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 379.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g><title>n</title>+   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>+  <g><title>(enc n (exp (gen) (mul x y)))</title>+   <circle cx='39.960' cy='264.960' r='6.000'/></g>+  <g><title>(exp (gen) y)</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((n n) (x x) (y y))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>plaindh 0 (realized)</text></svg></div>++<pre>(defskeleton plaindh+  (vars (n text) (x rndx) (y expt))+  (defstrand init 4 (n n) (x x) (y y))+  (uniq-gen x)+  (uniq-orig n)+  (label 0)+  (unrealized)+  (shape)+  (maps ((0) ((x x) (y y) (n n))))+  (origs (n (0 2))))</pre>  </body> </html>
doc/examples/priority_test.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Receive priority test protocol</title>@@ -11,7 +11,7 @@ <body>  <pre>(herald &quot;Receive priority test protocol&quot;)-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from priority_test.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t3">3</a>.</p>
doc/examples/station.scm view
@@ -14,18 +14,20 @@  (defprotocol station-to-station diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-     (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))+     (recv (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x)))))+     (send (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-     (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))+     (recv (exp (gen) x))+     (send (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y)))))+     (recv (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))))     (uniq-gen y)) ) @@ -43,31 +45,35 @@  (defprotocol station-weak diffie-hellman   (defrole weak-init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-     (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-  )+     (recv (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x)))))+     (send (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))))+					;(uniq-gen x)+    )   (defrole weak-resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-     (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (absent (y h))+     (recv (exp (gen) x))+     (send (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y)))))+     (recv (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))))+					;    (uniq-gen y)+     (absent (y (exp (gen) x)))     ) )  (defskeleton station-weak-  (vars (a b name) (x expn))+  (vars (a b name) (x rndx))   (defstrand weak-init 3 (a a) (b b) (x x))   (uniq-gen x)   (non-orig (privk b) (privk a)) )  (defskeleton station-weak-  (vars (a b name) (y expn))+  (vars (a b name) (y rndx))   (defstrand weak-resp 3 (a a) (b b) (y y))   (uniq-gen y)   (non-orig (privk a) (privk b))
doc/examples/station.xhtml view
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stroke: gray;'/>-  <text-   x='89.880' y='176.040' style='text-anchor: middle; fill: red;'-   onclick='window.open(&quot;#k1&quot;, &quot;_self&quot;)'>1</text>-  <line-   x1='39.960' y1='1577.460' x2='89.880' y2='189.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <text-   x='39.960' y='1563.540' style='text-anchor: middle; fill: black;'-   onclick='window.open(&quot;#k0&quot;, &quot;_self&quot;)'>0</text>-  </svg></div>--<pre>(defprotocol station-to-station diffie-hellman-  (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (uniq-gen y)-    (absent (y h))))</pre>--<p id="k0">Item <a href="#t0">0</a>, Children: <a href="#k1">1</a> <a href="#k2">2</a> <a href="#k3">3</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>(enc (enc (exp (gen) x) h (privk a)) (exp h x))</title>-   <circle cx='39.960' cy='264.960' r='6.000'/></g>-  <g>-   <title>(cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x)))</title>-   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h h) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='39.960' y='39.960'-   style='text-anchor: middle;'>station-to-station 0</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (label 0)-  (unrealized (0 1))-  (origs)-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k1">Item <a href="#t0">1</a>, Parent: <a href="#k0">0</a>, Child: <a href="#k4">4</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='114.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='189.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(enc (enc (exp (gen) x-0) (exp (gen) x) (privk b)) (exp (gen) (mul x x-0)))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g>-   <title>(cat (exp (gen) x) (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-0)) (exp (gen) (mul x x-0))))</title>-   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x-0)</title>-   <circle cx='139.920' cy='114.960' r='6.000'/></g>-  <g>-   <title>(enc (enc (exp (gen) x) (exp (gen) x-0) (privk a)) (exp (gen) (mul x x-0)))</title>-   <circle cx='39.960' cy='339.960' r='6.000'/></g>-  <g>-   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b)) (exp (gen) (mul x x-0))))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((a b) (b b-0) (h (exp (gen) x)) (x x-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 1</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (precedes ((0 0) (1 1)) ((1 2) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (operation encryption-test (added-strand init 3)-    (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-      (exp (gen) (mul x x-0))) (0 1))-  (label 1)-  (parent 0)-  (unrealized (1 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k2">Item <a href="#t0">2</a>, Parent: <a href="#k0">0</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 2 (realized)</text>-  </svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation encryption-test (added-strand resp 2)-    (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-      (exp (gen) (mul x y))) (0 1))-  (label 2)-  (parent 0)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))-  (origs))</pre>--<p id="k3">Item <a href="#t0">3</a>, Parent: <a href="#k0">0</a>, Children: <a href="#k5">5</a> <a href="#k6">6</a> <a href="#k7">7</a> <a href="#k8">8</a> <a href="#k9">9</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h h) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 3</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))-  (deflistener (exp h x))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation encryption-test (added-listener (exp h x))-    (enc (enc h (exp (gen) x) (privk b)) (exp h x)) (0 1))-  (label 3)-  (parent 0)-  (unrealized (0 1) (1 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k4">Item <a href="#t0">4</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k10">10</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) (rec x))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 5</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (label 5)-  (parent 3)-  (unrealized (0 1))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k6">Item <a href="#t0">6</a>, Parent: <a href="#k3">3</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (gen)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 6</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x expn))-  (defstrand init 3 (a a) (b b) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (label 6)-  (parent 3)-  (unrealized (0 1))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k7">Item <a href="#t0">7</a>, Parent: <a href="#k3">3</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text x='239.880' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g>-   <title>((a a) (b b) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-to-station 7</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 0) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (label 7)-  (parent 3)-  (unrealized (0 1))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k8">Item <a href="#t0">8</a>, Parent: <a href="#k3">3</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((b b-0) (h h) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g>-   <title>((a a) (b b) (h (exp (gen) (mul (rec x) w y))) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 14</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (h base) (x expn) (w expr) (y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (mul (rec x) w y))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (b b-0) (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x y)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (2 0))-  (label 14)-  (parent 9)-  (unrealized (0 1))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k15">Item <a href="#t0">15</a>, Parent: <a href="#k10">10</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a b) (b b-0) (h (exp (gen) x)) (x x-0))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 17</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (exp (gen) x-0) x))-  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))-    ((3 1) (2 0)))-  (non-orig (privk a) (privk b))-  (precur (3 0))-  (uniq-gen x x-0)-  (operation nonce-test (displaced 4 1 init 1) (exp (gen) x-1) (3 0))-  (label 17)-  (parent 10)-  (unrealized (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k18">Item <a href="#t0">18</a>, Parent: <a href="#k10">10</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.990 114.232 334.019 188.504'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a b) (b b-0) (h (exp (gen) x)) (x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x-0)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 20</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (gen) (mul x x-0)))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 1)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 0) (2 0)) ((3 2) (0 1)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x x-0)-  (operation encryption-test (added-strand init 3)-    (enc (exp (gen) x-0) (exp (gen) x) (privk b)) (0 1))-  (label 20)-  (parent 11)-  (unrealized (1 0) (2 0) (3 1))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k21">Item <a href="#t0">21</a>, Parent: <a href="#k11">11</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 21</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (gen) (mul x y)))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x y)-  (operation encryption-test (added-strand resp 2)-    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))-  (label 21)-  (parent 11)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k22">Item <a href="#t0">22</a>, Parent: <a href="#k12">12</a>, Child: <a href="#k31">31</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((x x-0))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>station-to-station 26</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x x-0 y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0) y)))-  (defstrand init 1 (x x-0))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (4 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 0) (2 0))-    ((4 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x x-0 y)-  (operation encryption-test (added-strand resp 2)-    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))-  (label 26)-  (parent 13)-  (unrealized (1 0) (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k27">Item <a href="#t0">27</a>, Parent: <a href="#k14">14</a>, Child: <a href="#k34">34</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 28</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x y)-  (operation encryption-test (displaced 4 3 resp 2)-    (enc (exp (gen) y-0) (exp (gen) x) (privk b-0)) (0 1))-  (label 28)-  (parent 14)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k29">Item <a href="#t0">29</a>, Parent: <a href="#k14">14</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: black;'-   onclick='window.open(&quot;#k67&quot;, &quot;_self&quot;)'>67</text>-  </svg></div>--<pre>(defprotocol station-to-station diffie-hellman-  (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (uniq-gen y)-    (absent (y h))))</pre>--<p id="k67">Item <a href="#t67">67</a>, Children: <a href="#k68">68</a> <a href="#k69">69</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <g><title>(enc (enc h (exp (gen) y) (privk a)) (exp h y))</title>-   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y)))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h h) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='39.960' y='39.960'-   style='text-anchor: middle;'>station-to-station 67</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (h base) (y expn))-  (defstrand resp 3 (a a) (b b) (h h) (y y))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (label 67)-  (unrealized (0 2))-  (origs)-  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>--<p id="k68">Item <a href="#t67">68</a>, Parent: <a href="#k67">67</a>, Children: <a href="#k70">70</a> <a href="#k71">71</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-to-station 70 (realized)</text>-  </svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation encryption-test (displaced 2 0 resp 2)-    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))-      (exp (gen) (mul x y))) (1 1))-  (label 70)-  (parent 68)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) x)))))-  (origs))</pre>--<p id="k71">Item <a href="#t67">71</a>, Parent: <a href="#k68">68</a>, Child: <a href="#k74">74</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y)))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h h) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-to-station 73</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (h base) (y expn) (w expr))-  (defstrand resp 3 (a a) (b b) (h h) (y y))-  (deflistener (exp h y))-  (deflistener (cat (exp h (mul y (rec w))) w))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul y (rec w))) w))-    (exp h y) (1 0))-  (label 73)-  (parent 69)-  (unrealized (0 2) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k74">Item <a href="#t67">74</a>, Parent: <a href="#k71">71</a>, Children: <a href="#k79">79</a> <a href="#k80">80</a> <a href="#k81">81</a> <a href="#k82">82</a> <a href="#k83">83</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b-0) (h (exp (gen) y)) (x x))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 74</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (y x expn) (w expr))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul y x)))-  (deflistener (cat (exp (gen) (mul y x (rec w))) w))-  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))-    ((3 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen y x)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul y x (rec w))) w))-    (exp (gen) (mul y x)) (2 0))-  (label 74)-  (parent 71)-  (unrealized (3 0))-  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>--<p id="k75">Item <a href="#t67">75</a>, Parent: <a href="#k73">73</a>, Child: <a href="#k84">84</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) w) (privk b)) (exp (gen) (mul w y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) w)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-to-station 75</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (w expr) (y expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test-    (contracted (y-0 y) (h (exp (gen) w)) (w (mul w y))) (gen) (2 0))-  (label 75)-  (parent 73)-  (unrealized (0 2) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k76">Item <a href="#t67">76</a>, Parent: <a href="#k73">73</a>, Child: <a href="#k85">85</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) w) (privk b)) (exp (gen) (mul w y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) w)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-to-station 77</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (w expr) (y expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation nonce-test (displaced 3 0 resp 2) (exp (gen) y-0) (2 0))-  (label 77)-  (parent 73)-  (unrealized (0 2))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k78">Item <a href="#t67">78</a>, Parent: <a href="#k73">73</a>, Child: <a href="#k87">87</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b-0) (h (exp (gen) y)) (x x))</title>-   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 79</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b b-0 name) (y x expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul y x)))-  (deflistener (cat (gen) (mul y x)))-  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))-    ((3 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen y x)-  (precur (3 0))-  (operation nonce-test (contracted (y-0 y) (x-0 x) (w (mul y x))) (gen)-    (3 0))-  (label 79)-  (parent 74)-  (unrealized (2 0) (3 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k80">Item <a href="#t67">80</a>, Parent: <a href="#k74">74</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text x='339.840' y='77.460' style='text-anchor: middle;'>init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x)) (y y))</title>-   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-to-station 88</text></svg></div>--<pre>(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (precedes ((0 1) (2 0)) ((0 1) (3 1)) ((1 1) (0 2)) ((2 1) (1 0))-    ((3 0) (0 0)) ((3 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x y)-  (operation encryption-test (displaced 4 0 resp 2)-    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))-      (exp (gen) (mul x y))) (3 1))-  (label 88)-  (parent 86)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k89">Item <a href="#t67">89</a>, Parent: <a href="#k86">86</a>, Child: <a href="#k90">90</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: gray;'/>-  <text-   x='39.960' y='588.540' style='text-anchor: middle; fill: black;'-   onclick='window.open(&quot;#k96&quot;, &quot;_self&quot;)'>96</text>-  </svg></div>--<pre>(defprotocol station-weak diffie-hellman-  (defrole weak-init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x)))))-  (defrole weak-resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (absent (y h))))</pre>--<p id="k96">Item <a href="#t96">96</a>, Children: <a href="#k97">97</a> <a href="#k98">98</a> <a href="#k99">99</a>.</p>--<div>- <svg-  class='diagram' width='79.920pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 79.920 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text-    x='139.920' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='89.940' y='39.960'-   style='text-anchor: middle;'>station-weak 98 (realized)</text></svg>- </div>--<pre>(defskeleton station-weak-  (vars (a b name) (x y expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand weak-resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation encryption-test (added-strand weak-resp 2)-    (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-      (exp (gen) (mul x y))) (0 1))-  (label 98)-  (parent 96)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))-  (origs))</pre>--<p id="k99">Item <a href="#t96">99</a>, Parent: <a href="#k96">96</a>, Children: <a href="#k100">100</a> <a href="#k101">101</a> <a href="#k102">102</a> <a href="#k103">103</a> <a href="#k104">104</a>.</p>--<div>- <svg-  class='diagram' width='179.880pt' height='304.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 179.880 304.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x-0))</title>-   <text-    x='239.880' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <g>-   <title>((a a) (b b) (h (exp (gen) (mul (rec x) x-0))) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-weak 102</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (x x-0 expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) (mul (rec x) x-0)))-    (x x))-  (deflistener (exp (gen) x-0))-  (defstrand weak-init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 0) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation nonce-test (added-strand weak-init 1) (exp (gen) x-0)-    (1 0))-  (label 102)-  (parent 99)-  (unrealized (0 1))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k103">Item <a href="#t96">103</a>, Parent: <a href="#k99">99</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((b b-0) (h h) (y y))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g>-   <title>((a a) (b b) (h (exp (gen) (mul (rec x) w y))) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 108</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b b-0 name) (h base) (x expn) (w expr) (y expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) (mul (rec x) w y)))-    (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand weak-resp 2 (b b-0) (h h) (y y))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation nonce-test (added-strand weak-resp 2) (exp (gen) y) (2 0))-  (label 108)-  (parent 104)-  (unrealized (0 1))-  (comment &quot;3 in cohort - 3 not yet seen&quot;))</pre>--<p id="k109">Item <a href="#t96">109</a>, Parent: <a href="#k105">105</a>, Child: <a href="#k119">119</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.990 114.232 334.019 188.504'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a b) (b b-0) (h (exp (gen) x)) (x x-0))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x-0)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 109</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (gen) (mul x x-0)))-  (defstrand weak-init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (3 1)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 2) (0 1)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation encryption-test (added-strand weak-init 3)-    (enc (exp (gen) x-0) (exp (gen) x) (privk b)) (0 1))-  (label 109)-  (parent 105)-  (unrealized (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k110">Item <a href="#t96">110</a>, Parent: <a href="#k105">105</a>, Child: <a href="#k120">120</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 110</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (x y expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (gen) (mul x y)))-  (defstrand weak-resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation encryption-test (added-strand weak-resp 2)-    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))-  (label 110)-  (parent 105)-  (unrealized (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k111">Item <a href="#t96">111</a>, Parent: <a href="#k106">106</a>, Child: <a href="#k121">121</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'-   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 112 (realized)</text></svg>- </div>--<pre>(defskeleton station-weak-  (vars (a b name) (x y expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) x) y))-  (defstrand weak-resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (2 0)) ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation encryption-test (added-strand weak-resp 2)-    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))-  (label 112)-  (parent 106)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k113">Item <a href="#t96">113</a>, Parent: <a href="#k107">107</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 236.880 152.460 433.800 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>((a b) (b b-1) (h (exp (gen) x)) (x x-0))</title>-   <text-    x='439.800' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <g><title>((b b-0) (h h) (y y))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x-0)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>station-weak 116</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b b-0 b-1 name) (h base) (x y x-0 expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) x-0)))-  (defstrand weak-resp 2 (b b-0) (h h) (y y))-  (defstrand weak-init 3 (a b) (b b-1) (h (exp (gen) x)) (x x-0))-  (precedes ((0 0) (2 0)) ((0 0) (4 1)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (2 0)) ((4 2) (0 1)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation encryption-test (added-strand weak-init 3)-    (enc (exp (gen) x-0) (exp (gen) x) (privk b)) (0 1))-  (label 116)-  (parent 108)-  (unrealized (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k117">Item <a href="#t96">117</a>, Parent: <a href="#k108">108</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp (gen) x)</title>-   <circle cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b b) (h (exp (gen) x)) (y y))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y)) (x x))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 117</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (x y expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand weak-resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation encryption-test (displaced 4 3 weak-resp 2)-    (enc (exp (gen) y-0) (exp (gen) x) (privk b-0)) (0 1))-  (label 117)-  (parent 108)-  (unrealized (2 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k118">Item <a href="#t96">118</a>, Parent: <a href="#k108">108</a>, Child: <a href="#k126">126</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='139.920' y1='189.960' x2='139.920' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y-0) (enc (enc (exp (gen) y-0) (exp (gen) y) (privk a)) (exp (gen) (mul y y-0))))</title>-   <circle cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(exp (gen) y)</title>-   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>-  <g>-   <title>(enc (enc (exp (gen) y-0) (exp (gen) y) (privk a)) (exp (gen) (mul y y-0)))</title>-   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'-   style='stroke-dasharray: 6.000,2.400; 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fill: none; stroke: black;'/></marker>-   </defs>-  <line-   x1='239.880' y1='189.960' x2='239.880' y2='264.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='139.920' y1='264.960' x2='139.920' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <line-   x1='39.960' y1='114.960' x2='39.960' y2='339.960'-   style='stroke-width: 0.960; stroke: gray;'/>-  <path-   d='M 239.880 264.960 Q 192.900 264.960 145.920 264.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(cat (exp h (mul y (rec w))) w)</title>-   <circle cx='239.880' cy='264.960' r='6.000'/></g>-  <g><title>(cat (exp h (mul y (rec w))) w)</title>-   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>-  <path-   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g><title>(exp h y)</title>-   <circle cx='139.920' cy='339.960' r='6.000'/></g>-  <g><title>(exp h y)</title>-   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>-  <g><title>(enc (enc h (exp (gen) y) (privk a)) (exp h y))</title>-   <circle style='fill: red;' cx='39.960' cy='339.960' r='6.000'/></g>-  <path-   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y)))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>h</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h h) (y y))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-weak 132</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (h base) (y expn) (w expr))-  (defstrand weak-resp 3 (a a) (b b) (h h) (y y))-  (deflistener (exp h y))-  (deflistener (cat (exp h (mul y (rec w))) w))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul y (rec w))) w))-    (exp h y) (1 0))-  (label 132)-  (parent 130)-  (unrealized (0 2) (2 0))-  (comment &quot;4 in cohort - 4 not yet seen&quot;))</pre>--<p id="k133">Item <a href="#t127">133</a>, Parent: <a href="#k132">132</a>, Child: <a href="#k137">137</a>.</p>--<div>- <svg-  class='diagram' width='279.840pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 279.840 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) w) (privk b)) (exp (gen) (mul w y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) w)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b) (h (exp (gen) w)) (y y))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <text-   x='139.920' y='39.960'-   style='text-anchor: middle;'>station-weak 133</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (w expr) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test-    (contracted (y-0 y) (h (exp (gen) w)) (w (mul w y))) (gen) (2 0))-  (label 133)-  (parent 132)-  (unrealized (0 2) (2 0))-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k134">Item <a href="#t127">134</a>, Parent: <a href="#k132">132</a>, Child: <a href="#k138">138</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) (mul w x)) (privk b)) (exp (gen) (mul w x y))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) (mul w x))</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((x x))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) (mul w x))) (y y))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <text-   x='239.880' y='39.960'-   style='text-anchor: middle;'>station-weak 138</text></svg></div>--<pre>(defskeleton station-weak-  (vars (a b name) (w expr) (x y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) (mul w x))) (y y))-  (deflistener (exp (gen) (mul w x y)))-  (deflistener (cat (exp (gen) x) (mul w y)))-  (defstrand weak-init 1 (x x))-  (deflistener y)-  (precedes ((0 1) (4 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 0) (2 0))-    ((4 1) (2 0)))-  (absent (y (exp (gen) (mul w x))))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation nonce-test (added-listener y) (mul w y) (2 0))-  (label 138)-  (parent 134)-  (unrealized (0 2) (4 0))-  (comment &quot;empty cohort&quot;))</pre>--<p id="k139">Item <a href="#t127">139</a>, Parent: <a href="#k135">135</a>, Child: <a href="#k142">142</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) x)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((a a) (b b-0) (h (exp (gen) y)) (x x))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-init</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) x)) (y y))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 139 (realized)</text></svg>- </div>--<pre>(defskeleton station-weak-  (vars (a b b-0 name) (y x expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (deflistener (exp (gen) (mul y x)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand weak-init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))-  (precedes ((0 1) (2 0)) ((0 1) (3 1)) ((1 1) (0 2)) ((2 1) (1 0))-    ((3 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation encryption-test (added-strand weak-init 3)-    (enc (exp (gen) x) (exp (gen) y) (privk a)) (0 2))-  (label 139)-  (parent 135)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k140">Item <a href="#t127">140</a>, Parent: <a href="#k135">135</a>, Child: <a href="#k143">143</a>.</p>--<div>- <svg-  class='diagram' width='379.800pt' height='379.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 379.800 379.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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marker-end: url(#arrow); fill: none;'/>-  <path-   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'-   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>-  <g>-   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) y-0) (privk b)) (exp (gen) (mul y y-0))))</title>-   <circle cx='39.960' cy='189.960' r='6.000'/></g>-  <g><title>(exp (gen) y-0)</title>-   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>-  <g><title>((b a) (h (exp (gen) y)) (y y-0))</title>-   <text-    x='339.840' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <g><title>((a a) (b b) (h (exp (gen) y-0)) (y y))</title>-   <text-    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>-   </g>-  <text-   x='189.900' y='39.960'-   style='text-anchor: middle;'>station-weak 140 (realized)</text></svg>- </div>--<pre>(defskeleton station-weak-  (vars (a b name) (y y-0 expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) y-0)) (y y))-  (deflistener (exp (gen) (mul y y-0)))-  (deflistener (cat (exp (gen) y) y-0))-  (defstrand weak-resp 2 (b a) (h (exp (gen) y)) (y y-0))-  (precedes ((0 1) (2 0)) ((0 1) (3 0)) ((1 1) (0 2)) ((2 1) (1 0))-    ((3 1) (0 2)))-  (absent (y-0 (exp (gen) y)) (y (exp (gen) y-0)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation encryption-test (added-strand weak-resp 2)-    (enc (exp (gen) y-0) (exp (gen) y) (privk a)) (0 2))-  (label 140)-  (parent 135)-  (unrealized)-  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>--<p id="k141">Item <a href="#t127">141</a>, Parent: <a href="#k136">136</a>.</p>--<div>- <svg-  class='diagram' width='479.760pt' height='454.920pt'-  xmlns='http://www.w3.org/2000/svg' version='1.1'-  viewBox='0 0 479.760 454.920' font-size='12.000'>-  <defs>-   <marker-    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'-    refY='5'>-    <path-     d='M 0 0 5 5 0 10'-     style='stroke-width: 2; 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charset=UTF-8" />+ <style>+  svg.diagram { border-width: 1px; border-style: solid }+ </style>+</head>+<body>++<pre>(herald &quot;Station-to-station protocol&quot; (algebra diffie-hellman))+(comment &quot;CPSA 3.5.0&quot;)+(comment &quot;All input read from station.scm&quot;)</pre>++<p id="top">Trees: <a href="#t0">0</a> <a href="#t10">10</a> <a href="#t20">20</a> <a href="#t23">23</a>.</p>++<p id="t0">Tree <a href="#top">0</a>.</p>++<div>+ <svg+  class='diagram' width='279.600pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 279.600 454.920' font-size='12.000'>+  <text+   x='89.880' y='401.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k2&quot;, &quot;_self&quot;)'>2</text>+  <line+   x1='39.960' y1='227.460' x2='89.880' y2='414.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='326.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k9&quot;, &quot;_self&quot;)'>9</text>+  <line+   x1='189.720' y1='189.960' x2='239.640' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='251.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k8&quot;, &quot;_self&quot;)'>8</text>+  <line+   x1='189.720' y1='189.960' x2='239.640' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='176.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k7&quot;, &quot;_self&quot;)'>7</text>+  <line+   x1='189.720' y1='189.960' x2='239.640' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='101.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k6&quot;, &quot;_self&quot;)'>6</text>+  <line+   x1='189.720' y1='189.960' x2='239.640' y2='114.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='26.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k5&quot;, &quot;_self&quot;)'>5</text>+  <line+   x1='189.720' y1='189.960' x2='239.640' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='189.720' y='176.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k4&quot;, &quot;_self&quot;)'>4</text>+  <line+   x1='139.800' y1='189.960' x2='189.720' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='139.800' y='176.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k3&quot;, &quot;_self&quot;)'>3</text>+  <line+   x1='89.880' y1='189.960' x2='139.800' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='89.880' y='176.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k1&quot;, &quot;_self&quot;)'>1</text>+  <line+   x1='39.960' y1='227.460' x2='89.880' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='213.540' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k0&quot;, &quot;_self&quot;)'>0</text>+  </svg></div>++<pre>(defprotocol station-to-station diffie-hellman+  (defrole init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (uniq-gen y)+    (absent (y (exp (gen) x)))))</pre>++<p id="k0">Item <a href="#t0">0</a>, Children: <a href="#k1">1</a> <a href="#k2">2</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b) (x x) (y y))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>station-to-station 0</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b name) (x rndx) (y expt))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (non-orig (privk a) (privk b))+  (uniq-gen x)+  (label 0)+  (unrealized (0 1))+  (origs)+  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>++<p id="k1">Item <a href="#t0">1</a>, Parent: <a href="#k0">0</a>, Child: <a href="#k3">3</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='379.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 379.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='189.960' x2='39.960' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b-0)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x-0) (exp (gen) x) (privk a)) (exp (gen) (mul x x-0)))</title>+   <circle cx='39.960' cy='339.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x) (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x) (y x-0))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x-0) (y x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-to-station 1</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (x x-0) (y x))+  (defstrand init 3 (a b) (b b-0) (x x) (y x-0))+  (precedes ((0 0) (1 1)) ((1 2) (0 1)))+  (non-orig (privk a) (privk b))+  (uniq-gen x x-0)+  (operation encryption-test (added-strand init 3)+    (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (0 1))+  (label 1)+  (parent 0)+  (unrealized (1 1))+  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>++<p id="k2">Item <a href="#t0">2</a>, Parent: <a href="#k0">0</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='139.920' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <path+   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((b b) (y y) (x x))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <g><title>((a a) (b b) (x x) (y y))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-to-station 2 (realized)</text>+  </svg></div>++<pre>(defskeleton station-to-station+  (vars (a b name) (y x rndx))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (defstrand resp 2 (b b) (y y) (x x))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (operation encryption-test (added-strand resp 2)+    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))+  (label 2)+  (parent 0)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (x x) (y y))))+  (origs))</pre>++<p id="k3">Item <a href="#t0">3</a>, Parent: <a href="#k1">1</a>, Child: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='279.840pt' height='379.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 279.840 379.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='239.880' y1='114.960' x2='239.880' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 239.880 189.960 Q 192.900 189.960 145.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) (mul x x-0))</title>+   <circle cx='239.880' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) (mul x x-0))</title>+   <circle style='fill: red;' cx='239.880' cy='114.960' r='6.000'/></g>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b-0)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 186.900 114.960 233.880 114.960'+   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x) (y x-0))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x-0) (y x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 4</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x x-0 rndx) (w expt))+  (defstrand init 3 (a a) (b b) (x x-0) (y x))+  (defstrand init 3 (a b) (b b-0) (x x) (y x-0))+  (deflistener (exp (gen) (mul x x-0)))+  (deflistener (cat (exp (gen) (mul x x-0 (rec w))) w))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (non-orig (privk a) (privk b))+  (uniq-gen x x-0)+  (precur (3 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul x x-0 (rec w))) w))+    (exp (gen) (mul x x-0)) (2 0))+  (label 4)+  (parent 3)+  (unrealized (3 0))+  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>++<p id="k5">Item <a href="#t0">5</a>, Parent: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) (mul x x-0))</title>+   <circle cx='239.880' cy='264.960' r='6.000'/></g>+  <g><title>(exp (gen) (mul x x-0))</title>+   <circle style='fill: red;' cx='239.880' cy='189.960' r='6.000'/></g>+  <path+   d='M 139.920 339.960 Q 92.940 339.960 45.960 339.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0)))</title>+   <circle cx='139.920' cy='339.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b-0)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='139.920' cy='264.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 236.880 77.460 333.840 114.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x-0) (exp (gen) x) (privk a)) (exp (gen) (mul x x-0)))</title>+   <circle cx='39.960' cy='414.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x) (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>+  <path+   d='M 39.960 114.960 Q 186.900 77.460 333.840 114.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x) (y x-0))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x-0) (y x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 5</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (x x-0) (y x))+  (defstrand init 3 (a b) (b b-0) (x x) (y x-0))+  (deflistener (exp (gen) (mul x x-0)))+  (deflistener (cat (gen) (mul x x-0)))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (non-orig (privk a) (privk b))+  (uniq-gen x x-0)+  (precur (3 0))+  (operation nonce-test (contracted (x-1 x) (x-2 x-0) (w (mul x x-0)))+    (gen) (3 0))+  (label 5)+  (parent 4)+  (unrealized (2 0) (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="k6">Item <a href="#t0">6</a>, Parent: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x) (y x-0))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x-0) (y x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 6</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (x x-0) (y x))+  (defstrand init 3 (a b) (b b-0) (x x) (y x-0))+  (deflistener (exp (gen) (mul x x-0)))+  (deflistener (cat (exp (gen) x-0) x))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x x-0)+  (operation nonce-test (displaced 4 0 init 1) (exp (gen) x-1) (3 0))+  (label 6)+  (parent 4)+  (unrealized (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="k7">Item <a href="#t0">7</a>, Parent: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x-0) (y x))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x) (y x-0))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 7</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (x x) (y x-0))+  (defstrand init 3 (a b) (b b-0) (x x-0) (y x))+  (deflistener (exp (gen) (mul x x-0)))+  (deflistener (cat (exp (gen) x-0) x))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x x-0)+  (operation nonce-test (displaced 4 1 init 1) (exp (gen) x-1) (3 0))+  (label 7)+  (parent 4)+  (unrealized (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="k8">Item <a href="#t0">8</a>, Parent: <a href="#k4">4</a>.</p>++<div>+ <svg+  class='diagram' width='479.760pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 479.760 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='439.800' y1='114.960' x2='439.800' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='339.840' y1='189.960' x2='339.840' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='239.880' y1='264.960' x2='239.880' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='139.920' y1='189.960' x2='139.920' y2='414.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='189.960' x2='39.960' y2='489.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 439.800 189.960 Q 392.820 189.960 345.840 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b-1)) (exp (gen) (mul x y))))</title>+   <circle cx='439.800' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='439.800' cy='114.960' r='6.000'/></g>+  <path+   d='M 339.840 264.960 Q 292.860 264.960 245.880 264.960'+   style='stroke-dasharray: 6.000,2.400; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='139.920' cy='189.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x-1) (exp (gen) x-0) (privk a)) (exp (gen) (mul x-0 x-1)))</title>+   <circle cx='39.960' cy='489.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x-1) (privk b)) (exp (gen) (mul x-0 x-1))))</title>+   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-1)</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>((b b-1) (y y) (x x))</title>+   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <g><title>((a b) (b b-0) (x x-0) (y x-1))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (x x-1) (y x-0))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <text+   x='239.880' y='39.960'+   style='text-anchor: middle;'>station-to-station 9</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 b-1 name) (x expt) (x-0 x-1 y rndx))+  (defstrand init 3 (a a) (b b) (x x-1) (y x-0))+  (defstrand init 3 (a b) (b b-0) (x x-0) (y x-1))+  (deflistener (exp (gen) (mul x-0 x-1)))+  (deflistener (cat (exp (gen) y) (mul x-0 x-1 (rec y))))+  (defstrand resp 2 (b b-1) (y y) (x x))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 1) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x-0 x-1 y)+  (operation nonce-test (added-strand resp 2) (exp (gen) y) (3 0))+  (label 9)+  (parent 4)+  (unrealized (2 0) (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="t10">Tree <a href="#top">10</a>.</p>++<div>+ <svg+  class='diagram' width='279.600pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 279.600 454.920' font-size='12.000'>+  <text+   x='239.640' y='401.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k19&quot;, &quot;_self&quot;)'>19</text>+  <line+   x1='189.720' y1='264.960' x2='239.640' y2='414.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='326.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k18&quot;, &quot;_self&quot;)'>18</text>+  <line+   x1='189.720' y1='264.960' x2='239.640' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='251.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k17&quot;, &quot;_self&quot;)'>17</text>+  <line+   x1='189.720' y1='264.960' x2='239.640' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='176.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k16&quot;, &quot;_self&quot;)'>16</text>+  <line+   x1='189.720' y1='264.960' x2='239.640' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='239.640' y='101.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k15&quot;, &quot;_self&quot;)'>15</text>+  <line+   x1='189.720' y1='264.960' x2='239.640' y2='114.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='189.720' y='251.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k14&quot;, &quot;_self&quot;)'>14</text>+  <line+   x1='139.800' y1='264.960' x2='189.720' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='139.800' y='251.040' style='text-anchor: middle; fill: red;'+   onclick='window.open(&quot;#k13&quot;, &quot;_self&quot;)'>13</text>+  <line+   x1='89.880' y1='227.460' x2='139.800' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='139.800' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k12&quot;, &quot;_self&quot;)'>12</text>+  <line+   x1='89.880' y1='227.460' x2='139.800' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='89.880' y='213.540' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k11&quot;, &quot;_self&quot;)'>11</text>+  <line+   x1='39.960' y1='227.460' x2='89.880' y2='227.460'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='213.540' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k10&quot;, &quot;_self&quot;)'>10</text>+  </svg></div>++<pre>(defprotocol station-to-station diffie-hellman+  (defrole init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (uniq-gen y)+    (absent (y (exp (gen) x)))))</pre>++<p id="k10">Item <a href="#t10">10</a>, Child: <a href="#k11">11</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>station-to-station 10</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b name) (y rndx) (x expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (label 10)+  (unrealized (0 2))+  (origs)+  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>++<p id="k11">Item <a href="#t10">11</a>, Parent: <a href="#k10">10</a>, Children: <a href="#k12">12</a> <a href="#k13">13</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0)) (exp (gen) (mul x y))))</title>+   <circle style='fill: red;' cx='139.920' cy='189.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 92.940 114.960 45.960 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-to-station 11</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (operation encryption-test (added-strand init 3)+    (enc (exp (gen) x) (exp (gen) y) (privk a)) (0 2))+  (label 11)+  (parent 10)+  (unrealized (1 1))+  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>++<p id="k12">Item <a href="#t10">12</a>, Parent: <a href="#k11">11</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 92.940 114.960 45.960 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-to-station 12 (realized)</text>+  </svg></div>++<pre>(defskeleton station-to-station+  (vars (a b name) (y x rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (operation encryption-test (displaced 2 0 resp 2)+    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+      (exp (gen) (mul y x))) (1 1))+  (label 12)+  (parent 11)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y) (x x))))+  (origs))</pre>++<p id="k13">Item <a href="#t10">13</a>, Parent: <a href="#k11">11</a>, Child: <a href="#k14">14</a>.</p>++<div>+ <svg+  class='diagram' width='279.840pt' height='379.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 279.840 379.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle style='fill: blue;' cx='39.960' cy='339.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 136.920 152.460 233.880 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='139.920' y='39.960'+   style='text-anchor: middle;'>station-to-station 13</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (precedes ((0 1) (2 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (operation encryption-test (added-listener (exp (gen) (mul x y)))+    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+      (exp (gen) (mul x y))) (1 1))+  (label 13)+  (parent 11)+  (unrealized (2 0))+  (comment &quot;1 in cohort - 1 not yet seen&quot;))</pre>++<p id="k14">Item <a href="#t10">14</a>, Parent: <a href="#k13">13</a>, Children: <a href="#k15">15</a> <a href="#k16">16</a> <a href="#k17">17</a> <a href="#k18">18</a> <a href="#k19">19</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 14</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx) (w expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) (mul x y (rec w))) w))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (precur (3 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul x y (rec w))) w))+    (exp (gen) (mul x y)) (2 0))+  (label 14)+  (parent 13)+  (unrealized (3 0))+  (comment &quot;5 in cohort - 5 not yet seen&quot;))</pre>++<p id="k15">Item <a href="#t10">15</a>, Parent: <a href="#k14">14</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='189.900' y='39.960'+   style='text-anchor: middle;'>station-to-station 16</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (y x rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) x) y))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen y x)+  (operation nonce-test (displaced 4 1 init 1) (exp (gen) x-0) (3 0))+  (label 16)+  (parent 14)+  (unrealized (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="k17">Item <a href="#t10">17</a>, Parent: <a href="#k14">14</a>.</p>++<div>+ <svg+  class='diagram' width='479.760pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 479.760 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(cat (exp (gen) x-0) (mul x y (rec x-0)))</title>+   <circle cx='339.840' cy='264.960' r='6.000'/></g>+  <g><title>(cat (exp (gen) x-0) (mul x y (rec x-0)))</title>+   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>+  <path+   d='M 239.880 339.960 Q 192.900 339.960 145.920 339.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) (mul x y))</title>+   <circle cx='239.880' cy='339.960' r='6.000'/></g>+  <g><title>(exp (gen) (mul x y))</title>+   <circle style='fill: red;' cx='239.880' cy='264.960' r='6.000'/></g>+  <path+   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle cx='139.920' cy='414.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0)) (exp (gen) (mul x y))))</title>+   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 92.940 114.960 45.960 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((x x-0))</title>+   <text x='439.800' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='239.880' y='39.960'+   style='text-anchor: middle;'>station-to-station 17</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 name) (x y x-0 rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) x-0) (mul x y (rec x-0))))+  (defstrand init 1 (x x-0))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 0) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x y x-0)+  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))+  (label 17)+  (parent 14)+  (unrealized (2 0) (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="k18">Item <a href="#t10">18</a>, Parent: <a href="#k14">14</a>.</p>++<div>+ <svg+  class='diagram' width='379.800pt' height='454.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 379.800 454.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; 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stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(cat (exp (gen) y-0) (mul x-0 y (rec y-0)))</title>+   <circle cx='339.840' cy='264.960' r='6.000'/></g>+  <g><title>(cat (exp (gen) y-0) (mul x-0 y (rec y-0)))</title>+   <circle style='fill: red;' cx='339.840' cy='189.960' r='6.000'/></g>+  <path+   d='M 239.880 339.960 Q 192.900 339.960 145.920 339.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) (mul x-0 y))</title>+   <circle cx='239.880' cy='339.960' r='6.000'/></g>+  <g><title>(exp (gen) (mul x-0 y))</title>+   <circle style='fill: red;' cx='239.880' cy='264.960' r='6.000'/></g>+  <path+   d='M 139.920 414.960 Q 92.940 414.960 45.960 414.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x-0) (exp (gen) y) (privk a)) (exp (gen) (mul x-0 y)))</title>+   <circle cx='139.920' cy='414.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x-0) (privk b-0)) (exp (gen) (mul x-0 y))))</title>+   <circle style='fill: blue;' cx='139.920' cy='339.960' r='6.000'/></g>+  <path+   d='M 139.920 114.960 Q 92.940 114.960 45.960 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x-0) (exp (gen) y) (privk a)) (exp (gen) (mul x-0 y)))</title>+   <circle style='fill: blue;' cx='39.960' cy='414.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 186.900 152.460 333.840 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x-0) (privk b)) (exp (gen) (mul x-0 y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x-0)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((b b-1) (y y-0) (x x))</title>+   <text x='439.800' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <g><title>((a a) (b b-0) (x x-0) (y y))</title>+   <text x='139.920' y='77.460' style='text-anchor: middle;'>init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x-0))</title>+   <text x='39.960' y='77.460' style='text-anchor: middle;'>resp</text>+   </g>+  <text+   x='239.880' y='39.960'+   style='text-anchor: middle;'>station-to-station 19</text></svg></div>++<pre>(defskeleton station-to-station+  (vars (a b b-0 b-1 name) (x expt) (x-0 y y-0 rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x-0))+  (defstrand init 3 (a a) (b b-0) (x x-0) (y y))+  (deflistener (exp (gen) (mul x-0 y)))+  (deflistener (cat (exp (gen) y-0) (mul x-0 y (rec y-0))))+  (defstrand resp 2 (b b-1) (y y-0) (x x))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 1) (3 0)))+  (absent (y-0 (exp (gen) x)) (y (exp (gen) x-0)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x-0 y y-0)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (3 0))+  (label 19)+  (parent 14)+  (unrealized (2 0) (3 0))+  (comment &quot;empty cohort&quot;))</pre>++<p id="t20">Tree <a href="#top">20</a>.</p>++<div>+ <svg+  class='diagram' width='129.840pt' height='154.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 129.840 154.920' font-size='12.000'>+  <text+   x='89.880' y='101.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k22&quot;, &quot;_self&quot;)'>22</text>+  <line+   x1='39.960' y1='77.460' x2='89.880' y2='114.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='89.880' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k21&quot;, &quot;_self&quot;)'>21</text>+  <line+   x1='39.960' y1='77.460' x2='89.880' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='63.540' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k20&quot;, &quot;_self&quot;)'>20</text>+  </svg></div>++<pre>(defprotocol station-weak diffie-hellman+  (defrole weak-init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y))))))+  (defrole weak-resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (absent (y (exp (gen) x)))))</pre>++<p id="k20">Item <a href="#t20">20</a>, Children: <a href="#k21">21</a> <a href="#k22">22</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle style='fill: red;' cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b) (x x) (y y))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>station-weak 20</text></svg></div>++<pre>(defskeleton station-weak+  (vars (a b name) (x rndx) (y expt))+  (defstrand weak-init 3 (a a) (b b) (x x) (y y))+  (non-orig (privk a) (privk b))+  (uniq-gen x)+  (label 20)+  (unrealized (0 1))+  (origs)+  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>++<p id="k21">Item <a href="#t20">21</a>, Parent: <a href="#k20">20</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='379.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 379.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='189.960' x2='39.960' y2='339.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x-0) (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b-0)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x-0) (exp (gen) x) (privk a)) (exp (gen) (mul x x-0)))</title>+   <circle cx='39.960' cy='339.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) x) (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (exp (gen) (mul x x-0))))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x-0)</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>((a b) (b b-0) (x x) (y x-0))</title>+   <text+    x='139.920' y='77.460' style='text-anchor: middle;'>weak-init</text>+   </g>+  <g><title>((a a) (b b) (x x-0) (y x))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-weak 21 (realized)</text></svg>+ </div>++<pre>(defskeleton station-weak+  (vars (a b b-0 name) (x x-0 rndx))+  (defstrand weak-init 3 (a a) (b b) (x x-0) (y x))+  (defstrand weak-init 3 (a b) (b b-0) (x x) (y x-0))+  (precedes ((0 0) (1 1)) ((1 2) (0 1)))+  (non-orig (privk a) (privk b))+  (uniq-gen x-0)+  (operation encryption-test (added-strand weak-init 3)+    (enc (exp (gen) x) (exp (gen) x-0) (privk b)) (0 1))+  (label 21)+  (parent 20)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (x x-0) (y x))))+  (origs))</pre>++<p id="k22">Item <a href="#t20">22</a>, Parent: <a href="#k20">20</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='189.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 189.960 Q 92.940 189.960 45.960 189.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='139.920' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle style='fill: blue;' cx='39.960' cy='189.960' r='6.000'/></g>+  <path+   d='M 39.960 114.960 Q 86.940 114.960 133.920 114.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g><title>(exp (gen) x)</title>+   <circle cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((b b) (y y) (x x))</title>+   <text+    x='139.920' y='77.460' style='text-anchor: middle;'>weak-resp</text>+   </g>+  <g><title>((a a) (b b) (x x) (y y))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-init</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-weak 22 (realized)</text></svg>+ </div>++<pre>(defskeleton station-weak+  (vars (a b name) (y x rndx))+  (defstrand weak-init 3 (a a) (b b) (x x) (y y))+  (defstrand weak-resp 2 (b b) (y y) (x x))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x)+  (operation encryption-test (added-strand weak-resp 2)+    (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))+  (label 22)+  (parent 20)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (x x) (y y))))+  (origs))</pre>++<p id="t23">Tree <a href="#top">23</a>.</p>++<div>+ <svg+  class='diagram' width='129.840pt' height='154.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 129.840 154.920' font-size='12.000'>+  <text+   x='89.880' y='101.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k25&quot;, &quot;_self&quot;)'>25</text>+  <line+   x1='39.960' y1='77.460' x2='89.880' y2='114.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='89.880' y='26.040'+   style='font-weight: bold; text-anchor: middle; fill: blue;'+   onclick='window.open(&quot;#k24&quot;, &quot;_self&quot;)'>24</text>+  <line+   x1='39.960' y1='77.460' x2='89.880' y2='39.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <text+   x='39.960' y='63.540' style='text-anchor: middle; fill: black;'+   onclick='window.open(&quot;#k23&quot;, &quot;_self&quot;)'>23</text>+  </svg></div>++<pre>(defprotocol station-weak diffie-hellman+  (defrole weak-init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y))))))+  (defrole weak-resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (absent (y (exp (gen) x)))))</pre>++<p id="k23">Item <a href="#t23">23</a>, Children: <a href="#k24">24</a> <a href="#k25">25</a>.</p>++<div>+ <svg+  class='diagram' width='79.920pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 79.920 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))</title>+   <circle style='fill: red;' cx='39.960' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>+   </g>+  <text+   x='39.960' y='39.960'+   style='text-anchor: middle;'>station-weak 23</text></svg></div>++<pre>(defskeleton station-weak+  (vars (a b name) (y rndx) (x expt))+  (defstrand weak-resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (label 23)+  (unrealized (0 2))+  (origs)+  (comment &quot;2 in cohort - 2 not yet seen&quot;))</pre>++<p id="k24">Item <a href="#t23">24</a>, Parent: <a href="#k23">23</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='114.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0)) (exp (gen) (mul x y))))</title>+   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle cx='139.920' cy='114.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) x)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((a a) (b b-0) (x x) (y y))</title>+   <text+    x='139.920' y='77.460' style='text-anchor: middle;'>weak-init</text>+   </g>+  <g><title>((a a) (b b) (y y) (x x))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-weak 24 (realized)</text></svg>+ </div>++<pre>(defskeleton station-weak+  (vars (a b b-0 name) (x y rndx))+  (defstrand weak-resp 3 (a a) (b b) (y y) (x x))+  (defstrand weak-init 3 (a a) (b b-0) (x x) (y y))+  (precedes ((0 1) (1 1)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (operation encryption-test (added-strand weak-init 3)+    (enc (exp (gen) x) (exp (gen) y) (privk a)) (0 2))+  (label 24)+  (parent 23)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y) (x x))))+  (origs))</pre>++<p id="k25">Item <a href="#t23">25</a>, Parent: <a href="#k23">23</a>.</p>++<div>+ <svg+  class='diagram' width='179.880pt' height='304.920pt'+  xmlns='http://www.w3.org/2000/svg' version='1.1'+  viewBox='0 0 179.880 304.920' font-size='12.000'>+  <defs>+   <marker+    id='arrow' orient='auto' markerWidth='5' markerHeight='10' refX='5'+    refY='5'>+    <path+     d='M 0 0 5 5 0 10'+     style='stroke-width: 2; fill: none; stroke: black;'/></marker>+   </defs>+  <line+   x1='139.920' y1='189.960' x2='139.920' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <line+   x1='39.960' y1='114.960' x2='39.960' y2='264.960'+   style='stroke-width: 0.960; stroke: gray;'/>+  <path+   d='M 139.920 264.960 Q 92.940 264.960 45.960 264.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y) (enc (enc (exp (gen) y) (exp (gen) y-0) (privk a)) (exp (gen) (mul y y-0))))</title>+   <circle cx='139.920' cy='264.960' r='6.000'/></g>+  <g><title>(exp (gen) y-0)</title>+   <circle style='fill: blue;' cx='139.920' cy='189.960' r='6.000'/></g>+  <g>+   <title>(enc (enc (exp (gen) y) (exp (gen) y-0) (privk a)) (exp (gen) (mul y y-0)))</title>+   <circle style='fill: blue;' cx='39.960' cy='264.960' r='6.000'/></g>+  <path+   d='M 39.960 189.960 Q 86.940 189.960 133.920 189.960'+   style='stroke-dasharray: 6.000,2.400; stroke-width: 0.960; stroke: black; marker-end: url(#arrow); fill: none;'/>+  <g>+   <title>(cat (exp (gen) y-0) (enc (enc (exp (gen) y-0) (exp (gen) y) (privk b)) (exp (gen) (mul y y-0))))</title>+   <circle cx='39.960' cy='189.960' r='6.000'/></g>+  <g><title>(exp (gen) y)</title>+   <circle style='fill: blue;' cx='39.960' cy='114.960' r='6.000'/></g>+  <g><title>((b a) (y y) (x y-0))</title>+   <text+    x='139.920' y='77.460' style='text-anchor: middle;'>weak-resp</text>+   </g>+  <g><title>((a a) (b b) (y y-0) (x y))</title>+   <text+    x='39.960' y='77.460' style='text-anchor: middle;'>weak-resp</text>+   </g>+  <text+   x='89.940' y='39.960'+   style='text-anchor: middle;'>station-weak 25 (realized)</text></svg>+ </div>++<pre>(defskeleton station-weak+  (vars (a b name) (y y-0 rndx))+  (defstrand weak-resp 3 (a a) (b b) (y y-0) (x y))+  (defstrand weak-resp 2 (b a) (y y) (x y-0))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)))+  (absent (y (exp (gen) y-0)) (y-0 (exp (gen) y)))+  (non-orig (privk a) (privk b))+  (uniq-gen y-0)+  (operation encryption-test (added-strand weak-resp 2)+    (enc (exp (gen) y) (exp (gen) y-0) (privk a)) (0 2))+  (label 25)+  (parent 23)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y-0) (x y))))+  (origs))</pre>  </body> </html>
doc/examples/subsort_test.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Subsort constraint test protocol</title>@@ -13,7 +13,7 @@ <pre>(herald &quot;Subsort constraint test protocol&quot;   (comment &quot;First, third, and fourth skeletons should have a shape,&quot;     &quot;second should be dead.&quot;))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from subsort_test.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t2">2</a> <a href="#t3">3</a> <a href="#t5">5</a>.</p>
doc/examples/woolam.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Woo-Lam Protocol</title>@@ -11,7 +11,7 @@ <body>  <pre>(herald &quot;Woo-Lam Protocol&quot;)-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from woolam.scm&quot;)</pre>  <p id="t0">Tree 0.</p>
doc/examples/yahalom.xhtml view
@@ -1,5 +1,5 @@ <?xml version="1.0"?>-<!-- CPSA 3.4.0 -->+<!-- CPSA 3.5.0 --> <html xmlns="http://www.w3.org/1999/xhtml"> <head>  <title>Yahalom Protocol with Forwarding Removed</title>@@ -12,7 +12,7 @@  <pre>(herald &quot;Yahalom Protocol with Forwarding Removed&quot;   (algebra diffie-hellman) (bound 12))-(comment &quot;CPSA 3.4.0&quot;)+(comment &quot;CPSA 3.5.0&quot;) (comment &quot;All input read from yahalom.scm&quot;)</pre>  <p id="top">Trees: <a href="#t0">0</a> <a href="#t52">52</a>.</p>
src/CPSA/Basic/Algebra.hs view
@@ -327,14 +327,15 @@ foldVars f acc (F Akey [F Pubk [C _, I x]]) = f acc (F Name [I x]) foldVars f acc (F Akey [F Invk [F Pubk [I x]]]) = f acc (F Name [I x]) foldVars f acc (F Akey [F Invk [F Pubk [C _, I x]]]) = f acc (F Name [I x])-foldVars _ acc (F Tag [(C _)]) = acc        -- Tags-foldVars f acc (F Cat [t0, t1]) = -- Concatenation+foldVars _ acc (F Tag [(C _)]) = acc      -- Tags+foldVars f acc (F Cat [t0, t1]) =         -- Concatenation     foldVars f (foldVars f acc t0) t1-foldVars f acc (F Enc [t0, t1]) = -- Encryption+foldVars f acc (F Enc [t0, t1]) =         -- Encryption     foldVars f (foldVars f acc t0) t1-foldVars f acc (F Hash [t])     = -- Hashing+foldVars f acc (F Hash [t]) =             -- Hashing     foldVars f acc t foldVars f acc t@(D _) = f acc t          -- Node variable+foldVars _ acc (P _) = acc                -- Node constant foldVars _ _ t = C.assertError $ "Algebra.foldVars: Bad term " ++ show t  -- Fold f through a term applying it to each term that is carried by the term.@@ -416,8 +417,11 @@ inv :: Term -> Term inv (F Akey [F Invk [t]]) = F Akey [t] inv (F Akey [t]) = F Akey [F Invk [t]]+inv t@(F _ _) = t inv (I _) = error "Algebra.inv: Cannot invert a variable of sort mesg"-inv t = t+inv (C _) = error "Algebra.inv: Cannot invert a tag constant"+inv (D _) = error "Algebra.inv: Cannot invert a variable of sort node"+inv (P _) = error "Algebra.inv: Cannot invert a node constant"  -- Extracts every encryption that is carried by a term along with its -- encryption key.  Note that a hash is treated as a kind of
src/CPSA/Debase/Main.hs view
@@ -97,7 +97,7 @@ vars (L () x : xs)   | symStr (last x) == "base" =       let (xs', ss) = vars xs in-        (lst (butLast x ++ [sym "expr"]) : xs',+        (lst (butLast x ++ [sym "expt"]) : xs',          map symStr (butLast x) ++ ss)   | otherwise =       let (xs', ss) = vars xs in
src/CPSA/DiffieHellman/Algebra.hs view
@@ -2423,6 +2423,9 @@   | sort == "akey" = return $ F Akey [I x]   | sort == "base" = return $ F Base [I x]   | sort == "tag" = return $ F Tag [I x]+  | sort == "expt" = return $ groupVar False x+  | sort == "rndx" = return $ groupVar True x+  -- Legecy names   | sort == "expr" = return $ groupVar False x   | sort == "expn" = return $ groupVar True x   | sort == "node" = return $ D x@@ -2655,8 +2658,8 @@ displayVar ctx (F Base [I x]) = displaySortId "base" ctx x displayVar ctx (F Tag [I x]) = displaySortId "tag" ctx x displayVar ctx t@(G x)-    | isBasisVar x = displaySortId "expn" ctx (varId t)-    | isGroupVar x = displaySortId "expr" ctx (varId t)+    | isBasisVar x = displaySortId "rndx" ctx (varId t)+    | isGroupVar x = displaySortId "expt" ctx (varId t) displayVar ctx (D x) = displaySortId "node" ctx x displayVar _ _ =     C.assertError "Algebra.displayVar: term not a variable with its sort"
src/CPSA/Lib/Loader.hs view
@@ -341,8 +341,10 @@ mkListenerRole :: (Algebra t p g s e c, Monad m) => Pos -> g -> m (g, Role t) mkListenerRole pos g =   do-    (g, [x]) <- loadVars g [L pos [S pos "x", S pos "mesg"]]-    return (g, mkRole "" [x] [In x, Out x] [] [] [] False)+    (g, xs) <- loadVars g [L pos [S pos "x", S pos "mesg"]]+    case xs of+      [x] -> return (g, mkRole "" [x] [In x, Out x] [] [] [] False)+      _ -> fail "Loader.mkListenerRole: Expection one variable"  -- Association lists @@ -951,7 +953,9 @@   do     t <- loadTerm kvars False x     t' <- loadTerm kvars False y-    return (pos, Equals t t')+    case isNodeVar t == isNodeVar t' of+      True -> return (pos, Equals t t')+      False -> fail (shows pos "Sort mismatch in equality") loadPrimary _ _ kvars (L pos [S _ "non", x]) =   do     t <- loadAlgTerm kvars x
src/CPSA/Lib/Utilities.hs view
@@ -18,20 +18,19 @@     = Return a     | Fail String -instance Functor (ReturnFail) where-    fmap _ (Fail x) = Fail x+instance Functor ReturnFail where+    fmap _ (Fail x)   = Fail x     fmap f (Return y) = Return (f y) -instance Applicative (ReturnFail) where-    pure          = Return-    Fail e <*> _ = Fail e+instance Applicative ReturnFail where+    pure           = Return+    Fail e <*> _   = Fail e     Return f <*> r = fmap f r  instance Monad ReturnFail where-    return = Return-    Fail l >>= _ = Fail l+    Fail l >>= _   = Fail l     Return r >>= k = k r-    fail s = Fail s+    fail s = Fail s             -- This must be moved to MonadFail  adjoin :: Eq a => a -> [a] -> [a] adjoin x xs
src/CPSA/SAS/SAS.hs view
@@ -745,6 +745,7 @@ disjoin :: [SExpr ()] -> SExpr () disjoin conjuncts =     case concatMap f conjuncts of+      [] -> L () [S () "false"]       [x] -> x       xs -> L () (S () "or" : xs)     where
tst/aik.tst view
@@ -1,6 +1,6 @@ (herald "Anonymous identity protocol from TCG") -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from aik.scm")  (defprotocol aikprot basic
tst/axiom2.tst view
@@ -1,6 +1,6 @@ (herald "Axiom 2 Protocol" (bound 20)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from axiom2.scm") (comment "Strand count bounded at 20") 
tst/blanchet.tst view
@@ -1,7 +1,7 @@ (herald "Blanchet's Simple Example Protocol"   (comment "There is a flaw in this protocol by design")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from blanchet.scm")  (defprotocol blanchet basic
tst/bltk_test.tst view
@@ -1,6 +1,6 @@ (herald "bltk Test File" (algebra diffie-hellman) (bound 12)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from bltk_test.scm")  (defprotocol test diffie-hellman
tst/dh-ca.scm view
@@ -2,30 +2,30 @@  (defprotocol dhca diffie-hellman   (defrole init-    (vars (x expn) (a b ca name) (h base) (n text))+    (vars (x rndx) (a b ca name) (y expt) (n text))     (trace      (send (enc "reg" (exp (gen) x) a (privk a)))      (recv (enc (exp (gen) x) a (privk ca)))      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-     (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-     (send (enc "check" n (exp h x))))+     (recv (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca)) (enc n (exp (gen) (mul y x)))))+     (send (enc "check" n (exp (gen) (mul y x)))))     (uniq-gen x)     (non-orig (privk ca)))   (defrole resp-    (vars (y expn) (a b ca name) (h base) (n text))+    (vars (y rndx) (a b ca name) (x expt) (n text))     (trace      (send (enc "reg" (exp (gen) y) b (privk b)))      (recv (enc (exp (gen) y) b (privk ca)))-     (recv (cat h (enc h a (privk ca))))+     (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))      (send (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-		(enc n (exp h y))))-     (recv (enc "check" n (exp h y))))+		(enc n (exp (gen) (mul x y)))))+     (recv (enc "check" n (exp (gen) (mul x y)))))     (uniq-gen y)     (non-orig (privk ca)))-  (defrole ca (vars (subject ca name) (h base))+  (defrole ca (vars (subject ca name) (x expt))     (trace-     (recv (enc "reg" h subject (privk subject)))-     (send (enc h subject (privk ca))))+     (recv (enc "reg" (exp (gen) x) subject (privk subject)))+     (send (enc (exp (gen) x) subject (privk ca))))     (non-orig (privk subject))     )   (comment A diffie-hellman exchange which uses a certificate@@ -45,9 +45,9 @@ )  (defskeleton dhca-  (vars (a b ca name) (x y expn) (n text))-  (defstrand init 5 (x x) (h (exp (gen) y)) (ca ca) (a a) (b b) (n n))-  (defstrand resp 5 (y y) (h (exp (gen) x)) (ca ca) (a a) (b b) (n n))+  (vars (a b ca name) (x y rndx) (n text))+  (defstrand init 5 (x x) (y y) (ca ca) (a a) (b b) (n n))+  (defstrand resp 5 (y y) (x x) (ca ca) (a a) (b b) (n n)) (uniq-orig n) (comment point of view in which init and resp each complete and     they agree on the relevant parameters)
tst/dh-ca.tst view
@@ -1,3715 +1,3721 @@ (herald dhca (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from dh-ca.scm")--(defprotocol dhca diffie-hellman-  (defrole init-    (vars (x expn) (a b ca name) (h base) (n text))-    (trace (send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-      (send (enc "check" n (exp h x))))-    (non-orig (privk ca))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (a b ca name) (h base) (n text))-    (trace (send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat h (enc h a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp h y)))) (recv (enc "check" n (exp h y))))-    (non-orig (privk ca))-    (uniq-gen y))-  (defrole ca-    (vars (subject ca name) (h base))-    (trace (recv (enc "reg" h subject (privk subject)))-      (send (enc h subject (privk ca))))-    (non-orig (privk subject)))-  (comment A diffie-hellman exchange which uses a certificate authority-    to certify long-term DH values))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h h) (x x))-  (non-orig (privk ca))-  (uniq-gen x)-  (comment Full initiator POV No need to make extra assumptions)-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-      (send (enc "check" n (exp h x)))))-  (label 0)-  (unrealized (0 1) (0 3))-  (origs)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h h) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk ca))-  (uniq-gen x)-  (operation encryption-test (added-strand ca 2)-    (enc (exp (gen) x) a (privk ca)) (0 1))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-      (send (enc "check" n (exp h x))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca)))))-  (label 1)-  (parent 0)-  (unrealized (0 3))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (a ca name) (x expn))-  (defstrand init 5 (n n) (a a) (b a) (ca ca) (h (exp (gen) x)) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk ca))-  (uniq-gen x)-  (operation encryption-test (displaced 2 1 ca 2) (enc h b (privk ca))-    (0 3))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv-        (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))-          (enc n (exp (gen) (mul x x)))))-      (send (enc "check" n (exp (gen) (mul x x)))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca)))))-  (label 2)-  (parent 1)-  (unrealized (0 3))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h h) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (defstrand ca 2 (subject b) (ca ca) (h h))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (0 3)))-  (non-orig (privk a) (privk b) (privk ca))-  (uniq-gen x)-  (operation encryption-test (added-strand ca 2) (enc h b (privk ca))-    (0 3))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-      (send (enc "check" n (exp h x))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (enc "reg" h b (privk b))) (send (enc h b (privk ca)))))-  (label 3)-  (parent 1)-  (unrealized (0 3) (2 0))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (a ca a-0 b ca-0 name) (x y expn))-  (defstrand init 5 (n n) (a a) (b a) (ca ca) (h (exp (gen) x)) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (defstrand resp 4 (n n) (a a-0) (b b) (ca ca-0)-    (h (exp (gen) (mul x x (rec y)))) (y y))-  (precedes ((0 0) (1 0)) ((0 0) (2 2)) ((1 1) (0 1)) ((2 3) (0 3)))-  (non-orig (privk a) (privk ca) (privk ca-0))-  (uniq-gen x y)-  (operation encryption-test (added-strand resp 4)-    (enc n (exp (gen) 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y (rec y-0))) a-0 (privk ca-0)))))-  (label 34)-  (parent 23)-  (unrealized (6 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand resp 1 (b b) (y y))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (gen) (mul x y)))-  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))-    ((3 0) (2 0)) ((3 0) (5 0)) ((4 1) (0 3)) ((5 1) (4 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (uniq-gen x y)-  (precur (5 0))-  (operation nonce-test (contracted (x-0 x) (y-0 y) (w (mul x y))) (gen)-    (5 0))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk 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(2 0)) ((3 0) (5 0)) ((4 1) (0 3)) ((5 1) (4 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (precur (5 0))-  (uniq-gen y y-0)-  (operation nonce-test (displaced 6 0 resp 1) (exp (gen) y-1) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) y-0) a (privk a)))-      (recv (enc (exp (gen) y-0) a (privk ca)))-      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul y y-0)))))-      (send (enc "check" n (exp (gen) (mul y y-0)))))-    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))-      (send (enc (exp (gen) y-0) a (privk ca))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((send (enc "reg" (exp (gen) y) b (privk b))))-    ((recv (exp (gen) (mul y y-0))) (send (exp (gen) (mul y y-0))))-    ((recv (cat (exp (gen) y-0) y)) (send (cat (exp (gen) y-0) y))))-  (label 36)-  (parent 24)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand resp 1 (b b) (y y))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y) x))-  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))-    ((3 0) (2 0)) ((3 0) (5 0)) ((4 1) (0 3)) ((5 1) (4 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (precur (5 0))-  (uniq-gen x y)-  (operation nonce-test (displaced 6 3 resp 1) (exp (gen) y-0) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (send (enc "check" n (exp (gen) (mul x y)))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((send (enc "reg" (exp (gen) y) b (privk b))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (exp (gen) y) x)) (send (cat (exp (gen) y) x))))-  (label 37)-  (parent 24)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca b-0 name) (x y y-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand resp 1 (b b) (y y))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y-0) (mul x y (rec y-0))))-  (defstrand resp 1 (b b-0) (y y-0))-  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))-    ((3 0) (2 0)) ((3 0) (5 0)) ((4 1) (0 3)) ((5 1) (4 0))-    ((6 0) (5 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (precur (5 0))-  (uniq-gen x y y-0)-  (operation nonce-test (added-strand resp 1) (exp (gen) y-0) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (send (enc "check" n (exp (gen) (mul x y)))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((send (enc "reg" (exp (gen) y) b (privk b))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (exp (gen) y-0) (mul x y (rec y-0))))-      (send (cat (exp (gen) y-0) (mul x y (rec y-0)))))-    ((send (enc "reg" (exp (gen) y-0) b-0 (privk b-0)))))-  (label 38)-  (parent 24)-  (unrealized (4 0) (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a ca name) (y expn))-  (defstrand init 5 (n n) (a a) (b a) (ca ca) (h (exp (gen) y)) (x y))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y)))-  (deflistener (exp (gen) (mul y y)))-  (deflistener (cat (gen) (mul y y)))-  (deflistener y)-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 1))-    ((2 1) (0 3)) ((3 1) (0 3)) ((4 1) (3 0)) ((5 1) (4 0)))-  (non-orig (privk a) (privk ca))-  (uniq-gen y)-  (precur (4 0))-  (operation nonce-test (added-listener y) (mul y y) (4 0))-  (traces-    ((send (enc "reg" (exp (gen) y) a (privk a)))-      (recv (enc (exp (gen) y) a (privk ca)))-      (send (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))-          (enc n (exp (gen) (mul y y)))))-      (send (enc "check" n (exp (gen) (mul y y)))))-    ((recv (enc "reg" (exp (gen) y) a (privk a)))-      (send (enc (exp (gen) y) a (privk ca))))-    ((recv (enc "reg" (exp (gen) y) a (privk a)))-      (send (enc (exp (gen) y) a (privk ca))))-    ((recv (exp (gen) (mul y y))) (send (exp (gen) (mul y y))))-    ((recv (cat (gen) (mul y y))) (send (cat (gen) (mul y y))))-    ((recv y) (send y)))-  (label 39)-  (parent 27)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a ca b name) (y y-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x y-0))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y-0)))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand resp 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) y-0)) (y y))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y-0)))-  (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 1)) ((2 1) (3 1))-    ((3 0) (2 0)) ((3 3) (0 3)) ((4 1) (3 2)))-  (non-orig (privk a) (privk ca) (privk b))-  (uniq-gen y y-0)-  (operation 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(gen) y-0) a (privk ca)))))-  (label 40)-  (parent 31)-  (unrealized)-  (shape)-  (maps ((0) ((x y-0) (a a) (b b) (ca ca) (h (exp (gen) y)) (n n))))-  (origs))--(defskeleton dhca-  (vars (n text) (a ca b ca-0 name) (y y-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x y-0))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y-0)))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand resp 4 (n n) (a a) (b b) (ca ca-0) (h (exp (gen) y-0))-    (y y))-  (defstrand ca 2 (subject b) (ca ca-0) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca-0) (h (exp (gen) y-0)))-  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))-    ((3 0) (2 0)) ((3 0) (4 0)) ((3 3) (0 3)) ((4 1) (3 1))-    ((5 1) (3 2)))-  (non-orig (privk a) (privk ca) (privk b) (privk ca-0))-  (uniq-gen y y-0)-  (operation encryption-test (displaced 6 0 resp 1)-    (enc "reg" (exp (gen) y-0) a-0 (privk a-0)) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) y-0) a (privk a)))-      (recv (enc (exp (gen) y-0) a (privk ca)))-      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul y y-0)))))-      (send (enc "check" n (exp (gen) (mul y y-0)))))-    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))-      (send (enc (exp (gen) y-0) a (privk ca))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca-0)))-      (recv (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca-0))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca-0))-          (enc n (exp (gen) (mul y y-0))))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca-0))))-    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))-      (send (enc (exp (gen) y-0) a (privk ca-0)))))-  (label 41)-  (parent 33)-  (unrealized)-  (shape)-  (maps ((0) ((x y-0) (a a) (b b) (ca ca) (h (exp (gen) y)) (n n))))-  (origs))--(comment "Nothing left to do")--(defprotocol dhca diffie-hellman-  (defrole init-    (vars (x expn) (a b ca name) (h base) (n text))-    (trace (send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv (cat h (enc h b (privk ca)) (enc n (exp h x))))-      (send (enc "check" n (exp h x))))-    (non-orig (privk ca))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (a b ca name) (h base) (n text))-    (trace (send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat h (enc h a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp h y)))) (recv (enc "check" n (exp h y))))-    (non-orig (privk ca))-    (uniq-gen y))-  (defrole ca-    (vars (subject ca name) (h base))-    (trace (recv (enc "reg" h subject (privk subject)))-      (send (enc h subject (privk ca))))-    (non-orig (privk subject)))-  (comment A diffie-hellman exchange which uses a certificate authority-    to certify long-term DH values))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (y expn))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h h) (y y))-  (non-orig (privk ca))-  (uniq-gen y)-  (uniq-orig n)-  (comment Full responder point of view with freshly chosen n)-  (traces-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat h (enc h a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp h y)))) (recv (enc "check" n (exp h y)))))-  (label 42)-  (unrealized (0 1) (0 2) (0 4))-  (origs (n (0 3)))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (y expn))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h h) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk b) (privk ca))-  (uniq-gen y)-  (uniq-orig n)-  (operation encryption-test (added-strand ca 2)-    (enc (exp (gen) y) b (privk ca)) (0 1))-  (traces-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat h (enc h a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp h y)))) (recv (enc "check" n (exp h y))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca)))))-  (label 43)-  (parent 42)-  (unrealized (0 2) (0 4))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (b ca name) (y expn))-  (defstrand resp 5 (n n) (a b) (b b) (ca ca) (h (exp (gen) y)) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk b) (privk ca))-  (uniq-gen y)-  (uniq-orig n)-  (operation encryption-test (displaced 2 1 ca 2) (enc h a (privk ca))-    (0 2))-  (traces-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul y y)))))-      (recv (enc "check" n (exp (gen) (mul y y)))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca)))))-  (label 44)-  (parent 43)-  (unrealized (0 4))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (a b ca name) (h base) (y expn))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h h) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca) (h h))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (0 2)))-  (non-orig (privk a) (privk b) (privk ca))-  (uniq-gen y)-  (uniq-orig n)-  (operation encryption-test (added-strand ca 2) (enc h a (privk ca))-    (0 2))-  (traces-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat h (enc h a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp h y)))) (recv (enc "check" n (exp h y))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((recv (enc "reg" h a (privk a))) (send (enc h a (privk ca)))))-  (label 45)-  (parent 43)-  (unrealized (0 4) (2 0))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhca-  (vars (n text) (b ca a b-0 ca-0 name) (y x expn))-  (defstrand resp 5 (n n) (a b) (b b) (ca ca) (h (exp (gen) y)) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand init 5 (n n) (a a) (b b-0) (ca ca-0)-    (h (exp (gen) (mul y y (rec x)))) (x x))-  (precedes ((0 0) (1 0)) ((0 3) (2 3)) ((1 1) (0 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y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (send (enc "check" n (exp (gen) (mul x y)))))-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (recv (enc "check" n (exp (gen) (mul x y)))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (gen) (mul x y))) (send (cat (gen) (mul x y)))))-  (label 96)-  (parent 94)-  (unrealized (0 1) (4 0) (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca name) (y y-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x y-0))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y-0)) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) y-0)))-  (deflistener (exp (gen) (mul y y-0)))-  (deflistener (cat (exp (gen) y-0) y))-  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))-    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))-    ((5 1) (4 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (precur (5 0))-  (uniq-gen y y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 6 0 resp 1) (exp (gen) y-1) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) y-0) a (privk a)))-      (recv (enc (exp (gen) y-0) a (privk ca)))-      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul y y-0)))))-      (send (enc "check" n (exp (gen) (mul y y-0)))))-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul y y-0)))))-      (recv (enc "check" n (exp (gen) (mul y y-0)))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))-      (send (enc (exp (gen) y-0) a (privk ca))))-    ((recv (exp (gen) (mul y y-0))) (send (exp (gen) (mul y y-0))))-    ((recv (cat (exp (gen) y-0) y)) (send (cat (exp (gen) y-0) y))))-  (label 97)-  (parent 94)-  (unrealized (0 1) (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  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    (recv (enc "check" n (exp (gen) (mul x y)))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (exp (gen) y) x)) (send (cat (exp (gen) y) x))))-  (label 98)-  (parent 94)-  (unrealized (0 1) (5 0))-  (comment "empty cohort"))--(defskeleton dhca-  (vars (n text) (a b ca b-0 name) (x y y-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))-  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (y y))-  (defstrand ca 2 (subject b) (ca ca) (h (exp (gen) y)))-  (defstrand ca 2 (subject a) (ca ca) (h (exp (gen) x)))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) y-0) (mul x y (rec y-0))))-  (defstrand resp 1 (b b-0) (y y-0))-  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))-    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))-    ((5 1) (4 0)) ((6 0) (5 0)))-  (non-orig (privk a) (privk b) (privk ca))-  (precur (5 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 1) (exp (gen) y-0) (5 0))-  (traces-    ((send (enc "reg" (exp (gen) x) a (privk a)))-      (recv (enc (exp (gen) x) a (privk ca)))-      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (recv-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (send (enc "check" n (exp (gen) (mul x y)))))-    ((send (enc "reg" (exp (gen) y) b (privk b)))-      (recv (enc (exp (gen) y) b (privk ca)))-      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))-      (send-        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))-          (enc n (exp (gen) (mul x y)))))-      (recv (enc "check" n (exp (gen) (mul x y)))))-    ((recv (enc "reg" (exp (gen) y) b (privk b)))-      (send (enc (exp (gen) y) b (privk ca))))-    ((recv (enc "reg" (exp (gen) x) a (privk a)))-      (send (enc (exp (gen) x) a (privk ca))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (exp (gen) y-0) (mul x y (rec y-0))))-      (send (cat (exp (gen) y-0) (mul x y (rec y-0)))))+(comment "CPSA 3.5.0")+(comment "All input read from dh-ca.scm")++(defprotocol dhca diffie-hellman+  (defrole init+    (vars (x rndx) (a b ca name) (y expt) (n text))+    (trace (send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    (non-orig (privk ca))+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (a b ca name) (x expt) (n text))+    (trace (send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    (non-orig (privk ca))+    (uniq-gen y))+  (defrole ca+    (vars (subject ca name) (x expt))+    (trace (recv (enc "reg" (exp (gen) x) subject (privk subject)))+      (send (enc (exp (gen) x) subject (privk ca))))+    (non-orig (privk subject)))+  (comment A diffie-hellman exchange which uses a certificate authority+    to certify long-term DH values))++(defskeleton dhca+  (vars (n text) (a b ca name) (x rndx) (y expt))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (non-orig (privk ca))+  (uniq-gen x)+  (comment Full initiator POV No need to make extra assumptions)+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y))))))+  (label 0)+  (unrealized (0 1) (0 3))+  (origs)+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y expt) (x rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (non-orig (privk a) (privk ca))+  (uniq-gen x)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) x) a (privk ca)) (0 1))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca)))))+  (label 1)+  (parent 0)+  (unrealized (0 3))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca name) (x rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x x) (y x))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (non-orig (privk a) (privk ca))+  (uniq-gen x)+  (operation encryption-test (displaced 2 1 ca 2)+    (enc (exp (gen) x-0) b (privk ca)) (0 3))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))+          (enc n (exp (gen) (mul x x)))))+      (send (enc "check" n (exp (gen) (mul x x)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca)))))+  (label 2)+  (parent 1)+  (unrealized (0 3))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (x rndx) (x-0 expt))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y x-0))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x x-0))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (0 3)))+  (non-orig (privk a) (privk b) (privk ca))+  (uniq-gen x)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) x-0) b (privk ca)) (0 3))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) x-0) (enc (exp (gen) x-0) b (privk ca))+          (enc n (exp (gen) (mul x x-0)))))+      (send (enc "check" n (exp (gen) (mul x x-0)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) x-0) b (privk b)))+      (send (enc (exp (gen) x-0) b (privk ca)))))+  (label 3)+  (parent 1)+  (unrealized (2 0))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca a-0 b ca-0 name) (x y rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x x) (y x))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand resp 4 (n n) (a a-0) (b b) (ca ca-0) (y y)+    (x (mul x x (rec y))))+  (precedes ((0 0) (1 0)) ((0 0) (2 2)) ((1 1) (0 1)) ((2 3) (0 3)))+  (non-orig (privk a) (privk ca) (privk ca-0))+  (uniq-gen x y)+  (operation encryption-test (added-strand resp 4)+    (enc n (exp (gen) (mul x x))) (0 3))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))+          (enc n (exp (gen) (mul x x)))))+      (send (enc "check" n (exp (gen) (mul x x)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca-0)))+      (recv+        (cat (exp (gen) (mul x x (rec y)))+          (enc (exp (gen) (mul x x (rec y))) a-0 (privk ca-0))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca-0))+          (enc n (exp (gen) (mul x x)))))))+  (label 4)+  (parent 2)+  (unrealized (2 1) (2 2))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca name) (x rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x x) (y x))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul x x)))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 3)))+  (non-orig (privk a) (privk ca))+  (uniq-gen x)+  (operation encryption-test (added-listener (exp (gen) (mul x x)))+    (enc n (exp (gen) (mul x x))) (0 3))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))+          (enc n (exp (gen) (mul x x)))))+      (send (enc "check" n (exp (gen) (mul x x)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (exp (gen) (mul x x))) (send (exp (gen) (mul x x)))))+  (label 5)+  (parent 2)+  (unrealized (2 0))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca name) (y rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x y) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 3)))+  (non-orig (privk a) (privk ca))+  (uniq-gen y)+  (operation encryption-test (displaced 3 0 resp 1)+    (enc "reg" (exp (gen) y-0) b (privk b)) (2 0))+  (traces+    ((send (enc "reg" (exp (gen) y) a (privk a)))+      (recv (enc (exp (gen) y) a (privk ca)))+      (send (cat 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1) (0 3)) ((4 1) (3 0)))+  (non-orig (privk a) (privk ca))+  (uniq-gen y)+  (precur (4 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul y y (rec w))) w))+    (exp (gen) (mul y y)) (3 0))+  (traces+    ((send (enc "reg" (exp (gen) y) a (privk a)))+      (recv (enc (exp (gen) y) a (privk ca)))+      (send (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (send (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (exp (gen) (mul y y))) (send (exp (gen) (mul y y))))+    ((recv (cat (exp (gen) (mul y y (rec w))) w))+      (send (cat (exp (gen) (mul y y (rec w))) w))))+  (label 20)+  (parent 11)+  (unrealized (4 0))+  (comment "3 in cohort - 3 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca a-0 b name) (x y rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand resp 4 (n n) (a a-0) (b b) (ca ca) (y y) (x x))+  (precedes ((0 0) (1 0)) ((0 0) (3 2)) ((1 1) (0 1)) ((2 1) (3 1))+    ((3 0) (2 0)) ((3 3) (0 3)))+  (non-orig (privk a) (privk ca) (privk b))+  (uniq-gen x y)+  (operation encryption-test (displaced 4 2 ca 2)+    (enc (exp (gen) y) b (privk ca-0)) (3 1))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a-0 (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))))+  (label 21)+  (parent 12)+  (unrealized (3 2))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca a-0 b ca-0 name) (x y rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand resp 4 (n n) (a a-0) (b b) (ca ca-0) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca-0) (x y))+  (precedes ((0 0) (1 0)) ((0 0) (3 2)) ((1 1) (0 1)) ((2 1) (0 3))+    ((3 0) (2 0)) ((3 0) (4 0)) ((3 3) (0 3)) ((4 1) (3 1)))+  (non-orig (privk a) (privk ca) (privk b) (privk ca-0))+  (uniq-gen x y)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) y) b (privk ca-0)) (3 1))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca-0)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a-0 (privk ca-0))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca-0))+          (enc n (exp (gen) (mul x y))))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca-0)))))+  (label 22)+  (parent 12)+  (unrealized (3 2))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca a-0 b-0 ca-0 name) (x y y-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand resp 1 (b b) (y y))+  (defstrand resp 4 (n n) (a a-0) (b b-0) (ca ca-0) (y y-0)+    (x (mul x y (rec y-0))))+  (defstrand ca 2 (subject b-0) (ca ca-0) (x y-0))+  (precedes ((0 0) (1 0)) ((0 0) (4 2)) ((1 1) (0 1)) ((2 1) (0 3))+    ((3 0) (2 0)) ((3 0) (4 2)) ((4 0) (5 0)) ((4 3) (0 3))+    ((5 1) (4 1)))+  (non-orig (privk a) (privk b) (privk ca) (privk b-0) (privk ca-0))+  (uniq-gen x y y-0)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) y-0) b-0 (privk ca-0)) (4 1))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b))))+    ((send (enc "reg" (exp (gen) y-0) b-0 (privk b-0)))+      (recv (enc (exp (gen) y-0) b-0 (privk ca-0)))+      (recv+        (cat (exp (gen) (mul x y (rec y-0)))+          (enc (exp (gen) (mul x y (rec y-0))) a-0 (privk ca-0))))+      (send+        (cat (exp (gen) y-0) (enc (exp (gen) y-0) b-0 (privk ca-0))+          (enc n (exp (gen) (mul x y))))))+    ((recv (enc "reg" (exp (gen) y-0) b-0 (privk b-0)))+      (send (enc (exp (gen) y-0) b-0 (privk ca-0)))))+  (label 23)+  (parent 13)+  (unrealized (4 2))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (x y rndx) (w expt))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand resp 1 (b b) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) (mul x y (rec w))) w))+  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))+    ((3 0) (2 0)) ((3 0) (5 0)) ((4 1) (0 3)) ((5 1) (4 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (uniq-gen x y)+  (precur (5 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul x y (rec w))) w))+    (exp (gen) (mul x y)) (4 0))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b))))+    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))+    ((recv (cat (exp (gen) (mul x y (rec w))) w))+      (send (cat (exp (gen) (mul x y (rec w))) w))))+  (label 24)+  (parent 14)+  (unrealized (5 0))+  (comment "4 in cohort - 4 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca name) (x rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x x) (y x))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul x x)))+  (deflistener (cat (gen) (mul x x)))+  (deflistener x)+  (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 1)) ((2 1) (0 3))+    ((3 1) (2 0)) ((4 1) (3 0)))+  (non-orig (privk a) (privk ca))+  (uniq-gen x)+  (precur (3 0))+  (operation nonce-test (added-listener x) (mul x x) (3 0))+  (traces+    ((send (enc "reg" 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(defstrand ca 2 (subject a-0) (ca ca-0) (x (mul y y (rec y-0))))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 1))+    ((2 1) (0 3)) ((3 0) (4 0)) ((3 0) (5 0)) ((3 3) (0 3))+    ((4 1) (3 1)) ((5 1) (3 2)))+  (non-orig (privk a) (privk ca) (privk a-0) (privk b) (privk ca-0))+  (uniq-gen y y-0)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) (mul y y (rec y-0))) a-0 (privk ca-0)) (3 2))+  (traces+    ((send (enc "reg" (exp (gen) y) a (privk a)))+      (recv (enc (exp (gen) y) a (privk ca)))+      (send (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (send (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((send (enc "reg" (exp (gen) y-0) b (privk b)))+      (recv (enc (exp (gen) y-0) b (privk ca-0)))+      (recv+        (cat (exp (gen) (mul y y (rec y-0)))+          (enc (exp (gen) (mul y y (rec y-0))) a-0 (privk ca-0))))+      (send+        (cat (exp (gen) y-0) (enc (exp (gen) y-0) b (privk ca-0))+          (enc n (exp (gen) (mul y y))))))+    ((recv (enc "reg" (exp (gen) y-0) b (privk b)))+      (send (enc (exp (gen) y-0) b (privk ca-0))))+    ((recv (enc "reg" (exp (gen) (mul y y (rec y-0))) a-0 (privk a-0)))+      (send (enc (exp (gen) (mul y y (rec y-0))) a-0 (privk ca-0)))))+  (label 26)+  (parent 19)+  (unrealized (5 0))+  (comment "empty cohort"))++(defskeleton dhca+  (vars (n text) (a ca name) (y rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x y) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (deflistener (exp (gen) (mul y y)))+  (deflistener (cat (gen) (mul y y)))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 1))+    ((2 1) (0 3)) ((3 1) (0 3)) ((4 1) (3 0)))+  (non-orig (privk a) (privk ca))+  (uniq-gen y)+  (precur (4 0))+  (operation nonce-test (contracted (y-0 y) (w (mul y y))) (gen) (4 0))+  (traces+    ((send (enc "reg" (exp (gen) y) a (privk a)))+      (recv (enc (exp (gen) y) a (privk ca)))+      (send (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (send (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (exp (gen) (mul y y))) (send (exp (gen) (mul y y))))+    ((recv (cat (gen) (mul y y))) (send (cat (gen) (mul y y)))))+  (label 27)+  (parent 20)+  (unrealized (3 0) (4 0))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a ca name) (y rndx))+  (defstrand init 5 (n n) (a a) (b a) (ca ca) (x y) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x y))+  (deflistener (exp (gen) (mul y y)))+  (deflistener (cat (exp (gen) y) y))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 1))+    ((2 1) (0 3)) ((3 1) (0 3)) ((4 1) (3 0)))+  (non-orig (privk a) (privk ca))+  (precur (4 0))+  (uniq-gen y)+  (operation nonce-test (displaced 5 0 resp 1) (exp (gen) y-0) (4 0))+  (traces+    ((send (enc "reg" (exp (gen) y) a (privk a)))+      (recv (enc (exp (gen) y) a (privk ca)))+      (send (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) a (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (send (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) a (privk a)))+      (send (enc (exp (gen) y) a (privk ca))))+    ((recv 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(privk a-0)) (4 0))+  (traces+    ((send (enc "reg" (exp (gen) y-0) a (privk a)))+      (recv (enc (exp (gen) y-0) a (privk ca)))+      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y-0)))))+      (send (enc "check" n (exp (gen) (mul y y-0)))))+    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))+      (send (enc (exp (gen) y-0) a (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y-0))))))+    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))+      (send (enc (exp (gen) y-0) a (privk ca)))))+  (label 40)+  (parent 31)+  (unrealized)+  (shape)+  (maps ((0) ((x y-0) (a a) (b b) (ca ca) (y y) (n n))))+  (origs))++(defskeleton dhca+  (vars (n text) (a ca b ca-0 name) (y y-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x y-0) (y y))+  (defstrand ca 2 (subject a) (ca ca) (x y-0))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand resp 4 (n n) (a a) (b b) (ca ca-0) (y y) (x y-0))+  (defstrand ca 2 (subject b) (ca ca-0) (x y))+  (defstrand ca 2 (subject a) (ca ca-0) (x y-0))+  (precedes ((0 0) (1 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (0 3))+    ((3 0) (2 0)) ((3 0) (4 0)) ((3 3) (0 3)) ((4 1) (3 1))+    ((5 1) (3 2)))+  (non-orig (privk a) (privk ca) (privk b) (privk ca-0))+  (uniq-gen y y-0)+  (operation encryption-test (displaced 6 0 resp 1)+    (enc "reg" (exp (gen) y-0) a-0 (privk a-0)) (5 0))+  (traces+    ((send (enc "reg" (exp (gen) y-0) a (privk a)))+      (recv (enc (exp (gen) y-0) a (privk ca)))+      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (recv+        (cat (exp 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diffie-hellman+  (defrole init+    (vars (x rndx) (a b ca name) (y expt) (n text))+    (trace (send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    (non-orig (privk ca))+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (a b ca name) (x expt) (n text))+    (trace (send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    (non-orig (privk ca))+    (uniq-gen y))+  (defrole ca+    (vars (subject ca name) (x expt))+    (trace (recv (enc "reg" (exp (gen) x) subject (privk subject)))+      (send (enc (exp (gen) x) subject (privk ca))))+    (non-orig (privk subject)))+  (comment A diffie-hellman exchange which uses a certificate authority+    to certify long-term DH values))++(defskeleton dhca+  (vars (n text) (a b ca name) (y rndx) (x expt))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (non-orig (privk ca))+  (uniq-gen y)+  (uniq-orig n)+  (comment Full responder point of view with freshly chosen n)+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x))))))+  (label 42)+  (unrealized (0 1) (0 2))+  (origs (n (0 3)))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (x expt) (y rndx))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (non-orig (privk b) (privk ca))+  (uniq-gen y)+  (uniq-orig n)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) y) b (privk ca)) (0 1))+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (recv (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca)))))+  (label 43)+  (parent 42)+  (unrealized (0 2))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (b ca name) (y rndx))+  (defstrand resp 5 (n n) (a b) (b b) (ca ca) (y y) (x y))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (non-orig (privk b) (privk ca))+  (uniq-gen y)+  (uniq-orig n)+  (operation encryption-test (displaced 2 1 ca 2)+    (enc (exp (gen) x) a (privk ca)) (0 2))+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (recv (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca)))))+  (label 44)+  (parent 43)+  (unrealized (0 4))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y rndx) (x expt))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (0 2)))+  (non-orig (privk a) (privk 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(y (mul y y (rec x))))+  (precedes ((0 0) (1 0)) ((0 3) (2 3)) ((1 1) (0 1)) ((2 4) (0 4)))+  (non-orig (privk b) (privk ca) (privk ca-0))+  (uniq-gen y x)+  (uniq-orig n)+  (operation encryption-test (added-strand init 5)+    (enc "check" n (exp (gen) (mul y y))) (0 4))+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (recv (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca-0)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca-0))))+      (recv+        (cat (exp (gen) (mul y y (rec x)))+          (enc (exp (gen) (mul y y (rec x))) b-0 (privk ca-0))+          (enc n (exp (gen) (mul y y)))))+      (send (enc "check" n (exp (gen) (mul y y))))))+  (label 46)+  (parent 44)+  (unrealized (2 1) (2 3))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (b ca name) (y rndx))+  (defstrand resp 5 (n n) (a b) (b b) (ca ca) (y y) (x y))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (deflistener (exp (gen) (mul y y)))+  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 4)))+  (non-orig (privk b) (privk ca))+  (uniq-gen y)+  (uniq-orig n)+  (operation encryption-test (added-listener (exp (gen) (mul y y)))+    (enc "check" n (exp (gen) (mul y y))) (0 4))+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y)))))+      (recv (enc "check" n (exp (gen) (mul y y)))))+    ((recv (enc "reg" (exp 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y y)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca)))))+  (label 48)+  (parent 45)+  (unrealized (0 4))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y y-0 rndx))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x y-0))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x y-0))+  (defstrand resp 1 (b a) (y y-0))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (0 2)) ((3 0) (2 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (uniq-gen y y-0)+  (uniq-orig n)+  (operation encryption-test (added-strand resp 1)+    (enc "reg" (exp (gen) y-0) a (privk a)) (2 0))+  (traces+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y-0)))))+      (recv (enc "check" n (exp (gen) (mul y y-0)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))+      (send (enc (exp (gen) y-0) a (privk ca))))+    ((send (enc "reg" (exp (gen) y-0) a (privk a)))))+  (label 49)+  (parent 45)+  (unrealized (0 4))+  (comment "3 in cohort - 3 not yet seen"))++(defskeleton dhca+  (vars (n text) (b ca a b-0 ca-0 name) (y x rndx))+  (defstrand resp 5 (n n) (a b) (b b) (ca ca) (y y) (x y))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand init 5 (n n) (a a) (b b-0) (ca ca-0) (x x)+    (y (mul y y (rec x))))+  (defstrand ca 2 (subject a) (ca ca-0) (x x))+  (precedes ((0 0) (1 0)) ((0 3) (2 3)) ((1 1) (0 1)) ((2 0) (3 0))+    ((2 4) (0 4)) ((3 1) (2 1)))+  (non-orig (privk b) (privk ca) (privk a) (privk ca-0))+  (uniq-gen y x)+  (uniq-orig n)+  (operation 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(gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca)))))+  (label 92)+  (parent 88)+  (unrealized)+  (shape)+  (maps ((0 1) ((a a) (b b) (ca ca) (x x) (y y) (n n))))+  (origs (n (1 3))))++(defskeleton dhca+  (vars (n text) (a b ca a-0 b-0 ca-0 name) (y x x-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-0) (ca ca-0) (x x-0)+    (y (mul y x (rec x-0))))+  (defstrand ca 2 (subject a-0) (ca ca-0) (x x-0))+  (precedes ((0 0) (3 0)) ((1 0) (2 0)) ((1 3) (0 3)) ((1 3) (4 3))+    ((2 1) (1 1)) ((3 1) (1 2)) ((4 0) (5 0)) ((4 4) (1 4))+    ((5 1) (4 1)))+  (non-orig (privk a) (privk b) (privk ca) (privk a-0) (privk ca-0))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) x-0) a-0 (privk ca-0)) (4 1))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((send (enc "reg" (exp (gen) x-0) a-0 (privk a-0)))+      (recv (enc (exp (gen) x-0) a-0 (privk ca-0)))+      (send+        (cat (exp (gen) x-0) (enc (exp (gen) x-0) a-0 (privk ca-0))))+      (recv+        (cat (exp (gen) (mul y x (rec x-0)))+          (enc (exp (gen) (mul y x (rec x-0))) b-0 (privk ca-0))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) x-0) a-0 (privk a-0)))+      (send (enc (exp (gen) x-0) a-0 (privk ca-0)))))+  (label 93)+  (parent 89)+  (unrealized (0 1) (4 3))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y x rndx) (w expt))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) (mul y x (rec w))) w))+  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))+    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))+    ((5 1) (4 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (uniq-gen y x)+  (uniq-orig n)+  (precur (5 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul y x (rec w))) w))+    (exp (gen) (mul y x)) (4 0))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (exp (gen) (mul y x (rec w))) w))+      (send (cat (exp (gen) (mul y x (rec w))) w))))+  (label 94)+  (parent 90)+  (unrealized (0 1) (5 0))+  (comment "4 in cohort - 4 not yet seen"))++(defskeleton dhca+  (vars (n text) (a b ca a-0 b-0 ca-0 name) (y x x-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-0) (ca ca-0) (x x-0)+    (y (mul y x (rec x-0))))+  (defstrand ca 2 (subject a-0) (ca ca-0) (x x-0))+  (defstrand ca 2 (subject b-0) (ca ca-0) (x (mul y x (rec x-0))))+  (precedes ((0 0) (3 0)) ((0 0) (6 0)) ((1 0) (2 0)) ((1 0) (6 0))+    ((1 3) (0 3)) ((1 3) (4 3)) ((2 1) (1 1)) ((3 1) (1 2))+    ((4 0) (5 0)) ((4 0) (6 0)) ((4 4) (1 4)) ((5 1) (4 1))+    ((6 1) (4 3)))+  (non-orig (privk a) (privk b) (privk ca) (privk a-0) (privk b-0)+    (privk ca-0))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation encryption-test (added-strand ca 2)+    (enc (exp (gen) (mul y x (rec x-0))) b-0 (privk ca-0)) (4 3))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((send (enc "reg" (exp (gen) x-0) a-0 (privk a-0)))+      (recv (enc (exp (gen) x-0) a-0 (privk ca-0)))+      (send+        (cat (exp (gen) x-0) (enc (exp (gen) x-0) a-0 (privk ca-0))))+      (recv+        (cat (exp (gen) (mul y x (rec x-0)))+          (enc (exp (gen) (mul y x (rec x-0))) b-0 (privk ca-0))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) x-0) a-0 (privk a-0)))+      (send (enc (exp (gen) x-0) a-0 (privk ca-0))))+    ((recv (enc "reg" (exp (gen) (mul y x (rec x-0))) b-0 (privk b-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) b-0 (privk ca-0)))))+  (label 95)+  (parent 93)+  (unrealized (0 1) (6 0))+  (comment "empty cohort"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y x rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (gen) (mul y x)))+  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))+    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))+    ((5 1) (4 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (uniq-gen y x)+  (uniq-orig n)+  (precur (5 0))+  (operation nonce-test (contracted (y-0 y) (x-0 x) (w (mul y x))) (gen)+    (5 0))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (gen) (mul y x))) (send (cat (gen) (mul y x)))))+  (label 96)+  (parent 94)+  (unrealized (0 1) (4 0) (5 0))+  (comment "empty cohort"))++(defskeleton dhca+  (vars (n text) (a b ca name) (y y-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x y-0) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x y-0))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x y-0))+  (deflistener (exp (gen) (mul y y-0)))+  (deflistener (cat (exp (gen) y-0) y))+  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))+    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))+    ((5 1) (4 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (precur (5 0))+  (uniq-gen y y-0)+  (uniq-orig n)+  (operation nonce-test (displaced 6 0 resp 1) (exp (gen) y-1) (5 0))+  (traces+    ((send (enc "reg" (exp (gen) y-0) a (privk a)))+      (recv (enc (exp (gen) y-0) a (privk ca)))+      (send (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y-0)))))+      (send (enc "check" n (exp (gen) (mul y y-0)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) y-0) (enc (exp (gen) y-0) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y y-0)))))+      (recv (enc "check" n (exp (gen) (mul y y-0)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) y-0) a (privk a)))+      (send (enc (exp (gen) y-0) a (privk ca))))+    ((recv (exp (gen) (mul y y-0))) (send (exp (gen) (mul y y-0))))+    ((recv (cat (exp (gen) y-0) y)) (send (cat (exp (gen) y-0) y))))+  (label 97)+  (parent 94)+  (unrealized (0 1) (5 0))+  (comment "empty cohort"))++(defskeleton dhca+  (vars (n text) (a b ca name) (x y rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) y) x))+  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))+    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))+    ((5 1) (4 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (precur (5 0))+  (uniq-gen x y)+  (uniq-orig n)+  (operation nonce-test (displaced 6 1 resp 1) (exp (gen) y-0) (5 0))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (send (enc "check" n (exp (gen) (mul x y)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul x y)))))+      (recv (enc "check" n (exp (gen) (mul x y)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))+    ((recv (cat (exp (gen) y) x)) (send (cat (exp (gen) y) x))))+  (label 98)+  (parent 94)+  (unrealized (0 1) (5 0))+  (comment "empty cohort"))++(defskeleton dhca+  (vars (n text) (a b ca b-0 name) (y x y-0 rndx))+  (defstrand init 5 (n n) (a a) (b b) (ca ca) (x x) (y y))+  (defstrand resp 5 (n n) (a a) (b b) (ca ca) (y y) (x x))+  (defstrand ca 2 (subject b) (ca ca) (x y))+  (defstrand ca 2 (subject a) (ca ca) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) y-0) (mul y x (rec y-0))))+  (defstrand resp 1 (b b-0) (y y-0))+  (precedes ((0 0) (3 0)) ((0 0) (5 0)) ((1 0) (2 0)) ((1 0) (5 0))+    ((1 3) (0 3)) ((2 1) (1 1)) ((3 1) (1 2)) ((4 1) (1 4))+    ((5 1) (4 0)) ((6 0) (5 0)))+  (non-orig (privk a) (privk b) (privk ca))+  (precur (5 0))+  (uniq-gen y x y-0)+  (uniq-orig n)+  (operation nonce-test (added-strand resp 1) (exp (gen) y-0) (5 0))+  (traces+    ((send (enc "reg" (exp (gen) x) a (privk a)))+      (recv (enc (exp (gen) x) a (privk ca)))+      (send (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (recv+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (send (enc "check" n (exp (gen) (mul y x)))))+    ((send (enc "reg" (exp (gen) y) b (privk b)))+      (recv (enc (exp (gen) y) b (privk ca)))+      (recv (cat (exp (gen) x) (enc (exp (gen) x) a (privk ca))))+      (send+        (cat (exp (gen) y) (enc (exp (gen) y) b (privk ca))+          (enc n (exp (gen) (mul y x)))))+      (recv (enc "check" n (exp (gen) (mul y x)))))+    ((recv (enc "reg" (exp (gen) y) b (privk b)))+      (send (enc (exp (gen) y) b (privk ca))))+    ((recv (enc "reg" (exp (gen) x) a (privk a)))+      (send (enc (exp (gen) x) a (privk ca))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (exp (gen) y-0) (mul y x (rec y-0))))+      (send (cat (exp (gen) y-0) (mul y x (rec y-0)))))     ((send (enc "reg" (exp (gen) y-0) b-0 (privk b-0)))))   (label 99)   (parent 94)
tst/dh_mim.scm view
@@ -13,26 +13,26 @@  (defprotocol dh_mim diffie-hellman   (defrole init-    (vars (x expn) (h base) (n text))+    (vars (x rndx) (y expt) (n text))     (trace      (send (exp (gen) x))-     (recv h)-     (send (enc n (exp h x))))+     (recv (exp (gen) y))+     (send (enc n (exp (gen) (mul y x)))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (n text))+    (vars (y rndx) (x expt) (n text))     (trace-     (recv h)+     (recv (exp (gen) x))      (send (exp (gen) y))-     (recv (enc n (exp h y))))+     (recv (enc n (exp (gen) (mul x y)))))     (uniq-gen y))   (comment "Diffie-hellman key exchange followed by an encryption"))   (defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))+  (vars (n text) (x0 y0 expt) (x y rndx))+  (defstrand init 3 (n n) (y y0) (x x))+  (defstrand resp 3 (n n) (x x0) (y y))   (precedes ((0 2) (1 2)))   (uniq-orig n)   (pen-non-orig x y)
tst/dh_mim.tst view
@@ -1,18884 +1,42 @@ (herald "Diffie-Hellman protocol, man-in-the-middle attack"   (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from dh_mim.scm")--(defprotocol dh_mim diffie-hellman-  (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) (recv h) (send (enc n (exp h x))))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) (send (exp (gen) y)) (recv (enc n (exp h y))))-    (uniq-gen y)-    (absent (y h)))-  (comment "Diffie-hellman key exchange followed by an encryption"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (precedes ((0 2) (1 2)))-  (absent (y hx))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (comment "Agreement on the encrypted text only")-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y)))))-  (label 0)-  (unrealized (1 2))-  (origs (n (0 2)))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn))-  (defstrand init 3 (n n) (h (exp hy y)) (x x))-  (defstrand resp 3 (n n) (h (exp hy x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (absent (y (exp hy x)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation encryption-test (displaced 2 0 init 3) (enc n (exp hx y-0))-    (1 2))-  (traces-    ((send (exp (gen) x)) (recv (exp hy y))-      (send (enc n (exp hy (mul x y)))))-    ((recv (exp hy x)) (send (exp (gen) y))-      (recv (enc n (exp hy (mul x y))))))-  (label 1)-  (parent 0)-  (unrealized (0 1) (1 0))-  (origs (n (0 2)))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (deflistener (exp hx y))-  (precedes ((0 2) (1 2)) ((1 1) (2 0)) ((2 1) (1 2)))-  (absent (y hx))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation encryption-test (added-listener (exp hx y))-    (enc n (exp hx y)) (1 2))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y))))-    ((recv (exp hx y)) (send (exp hx y))))-  (label 2)-  (parent 0)-  (unrealized (1 2) (2 0))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 3 (n n) (h (gen)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (absent (y (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (contracted (hy (exp (gen) (rec x)))) (gen)-    (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y)))))-  (label 3)-  (parent 1)-  (unrealized (0 1))-  (origs (n (0 2)))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (y x expn))-  (defstrand init 3 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (pen-non-orig y x)-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) y))-      (send (enc n (exp (gen) (mul y x)))))-    ((recv (exp (gen) x)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x))))))-  (label 4)-  (parent 1)-  (unrealized)-  (shape)-  (maps-    ((0 1) ((n n) (hx (exp (gen) x)) (hy (exp (gen) y)) (x x) (y y))))-  (origs (n (0 2))))--(defskeleton dh_mim-  (vars (n text) (x y x-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 0) (1 0)))-  (absent (y (exp (gen) x-0)))-  (pen-non-orig x y)-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0))))) ((send (exp (gen) x-0))))-  (label 5)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (pen-non-orig x y)-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))))-    ((recv h) (send (exp (gen) y-0))))-  (label 6)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn) (w expr))-  (defstrand init 3 (n n) (h (exp hy y)) (x x))-  (defstrand resp 3 (n n) (h (exp hy x)) (y y))-  (deflistener (cat (exp hy (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp hy x)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp hy (mul x (rec w))) w)) (exp hy x) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp hy y))-      (send (enc n (exp hy (mul x y)))))-    ((recv (exp hy x)) (send (exp (gen) y))-      (recv (enc n (exp hy (mul x y)))))-    ((recv (cat (exp hy (mul x (rec w))) w))-      (send (cat (exp hy (mul x (rec w))) w))))-  (label 7)-  (parent 1)-  (unrealized (0 1) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h (gen)) (y y))-  (deflistener (exp (gen) y))-  (precedes ((0 2) (1 2)) ((1 1) (2 0)) ((2 1) (1 2)))-  (absent (y (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (displaced 3 1 resp 2) (exp (gen) y-0) (2 0))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y))))-    ((recv (exp (gen) y)) (send (exp (gen) y))))-  (label 8)-  (parent 2)-  (unrealized (1 2))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn) (w expr))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (deflistener (exp hx y))-  (deflistener (cat (exp hx (mul y (rec w))) w))-  (precedes ((0 2) (1 2)) ((1 1) (3 0)) ((2 1) (1 2)) ((3 1) (2 0)))-  (absent (y hx))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp hx (mul y (rec w))) w)) (exp hx y) (2 0))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y))))-    ((recv (exp hx y)) (send (exp hx y)))-    ((recv (cat (exp hx (mul y (rec w))) w))-      (send (cat (exp hx (mul y (rec w))) w))))-  (label 9)-  (parent 2)-  (unrealized (1 2) (3 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 3 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) (mul (rec x) y (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((2 1) (0 1)))-  (absent (y (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y (rec w))) w))-    (exp (gen) (mul (rec x) y)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y))))-    ((recv (cat (exp (gen) (mul (rec x) y (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y (rec w))) w))))-  (label 10)-  (parent 3)-  (unrealized (2 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y x-0 expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((2 0) (1 0))-    ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (pen-non-orig x y)-  (uniq-gen x y x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-    (exp (gen) (mul (rec x) y x-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0))))) ((send (exp (gen) x-0)))-    ((recv (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))))-  (label 11)-  (parent 5)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y y-0 expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (pen-non-orig x y)-  (uniq-gen x y y-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-    (exp (gen) (mul (rec x) y y-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))))-  (label 12)-  (parent 6)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (hy (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w)))-      (send (enc n (exp (gen) (mul y w)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w)))))-    ((recv (cat (gen) w)) (send (cat (gen) w))))-  (label 13)-  (parent 7)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul y w))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w x))) (y y))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp (gen) (mul w x))))-  (pen-non-orig y x)-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul y w)))-      (send (enc n (exp (gen) (mul y w x)))))-    ((recv (exp (gen) (mul w x))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x)))))-    ((recv (cat (exp (gen) x) w)) (send (cat (exp (gen) x) w))))-  (label 14)-  (parent 7)-  (unrealized)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn) (w expr) (x-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w x-0))) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 0) (2 0)))-  (absent (y (exp (gen) (mul w x-0))))-  (pen-non-orig x y)-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w x-0)))-      (send (enc n (exp (gen) (mul y w x-0)))))-    ((recv (exp (gen) (mul w x-0))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x-0)))))-    ((recv (cat (exp (gen) x-0) w)) (send (cat (exp (gen) x-0) w)))-    ((send (exp (gen) x-0))))-  (label 15)-  (parent 7)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w y-0))) (y y))-  (deflistener (cat (exp (gen) y-0) w))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (2 0)))-  (absent (y-0 h) (y (exp (gen) (mul w y-0))))-  (pen-non-orig x y)-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w y-0)))-      (send (enc n (exp (gen) (mul y w y-0)))))-    ((recv (exp (gen) (mul w y-0))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w y-0)))))-    ((recv (cat (exp (gen) y-0) w)) (send (cat (exp (gen) y-0) w)))-    ((recv h) (send (exp (gen) y-0))))-  (label 16)-  (parent 7)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 3 (n n) (h (gen)) (y y))-  (deflistener (exp (gen) y))-  (precedes ((0 2) (1 2)) ((1 1) (0 1)) ((1 1) (2 0)) ((2 1) (1 2)))-  (absent (y (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (contracted (hy (exp (gen) (mul (rec x) y)))) n-    (1 2) (enc n (exp (gen) y)))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y))))-    ((recv (exp (gen) y)) (send (exp (gen) y))))-  (label 17)-  (parent 8)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h (gen)) (y y))-  (deflistener (exp (gen) y))-  (deflistener (exp hy x))-  (precedes ((0 0) (3 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((2 1) (1 2))-    ((3 1) (1 2)))-  (absent (y (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-listener (exp hy x)) n (1 2)-    (enc n (exp hy x)))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y))))-    ((recv (exp (gen) y)) (send (exp (gen) y)))-    ((recv (exp hy x)) (send (exp hy x))))-  (label 18)-  (parent 8)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x expn) (w expr) (y expn))-  (defstrand init 3 (n n) (h hy) (x x))- 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(absent (y (exp (gen) x0)))+  (pen-non-orig x y)+  (uniq-gen x y)+  (uniq-orig n)+  (comment "Agreement on the encrypted text only")+  (traces+    ((send (exp (gen) x)) (recv (exp (gen) y0))+      (send (enc n (exp (gen) (mul y0 x)))))+    ((recv (exp (gen) x0)) (send (exp (gen) y))+      (recv (enc n (exp (gen) (mul x0 y))))))+  (label 0)+  (unrealized)+  (shape)+  (maps ((0 1) ((n n) (x0 x0) (y0 y0) (x x) (y y))))+  (origs (n (0 2))))  (comment "Nothing left to do")
tst/dh_mim2.scm view
@@ -4,82 +4,32 @@  (defprotocol dh_mim diffie-hellman   (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) (recv h) (send (enc n (exp h x))))-    (neq (h (gen)))+    (vars (x rndx) (y expt) (n text))+    (trace+     (send (exp (gen) x))+     (recv (exp (gen) y))+     (send (enc n (exp (gen) (mul y x)))))+    (neq (y (one)))     (uniq-orig n)     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) (send (exp (gen) y)) (recv (enc n (exp h y))))-    (neq (h (gen)))+    (vars (y rndx) (x expt) (n text))+    (trace+     (recv (exp (gen) x))+     (send (exp (gen) y))+     (recv (enc n (exp (gen) (mul x y)))))+    (neq (x (one)))     (uniq-gen y))   (comment "Diffie-hellman key exchange followed by an encryption")) -(comment-(defskeleton dh_mim-  (vars (n text) (hx base) (y x expn))-  (defstrand init 3 (n n) (h (exp hx (mul (rec y) x))) (x y))-  (defstrand resp 3 (n n) (h hx) (y x))-  (precedes ((0 2) (1 2)) ((1 1) (0 1)))-  (pen-non-orig y x)-  (uniq-gen y x)-  (uniq-orig n)-  (operation encryption-test (displaced 2 0 init 3)-    (enc n (exp hx (mul y-0 x-0))) (1 2))-  (traces-    ((send (exp (gen) y)) (recv (exp hx (mul (rec y) x)))-      (send (enc n (exp hx x))))-    ((recv hx) (send (exp (gen) x)) (recv (enc n (exp hx x)))))-  (label 1)-  (parent 0)-  (unrealized (0 1))-  (origs (n (0 2)))-  (comment "empty cohort"))-)- ;(comment (defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))+  (vars (n text) (x0 y0 expt) (x y rndx))+  (defstrand init 3 (n n) (y y0) (x x))+  (defstrand resp 3 (n n) (x x0) (y y))   (precedes ((0 2) (1 2)))   (uniq-orig n)   (pen-non-orig x y)   (comment "Agreement on the encrypted text only")) ;) -(comment-(defskeleton dh_mim-  (vars (n text) (x z y expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul x z y))) (x y))-  (defstrand resp 3 (n n) (h (exp (gen) (mul z y y))) (y x))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n))-)--(comment-(defskeleton dh_mim-  (vars (n text) (x y y-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul y y-0))) (x y-0))-  (defstrand resp 3 (n n) (h (exp (gen) (mul (rec x) y y-0 y-0))) (y x))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (pen-non-orig x y-0)-  (uniq-gen x y-0)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) (mul y x-0))-    (0 1))-  (traces-    ((send (exp (gen) y-0)) (recv (exp (gen) (mul y y-0)))-      (send (enc n (exp (gen) (mul y y-0 y-0)))))-    ((recv (exp (gen) (mul (rec x) y y-0 y-0))) (send (exp (gen) x))-      (recv (enc n (exp (gen) (mul y y-0 y-0))))))-  (label 3)-  (parent 1)-  (seen 3)-  (unrealized (1 0))-  (origs (n (0 2)))-  (comment "3 in cohort - 2 not yet seen"))-)
tst/dh_mim2.tst view
@@ -1,11257 +1,46 @@ (herald "Diffie-Hellman protocol, man-in-the-middle attack"   (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from dh_mim2.scm")--(defprotocol dh_mim diffie-hellman-  (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) (recv h) (send (enc n (exp h x))))-    (uniq-orig n)-    (uniq-gen x)-    (neq (h (gen))))-  (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) (send (exp (gen) y)) (recv (enc n (exp h y))))-    (uniq-gen y)-    (neq (h (gen)))-    (absent (y h)))-  (comment "Diffie-hellman key exchange followed by an encryption"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (precedes ((0 2) (1 2)))-  (absent (y hx))-  (neq (hx (gen)) (hy (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (comment "Agreement on the encrypted text only")-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y)))))-  (label 0)-  (unrealized (1 2))-  (origs (n (0 2)))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn))-  (defstrand init 3 (n n) (h (exp hy y)) (x x))-  (defstrand resp 3 (n n) (h (exp hy x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (absent (y (exp hy x)))-  (neq ((exp hy y) (gen)) ((exp hy x) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation encryption-test (displaced 2 0 init 3) (enc n (exp hx y-0))-    (1 2))-  (traces-    ((send (exp (gen) x)) (recv (exp hy y))-      (send (enc n (exp hy (mul x y)))))-    ((recv (exp hy x)) (send (exp (gen) y))-      (recv (enc n (exp hy (mul x y))))))-  (label 1)-  (parent 0)-  (unrealized (0 1) (1 0))-  (origs (n (0 2)))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (deflistener (exp hx y))-  (precedes ((0 2) (1 2)) ((1 1) (2 0)) ((2 1) (1 2)))-  (absent (y hx))-  (neq (hx (gen)) (hy (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (operation encryption-test (added-listener (exp hx y))-    (enc n (exp hx y)) (1 2))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y))))-    ((recv (exp hx y)) (send (exp hx y))))-  (label 2)-  (parent 0)-  (unrealized (1 2) (2 0))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (y x expn))-  (defstrand init 3 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (neq ((exp (gen) y) (gen)) ((exp (gen) x) (gen)))-  (pen-non-orig y x)-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) y))-      (send (enc n (exp (gen) (mul y x)))))-    ((recv (exp (gen) x)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x))))))-  (label 3)-  (parent 1)-  (unrealized)-  (shape)-  (maps-    ((0 1) ((n n) (hx (exp (gen) x)) (hy (exp (gen) y)) (x x) (y y))))-  (origs (n (0 2))))--(defskeleton dh_mim-  (vars (n text) (x y x-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 0) (1 0)))-  (absent (y (exp (gen) x-0)))-  (neq ((exp (gen) (mul (rec x) y x-0)) (gen)) ((exp (gen) x-0) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0))))) ((send (exp (gen) x-0))))-  (label 4)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (neq (h (gen)) ((exp (gen) (mul (rec x) y y-0)) (gen))-    ((exp (gen) y-0) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))))-    ((recv h) (send (exp (gen) y-0))))-  (label 5)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x y expn) (w expr))-  (defstrand init 3 (n n) (h (exp hy y)) (x x))-  (defstrand resp 3 (n n) (h (exp hy x)) (y y))-  (deflistener (cat (exp hy (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp hy x)))-  (neq ((exp hy y) (gen)) ((exp hy x) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp hy (mul x (rec w))) w)) (exp hy x) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp hy y))-      (send (enc n (exp hy (mul x y)))))-    ((recv (exp hy x)) (send (exp (gen) y))-      (recv (enc n (exp hy (mul x y)))))-    ((recv (cat (exp hy (mul x (rec w))) w))-      (send (cat (exp hy (mul x (rec w))) w))))-  (label 6)-  (parent 1)-  (unrealized (0 1) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hx hy base) (x y expn) (w expr))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h hx) (y y))-  (deflistener (exp hx y))-  (deflistener (cat (exp hx (mul y (rec w))) w))-  (precedes ((0 2) (1 2)) ((1 1) (3 0)) ((2 1) (1 2)) ((3 1) (2 0)))-  (absent (y hx))-  (neq (hx (gen)) (hy (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp hx (mul y (rec w))) w)) (exp hx y) (2 0))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv hx) (send (exp (gen) y)) (recv (enc n (exp hx y))))-    ((recv (exp hx y)) (send (exp hx y)))-    ((recv (cat (exp hx (mul y (rec w))) w))-      (send (cat (exp hx (mul y (rec w))) w))))-  (label 7)-  (parent 2)-  (unrealized (1 2) (3 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y x-0 expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((2 0) (1 0))-    ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (neq ((exp (gen) (mul (rec x) y x-0)) (gen)) ((exp (gen) x-0) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-    (exp (gen) (mul (rec x) y x-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0))))) ((send (exp (gen) x-0)))-    ((recv (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))))-  (label 8)-  (parent 4)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y y-0 expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((2 1) (1 0))-    ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (neq (h (gen)) ((exp (gen) (mul (rec x) y y-0)) (gen))-    ((exp (gen) y-0) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y y-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-    (exp (gen) (mul (rec x) y y-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))))-  (label 9)-  (parent 5)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn) (w expr))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (neq ((exp (gen) (mul (rec x) y w)) (gen)) ((exp (gen) w) (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (hy (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w)))-      (send (enc n (exp (gen) (mul y w)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w)))))-    ((recv (cat (gen) w)) (send (cat (gen) w))))-  (label 10)-  (parent 6)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul y w))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w x))) (y y))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp (gen) (mul w x))))-  (neq ((exp (gen) (mul y w)) (gen)) ((exp (gen) (mul w x)) (gen)))-  (pen-non-orig y x)-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul y w)))-      (send (enc n (exp (gen) (mul y w x)))))-    ((recv (exp (gen) (mul w x))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x)))))-    ((recv (cat (exp (gen) x) w)) (send (cat (exp (gen) x) w))))-  (label 11)-  (parent 6)-  (unrealized)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (x y expn) (w expr) (x-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w x-0))) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 0) (2 0)))-  (absent (y (exp (gen) (mul w x-0))))-  (neq ((exp (gen) (mul (rec x) y w x-0)) (gen))-    ((exp (gen) (mul w x-0)) (gen)))-  (pen-non-orig x y)-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w x-0)))-      (send (enc n (exp (gen) (mul y w x-0)))))-    ((recv (exp (gen) (mul w x-0))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x-0)))))-    ((recv (cat (exp (gen) x-0) w)) (send (cat (exp (gen) x-0) w)))-    ((send (exp (gen) x-0))))-  (label 12)-  (parent 6)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (h base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul (rec x) y w y-0))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) (mul w y-0))) (y y))-  (deflistener (cat (exp (gen) y-0) w))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (2 0)))-  (absent (y-0 h) (y (exp (gen) (mul w y-0))))-  (neq (h (gen)) ((exp (gen) (mul (rec x) y w y-0)) (gen))-    ((exp (gen) (mul w y-0)) (gen)))-  (pen-non-orig x y)-  (precur (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w y-0)))-      (send (enc n (exp (gen) (mul y w y-0)))))-    ((recv (exp (gen) (mul w y-0))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w y-0)))))-    ((recv (cat (exp (gen) y-0) w)) (send (cat (exp (gen) y-0) w)))-    ((recv h) (send (exp (gen) y-0))))-  (label 13)-  (parent 6)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dh_mim-  (vars (n text) (hy base) (x expn) (w expr) (y expn))-  (defstrand init 3 (n n) (h hy) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (precedes ((0 2) (1 2)) ((1 1) (3 0)) ((2 1) (1 2)) ((3 1) (2 0)))-  (absent (y (exp (gen) w)))-  (neq ((exp (gen) w) (gen)) (hy (gen)))-  (pen-non-orig x y)-  (uniq-gen x y)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (contracted (hx (exp (gen) w)) (y-0 y) (w (mul w y))) (gen) (3 0))-  (traces ((send (exp (gen) x)) (recv hy) (send (enc n (exp hy x))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (gen) (mul w y))) (send (cat (gen) (mul w y)))))-  (label 14)-  (parent 7)-  (unrealized (1 2) (3 0))-  (comment 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 ((6 1) (5 0)) ((6 1) (7 0)) ((7 1) (0 1)) ((8 1) (7 0)))-  (absent (y-0 h) (y (exp (gen) w)))-  (neq (h (gen)) ((exp (gen) w) (gen))-    ((exp (gen) (mul y-0 (rec x))) (gen)))-  (pen-non-orig y x)-  (precur (7 0) (5 0) (3 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (7 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul y-0 (rec x))))-      (send (enc n (exp (gen) y-0))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv (exp (gen) y-0)) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y-0) (one)))-      (send (cat (exp (gen) y-0) (one))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y-0) (rec x)))-      (send (cat (exp (gen) y-0) (rec x)))) ((recv x) (send x)))-  (label 313)-  (parent 258)-  (unrealized (8 0))-  (comment "empty cohort"))--(defskeleton dh_mim-  (vars (n text) (h base) (w expr) (y expn) (w-0 expr) (y-0 x expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul w-0 y-0 (rec x)))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (deflistener (exp (gen) (mul w-0 y-0)))-  (deflistener (cat (exp (gen) y-0) w-0))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y-0) (mul w-0 (rec x))))-  (deflistener x)-  (precedes ((0 0) (5 0)) ((0 0) (8 0)) ((0 2) (1 2)) ((1 1) (3 0))-    ((2 1) (1 2)) ((3 1) (2 0)) ((4 1) (1 2)) ((5 1) (4 0))-    ((6 1) (5 0)) ((6 1) (7 0)) ((7 1) (0 1)) ((8 1) (7 0)))-  (absent (x w-0) (y-0 h) (y (exp (gen) w)))-  (neq (h (gen)) ((exp (gen) w) (gen))-    ((exp (gen) (mul w-0 y-0 (rec x))) (gen)))-  (pen-non-orig y x)-  (precur (7 0) (5 0) (3 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w-0 (rec x)) (7 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w-0 y-0 (rec x))))-      (send (enc n (exp (gen) (mul w-0 y-0)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv (exp (gen) (mul w-0 y-0))) (send (exp (gen) (mul w-0 y-0))))-    ((recv (cat (exp (gen) y-0) w-0)) (send (cat (exp (gen) y-0) w-0)))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y-0) (mul w-0 (rec x))))-      (send (cat (exp (gen) y-0) (mul w-0 (rec x)))))-    ((recv x) (send x)))-  (label 314)-  (parent 259)-  (unrealized (8 0))-  (comment "empty cohort"))--(defskeleton dh_mim-  (vars (n text) (h h-0 base) (w expr) (y y-0 expn) (w-0 expr)-    (y-1 x expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul w-0 y-1 (rec x)))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (deflistener (exp (gen) (mul w-0 y-1)))-  (deflistener (cat (exp (gen) y-0) (mul (rec y-0) w-0 y-1)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y-1) (mul w-0 (rec x))))-  (defstrand resp 2 (h h-0) (y y-1))-  (deflistener x)-  (precedes ((0 0) (5 0)) ((0 0) (9 0)) ((0 2) (1 2)) ((1 1) (3 0))-    ((2 1) (1 2)) ((3 1) (2 0)) ((4 1) (1 2)) ((5 1) (4 0))-    ((6 1) (5 0)) ((6 1) (7 0)) ((7 1) (0 1)) ((8 1) (5 0))-    ((8 1) (7 0)) ((9 1) (7 0)))-  (absent (x (mul (rec y-0) w-0 y-1)) (y-1 h-0) (y-0 h)-    (y (exp (gen) w)))-  (neq (h-0 (gen)) (h (gen)) ((exp (gen) w) (gen))-    ((exp (gen) (mul w-0 y-1 (rec x))) (gen)))-  (pen-non-orig y x)-  (precur (7 0) (5 0) (3 0))-  (uniq-gen y y-0 y-1 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w-0 (rec x)) (7 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w-0 y-1 (rec x))))-      (send (enc n (exp (gen) (mul w-0 y-1)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv (exp (gen) (mul w-0 y-1))) (send (exp (gen) (mul w-0 y-1))))-    ((recv (cat (exp (gen) y-0) (mul (rec y-0) w-0 y-1)))-      (send (cat (exp (gen) y-0) (mul (rec y-0) w-0 y-1))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y-1) (mul w-0 (rec x))))-      (send (cat (exp (gen) y-1) (mul w-0 (rec x)))))-    ((recv h-0) (send (exp (gen) y-1))) ((recv x) (send x)))-  (label 315)-  (parent 262)-  (unrealized (5 0) (9 0))-  (comment "empty cohort"))--(defskeleton dh_mim-  (vars (n text) (h h-0 base) (w expr) (y x expn) (w-0 expr)-    (y-0 y-1 expn))-  (defstrand init 3 (n n) (h (exp (gen) (mul w-0 y-0 y-1))) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (deflistener (exp (gen) (mul x w-0 y-0 y-1)))-  (deflistener (cat (exp (gen) y-1) (mul x w-0 y-0)))-  (defstrand resp 2 (h h) (y y-1))-  (deflistener (cat (exp (gen) y-0) (mul w-0 y-1)))-  (defstrand resp 2 (h h-0) (y y-0))-  (deflistener y-1)-  (precedes ((0 0) (5 0)) ((0 0) (7 0)) ((0 2) (1 2)) ((1 1) (3 0))-    ((2 1) (1 2)) ((3 1) (2 0)) ((4 1) (1 2)) ((5 1) (4 0))-    ((6 1) (5 0)) ((6 1) (9 0)) ((7 1) (0 1)) ((8 1) (5 0))-    ((8 1) (7 0)) ((9 1) (7 0)))-  (absent (y-1 (mul x w-0 y-0)) (y-0 h-0) (y-1 h) (y (exp (gen) w)))-  (neq (h-0 (gen)) (h (gen)) ((exp (gen) w) (gen))-    ((exp (gen) (mul w-0 y-0 y-1)) (gen)))-  (pen-non-orig y x)-  (precur (7 0) (5 0) (3 0))-  (uniq-gen y x y-0 y-1)-  (uniq-orig n)-  (operation nonce-test (added-listener y-1) (mul w-0 y-1) (7 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w-0 y-0 y-1)))-      (send (enc n (exp (gen) (mul x w-0 y-0 y-1)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv (exp (gen) (mul x w-0 y-0 y-1)))-      (send (exp (gen) (mul x w-0 y-0 y-1))))-    ((recv (cat (exp (gen) y-1) (mul x w-0 y-0)))-      (send (cat (exp (gen) y-1) (mul x w-0 y-0))))-    ((recv h) (send (exp (gen) y-1)))-    ((recv (cat (exp (gen) y-0) (mul w-0 y-1)))-      (send (cat (exp (gen) y-0) (mul w-0 y-1))))-    ((recv h-0) (send (exp (gen) y-0))) ((recv y-1) (send y-1)))-  (label 316)-  (parent 263)-  (unrealized (4 0) (5 0) (9 0))-  (comment "empty cohort"))--(defskeleton dh_mim-  (vars (n text) (h h-0 base) (w expr) (y x y-0 expn) (w-0 expr)-    (y-1 expn))-  (defstrand init 3 (n n) (h (exp (gen) w-0)) (x x))-  (defstrand resp 3 (n n) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (deflistener (exp (gen) (mul x w-0)))-  (deflistener (cat (exp (gen) y-0) (mul x (rec y-0) w-0)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y-1) (mul w-0 (rec y-1))))-  (defstrand resp 2 (h h-0) (y y-1))-  (deflistener y-1)-  (precedes ((0 0) (5 0)) ((0 0) (7 0)) ((0 2) (1 2)) ((1 1) (3 0))-    ((2 1) (1 2)) ((3 1) (2 0)) ((4 1) (1 2)) ((5 1) (4 0))-    ((6 1) (5 0)) ((6 1) (7 0)) ((7 1) (0 1)) ((8 1) (5 0))-    ((8 1) (9 0)) ((9 1) (7 0)))-  (absent (y-1 (mul x (rec y-0) w-0)) (y-1 h-0) (y-0 h)-    (y (exp (gen) w)))-  (neq (h-0 (gen)) (h (gen)) ((exp (gen) w) (gen))-    ((exp (gen) w-0) (gen)))-  (pen-non-orig y x)-  (precur (7 0) (5 0) (3 0))-  (uniq-gen y x y-0 y-1)-  (uniq-orig n)-  (operation nonce-test (added-listener y-1) (mul w-0 (rec y-1)) (7 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) w-0))-      (send (enc n (exp (gen) (mul x w-0)))))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv (exp (gen) (mul x w-0))) (send (exp (gen) (mul x w-0))))-    ((recv (cat (exp (gen) y-0) (mul x (rec y-0) w-0)))-      (send (cat (exp (gen) y-0) (mul x (rec y-0) w-0))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y-1) (mul w-0 (rec y-1))))-      (send (cat (exp (gen) y-1) (mul w-0 (rec y-1)))))-    ((recv h-0) (send (exp (gen) y-1))) ((recv y-1) (send y-1)))-  (label 317)-  (parent 264)-  (unrealized (5 0) (9 0))-  (comment "empty cohort"))+(comment "CPSA 3.5.0")+(comment "All input read from dh_mim2.scm")++(defprotocol dh_mim diffie-hellman+  (defrole init+    (vars (x rndx) (y expt) (n text))+    (trace (send (exp (gen) x)) (recv (exp (gen) y))+      (send (enc n (exp (gen) (mul x y)))))+    (uniq-orig n)+    (uniq-gen x)+    (neq (y (one))))+  (defrole resp+    (vars (y rndx) (x expt) (n text))+    (trace (recv (exp (gen) x)) (send (exp (gen) y))+      (recv (enc n (exp (gen) (mul y x)))))+    (uniq-gen y)+    (neq (x (one)))+    (absent (y (exp (gen) x))))+  (comment "Diffie-hellman key exchange followed by an encryption"))++(defskeleton dh_mim+  (vars (n text) (x0 y0 expt) (x y rndx))+  (defstrand init 3 (n n) (x x) (y y0))+  (defstrand resp 3 (n n) (y y) (x x0))+  (precedes ((0 2) (1 2)))+  (absent (y (exp (gen) x0)))+  (neq (x0 (one)) (y0 (one)))+  (pen-non-orig x y)+  (uniq-gen x y)+  (uniq-orig n)+  (comment "Agreement on the encrypted text only")+  (traces+    ((send (exp (gen) x)) (recv (exp (gen) y0))+      (send (enc n (exp (gen) (mul y0 x)))))+    ((recv (exp (gen) x0)) (send (exp (gen) y))+      (recv (enc n (exp (gen) (mul x0 y))))))+  (label 0)+  (unrealized)+  (shape)+  (maps ((0 1) ((n n) (x0 x0) (y0 y0) (x x) (y y))))+  (origs (n (0 2))))  (comment "Nothing left to do")
tst/dh_sig.scm view
@@ -3,18 +3,18 @@  (defprotocol dh_sig diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (enc h (exp (gen) x) (privk b)))-     (send (enc h (exp (gen) x) (privk a))))+     (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (send (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (enc (exp (gen) y) h (privk b)))-     (recv (enc (exp (gen) y) h (privk a))))+     (recv (exp (gen) x))+     (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (recv (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen y)) ) @@ -32,18 +32,18 @@  (defprotocol dh_sig2 diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (enc h (exp (gen) x) (privk b)))-     (send (enc (exp (gen) x) h b (privk a))))+     (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (send (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (enc (exp (gen) y) h (privk b)))-     (recv (enc h (exp (gen) y) b (privk a))))+     (recv (exp (gen) x))+     (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (recv (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen y)) ) 
tst/dh_sig.tst view
@@ -1,42 +1,45 @@ (herald "Signed DH exchange" (algebra diffie-hellman)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from dh_sig.scm")  (defprotocol dh_sig diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc h (exp (gen) x) (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (exp (gen) y) h (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton dh_sig-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))+  (vars (a b name) (x rndx) (y expt))+  (defstrand init 3 (a a) (b b) (x x) (y y))   (non-orig (privk a) (privk b))   (uniq-gen x)   (traces-    ((send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc h (exp (gen) x) (privk a)))))+    ((send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) y) (exp (gen) x) (privk a)))))   (label 0)   (unrealized (0 1))   (origs)   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dh_sig-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))+  (vars (a b name) (y x rndx))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (defstrand resp 2 (b b) (y y) (x x))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))-  (uniq-gen x y)+  (uniq-gen y x)   (operation encryption-test (added-strand resp 2)     (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))   (traces@@ -49,42 +52,45 @@   (parent 0)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))+  (maps ((0) ((a a) (b b) (x x) (y y))))   (origs))  (comment "Nothing left to do")  (defprotocol dh_sig diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc h (exp (gen) x) (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (exp (gen) y) h (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton dh_sig-  (vars (a b name) (h base) (y expn))-  (defstrand resp 3 (a a) (b b) (h h) (y y))-  (absent (y h))+  (vars (a b name) (y rndx) (x expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen y)   (traces-    ((recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (exp (gen) y) h (privk a)))))+    ((recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk a)))))   (label 2)   (unrealized (0 2))   (origs)   (comment "2 in cohort - 2 not yet seen"))  (defskeleton dh_sig-  (vars (a b b-0 name) (y x expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))+  (vars (a b b-0 name) (y x rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))   (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))@@ -102,63 +108,67 @@   (parent 2)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) x)))))+  (maps ((0) ((a a) (b b) (y y) (x x))))   (origs))  (defskeleton dh_sig-  (vars (b name) (h base) (y expn))-  (defstrand resp 3 (a b) (b b) (h h) (y y))-  (absent (y h))+  (vars (b name) (y rndx) (x expt))+  (defstrand resp 3 (a b) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))   (non-orig (privk b))   (uniq-gen y)   (operation encryption-test (displaced 1 0 resp 2)-    (enc (exp (gen) y) h (privk a)) (0 2))+    (enc (exp (gen) y) (exp (gen) x) (privk a)) (0 2))   (traces-    ((recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (exp (gen) y) h (privk b)))))+    ((recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))))   (label 4)   (parent 2)   (unrealized)   (shape)-  (maps ((0) ((a b) (b b) (y y) (h h))))+  (maps ((0) ((a b) (b b) (y y) (x x))))   (origs))  (comment "Nothing left to do")  (defprotocol dh_sig2 diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (exp (gen) x) h b (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc h (exp (gen) y) b (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton dh_sig2-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))+  (vars (a b name) (x rndx) (y expt))+  (defstrand init 3 (a a) (b b) (x x) (y y))   (non-orig (privk a) (privk b))   (uniq-gen x)   (traces-    ((send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (exp (gen) x) h b (privk a)))))+    ((send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (privk a)))))   (label 5)   (unrealized (0 1))   (origs)   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dh_sig2-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))+  (vars (a b name) (y x rndx))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (defstrand resp 2 (b b) (y y) (x x))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))-  (uniq-gen x y)+  (uniq-gen y x)   (operation encryption-test (added-strand resp 2)     (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))   (traces@@ -171,46 +181,49 @@   (parent 5)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))+  (maps ((0) ((a a) (b b) (x x) (y y))))   (origs))  (comment "Nothing left to do")  (defprotocol dh_sig2 diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (exp (gen) x) h b (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc h (exp (gen) y) b (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton dh_sig2-  (vars (a b name) (h base) (y expn))-  (defstrand resp 3 (a a) (b b) (h h) (y y))-  (absent (y h))+  (vars (a b name) (y rndx) (x expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen y)   (traces-    ((recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc h (exp (gen) y) b (privk a)))))+    ((recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (privk a)))))   (label 7)   (unrealized (0 2))   (origs)   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dh_sig2-  (vars (a b name) (y x expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))+  (vars (a b name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b) (x x) (y y))   (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))-  (uniq-gen y x)+  (uniq-gen x y)   (operation encryption-test (added-strand init 3)     (enc (exp (gen) x) (exp (gen) y) b (privk a)) (0 2))   (traces@@ -224,7 +237,7 @@   (parent 7)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) x)))))+  (maps ((0) ((a a) (b b) (y y) (x x))))   (origs))  (comment "Nothing left to do")
tst/dh_test.scm view
@@ -3,7 +3,7 @@ (comment (defprotocol foo diffie-hellman   (defrole init-    (vars (h base) (k akey) (x expn))+    (vars (h base) (k akey) (x rndx))     (trace        (send (enc (exp (gen) x) k))        (recv (enc (exp h x) k))@@ -19,7 +19,7 @@  (defprotocol bar diffie-hellman   (defrole init-    (vars (h base) (x z expn))+    (vars (h base) (x z rndx))     (trace        (send (exp (gen) x))        (recv (exp (gen) (mul x z)))@@ -29,12 +29,12 @@ )  (defskeleton bar-  (vars (x expn))+  (vars (x rndx))   (defstrand init 2 (x x)))  (defprotocol bar2 diffie-hellman   (defrole init-    (vars (h base) (x z expn))+    (vars (h base) (x z rndx))     (trace        (send (exp h x))        (recv (exp (gen) x))@@ -44,12 +44,12 @@ )  (defskeleton bar2-  (vars (x expn))+  (vars (x rndx))   (defstrand init 2 (x x)))  (defprotocol baz diffie-hellman   (defrole init-    (vars (h base) (x z expn) (k akey))+    (vars (h base) (x z rndx) (k akey))     (trace        (send (enc (exp (gen) x) k))        (recv (enc (exp (gen) (mul x z)) k))@@ -60,12 +60,12 @@ )  (defskeleton baz-  (vars (x expn))+  (vars (x rndx))   (defstrand init 2 (x x)))  (defprotocol bazar diffie-hellman   (defrole init-    (vars (h base) (t text) (x z expn) (k skey))+    (vars (h base) (t text) (x z rndx) (k skey))     (trace        (send (enc (exp (gen) (mul x z)) k))        (recv (exp (gen) x))@@ -87,7 +87,7 @@  (defprotocol foo2 diffie-hellman   (defrole init-    (vars (h base) (x expn))+    (vars (h base) (x rndx))     (trace        (send (cat (exp (gen) x) 		  (enc "foo" (exp h x))))@@ -104,10 +104,10 @@     (vars (h base))     (trace (recv h)))   (defrole init-    (vars (x expn))+    (vars (x rndx))     (trace (send (exp (gen) x)))))  (defskeleton foo3-   (vars (x expn))+   (vars (x rndx))    (defstrand resp 1 (h (exp (gen) x)))    (non-orig x))
tst/dh_test.tst view
@@ -1,16 +1,16 @@ (herald "Diffie-Hellman protocol, man-in-the-middle attack"   (algebra diffie-hellman) (bound 20)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from dh_test.scm") (comment "Strand count bounded at 20")  (defprotocol foo3 diffie-hellman   (defrole resp (vars (h base)) (trace (recv h)))-  (defrole init (vars (x expn)) (trace (send (exp (gen) x)))))+  (defrole init (vars (x rndx)) (trace (send (exp (gen) x)))))  (defskeleton foo3-  (vars (x expn))+  (vars (x rndx))   (defstrand resp 1 (h (exp (gen) x)))   (non-orig x)   (traces ((recv (exp (gen) x))))@@ -20,7 +20,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton foo3-  (vars (x expn))+  (vars (x rndx))   (defstrand resp 1 (h (exp (gen) x)))   (defstrand init 1 (x x))   (precedes ((1 0) (0 0)))@@ -35,7 +35,7 @@   (origs))  (defskeleton foo3-  (vars (x expn) (w expr))+  (vars (x rndx) (w expt))   (defstrand resp 1 (h (exp (gen) x)))   (deflistener (cat (exp (gen) (mul x (rec w))) w))   (precedes ((1 1) (0 0)))@@ -53,7 +53,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton foo3-  (vars (x x-0 expn))+  (vars (x x-0 rndx))   (defstrand resp 1 (h (exp (gen) x)))   (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))   (defstrand init 1 (x x-0))@@ -71,7 +71,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton foo3-  (vars (x expn))+  (vars (x rndx))   (defstrand resp 1 (h (exp (gen) x)))   (deflistener (cat (exp (gen) x) (one)))   (defstrand init 1 (x x))
tst/dhnsl_basic.scm view
@@ -4,23 +4,23 @@  (defprotocol dhnsl diffie-hellman   (defrole resp-    (vars (b a name) (h1 base) (y expn))+    (vars (b a name) (x expt) (y rndx))     (trace-     (recv (enc h1 a (pubk b)))-     (send (enc h1 (exp (gen) y) b (pubk a)))+     (recv (enc (exp (gen) x) a (pubk b)))+     (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))      (recv (enc (exp (gen) y) (pubk b)))            )-    (absent (y h1))+    (absent (y (exp (gen) x))) ;    (uniq-gen y)     (comment "Y and Z should be assumed to be freshly chosen per role")   )   (defrole init-    (vars (a b name) (h2 base) (x expn))+    (vars (a b name) (y expt) (x rndx))     (trace      (send (enc (exp (gen) x) a (pubk b)))-     (recv (enc (exp (gen) x) h2 b (pubk a)))-     (send (enc h2 (pubk b)))+     (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+     (send (enc (exp (gen) y) (pubk b)))     ) ;    (uniq-gen x)     (comment "X should be assumed to be freshly chosen per role")@@ -30,16 +30,16 @@  ;;; The initiator point-of-view (defskeleton dhnsl-  (vars (a b name) (h2 h3 base) (x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (non-orig (privk b) (privk a))   (uniq-gen x)   (comment "Initiator point-of-view"))  ;; The responder point-of-view (defskeleton dhnsl-  (vars (a b name) (h1 base) (y z expn))-  (defstrand resp 3 (a a) (b b) (h1 h1) (y y))+  (vars (a b name) (x expt) (y rndx))+  (defstrand resp 3 (a a) (b b) (x x) (y y))   (non-orig (privk a))   (uniq-gen y)   (comment "Responder point-of-view"))
tst/dhnsl_basic.tst view
@@ -1,63 +1,65 @@ (herald "Diffie-Hellman enhanced Needham-Schroeder-Lowe Protocol"   (algebra diffie-hellman)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from dhnsl_basic.scm")  (defprotocol dhnsl diffie-hellman   (defrole resp-    (vars (b a name) (h1 base) (y expn))-    (trace (recv (enc h1 a (pubk b)))-      (send (enc h1 (exp (gen) y) b (pubk a)))+    (vars (b a name) (x expt) (y rndx))+    (trace (recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))-    (absent (y h1))+    (absent (y (exp (gen) x)))     (comment "Y and Z should be assumed to be freshly chosen per role"))   (defrole init-    (vars (a b name) (h2 base) (x expn))+    (vars (a b name) (y expt) (x rndx))     (trace (send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     (comment "X should be assumed to be freshly chosen per role"))   (comment     "Needham-Schroeder-Lowe DH challenge/responses in place of nonces"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (non-orig (privk a) (privk b))   (uniq-gen x)   (comment "Initiator point-of-view")   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a)))-      (send (enc h2 (pubk b)))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))))   (label 0)   (unrealized (0 1))   (origs)   (comment "2 in cohort - 2 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y expt) (y-0 x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen x)   (operation nonce-test (added-strand resp 2) (exp (gen) x) (0 1)     (enc (exp (gen) x) a (pubk b)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a)))))   (label 1)   (parent 0)   (unrealized (0 1))   (comment "2 in cohort - 2 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x expn) (w expr))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx) (w expt))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (exp (gen) (mul x (rec w))) w))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (non-orig (privk a) (privk b))@@ -68,7 +70,8 @@     (0 1) (enc (exp (gen) x) a (pubk b)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) (mul x (rec w))) w))       (send (cat (exp (gen) (mul x (rec w))) w))))   (label 2)@@ -77,15 +80,15 @@   (comment "4 in cohort - 4 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (x y rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen x)-  (operation nonce-test (contracted (h2 (exp (gen) y))) (exp (gen) x)-    (0 1) (enc (exp (gen) x) a (pubk b))+  (operation nonce-test (contracted (y-0 y) (y-1 y)) (exp (gen) x) (0 1)+    (enc (exp (gen) x) a (pubk b))     (enc (exp (gen) x) (exp (gen) y) b (pubk a)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))@@ -97,28 +100,29 @@   (parent 1)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (h2 (exp (gen) y)) (x x))))+  (maps ((0) ((a a) (b b) (y y) (x x))))   (origs))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x y expn) (w expr))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y expt) (y-0 x rndx) (w expt))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (exp (gen) (mul x (rec w))) w))   (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen x)   (precur (2 0))   (operation nonce-test     (added-listener (cat (exp (gen) (mul x (rec w))) w)) (exp (gen) x)     (0 1) (enc (exp (gen) x) a (pubk b))-    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+    (enc (exp (gen) x) (exp (gen) y-0) b (pubk a)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (exp (gen) (mul x (rec w))) w))       (send (cat (exp (gen) (mul x (rec w))) w))))   (label 4)@@ -127,8 +131,8 @@   (comment "5 in cohort - 5 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (gen) x))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (non-orig (privk a) (privk b))@@ -137,7 +141,8 @@   (operation nonce-test (contracted (x-0 x) (w x)) (gen) (1 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (gen) x)) (send (cat (gen) x))))   (label 5)   (parent 2)@@ -145,31 +150,32 @@   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h2 h1 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y))+  (vars (a b b-0 a-0 name) (y x expt) (x-0 y-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x-0))+  (deflistener (cat (exp (gen) y-0) (mul x-0 (rec y-0))))+  (defstrand resp 2 (b b-0) (a a-0) (x x) (y y-0))   (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y h1))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (1 0))-  (uniq-gen x)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (1 0))+  (uniq-gen x-0)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))   (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))-    ((recv (cat (exp (gen) y) (mul x (rec y))))-      (send (cat (exp (gen) y) (mul x (rec y)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y) b-0 (pubk a-0)))))+    ((send (enc (exp (gen) x-0) a (pubk b)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (cat (exp (gen) y-0) (mul x-0 (rec y-0))))+      (send (cat (exp (gen) y-0) (mul x-0 (rec y-0)))))+    ((recv (enc (exp (gen) x) a-0 (pubk b-0)))+      (send (enc (exp (gen) x) (exp (gen) y-0) b-0 (pubk a-0)))))   (label 6)   (parent 2)   (unrealized (0 1) (1 0))   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (exp (gen) x) (one)))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (non-orig (privk a) (privk b))@@ -178,7 +184,8 @@   (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) x) (one))) (send (cat (exp (gen) x) (one)))))   (label 7)   (parent 2)@@ -186,8 +193,8 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h2 base) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b a-0 b-0 name) (y expt) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))   (defstrand init 1 (a a-0) (b b-0) (x x-0))   (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 0) (1 0)))@@ -197,7 +204,8 @@   (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) x-0) (mul x (rec x-0))))       (send (cat (exp (gen) x-0) (mul x (rec x-0)))))     ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))))@@ -207,21 +215,22 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (y x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y expt) (y-0 x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (gen) x))   (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen x)   (precur (2 0))   (operation nonce-test (contracted (x-0 x) (w x)) (gen) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (gen) x)) (send (cat (gen) x))))   (label 9)   (parent 4)@@ -229,71 +238,74 @@   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))+  (vars (a b name) (y expt) (x y-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))+  (deflistener (cat (exp (gen) y-0) (mul x (rec y-0))))   (precedes ((0 0) (1 0)) ((1 1) (2 0)) ((2 1) (0 1)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)-  (operation nonce-test (displaced 3 1 resp 2) (exp (gen) y-0) (2 0))+  (operation nonce-test (displaced 3 1 resp 2) (exp (gen) y-1) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (cat (exp (gen) y) (mul x (rec y))))-      (send (cat (exp (gen) y) (mul x (rec y))))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))+    ((recv (cat (exp (gen) y-0) (mul x (rec y-0))))+      (send (cat (exp (gen) y-0) (mul x (rec y-0))))))   (label 10)   (parent 4)   (unrealized (0 1) (2 0))   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h2 h1 base) (y x y-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) y-0) (mul x (rec y-0))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y-0))+  (vars (a b b-0 a-0 name) (y expt) (y-0 rndx) (x expt) (x-0 y-1 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x-0))+  (defstrand resp 2 (b b) (a a) (x x-0) (y y-0))+  (deflistener (cat (exp (gen) y-1) (mul x-0 (rec y-1))))+  (defstrand resp 2 (b b-0) (a a-0) (x x) (y y-1))   (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1))     ((3 1) (2 0)))-  (absent (y-0 h1) (y (exp (gen) x)))+  (absent (y-1 (exp (gen) x)) (y-0 (exp (gen) x-0)))   (non-orig (privk a) (privk b))   (precur (2 0))-  (uniq-gen x)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (2 0))+  (uniq-gen x-0)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-1) (2 0))   (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (cat (exp (gen) y-0) (mul x (rec y-0))))-      (send (cat (exp (gen) y-0) (mul x (rec y-0)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y-0) b-0 (pubk a-0)))))+    ((send (enc (exp (gen) x-0) a (pubk b)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (enc (exp (gen) x-0) a (pubk b)))+      (send (enc (exp (gen) x-0) (exp (gen) y-0) b (pubk a))))+    ((recv (cat (exp (gen) y-1) (mul x-0 (rec y-1))))+      (send (cat (exp (gen) y-1) (mul x-0 (rec y-1)))))+    ((recv (enc (exp (gen) x) a-0 (pubk b-0)))+      (send (enc (exp (gen) x) (exp (gen) y-1) b-0 (pubk a-0)))))   (label 11)   (parent 4)   (unrealized (0 1) (2 0))   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (y x expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y expt) (y-0 x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (exp (gen) x) (one)))   (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)   (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (exp (gen) x) (one))) (send (cat (exp (gen) x) (one)))))   (label 12)   (parent 4)@@ -302,23 +314,24 @@   (comment "2 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h2 base) (y x x-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b a-0 b-0 name) (y expt) (y-0 x x-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))   (defstrand init 1 (a a-0) (b b-0) (x x-0))   (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1))     ((3 0) (2 0)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)   (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (exp (gen) x-0) (mul x (rec x-0))))       (send (cat (exp (gen) x-0) (mul x (rec x-0)))))     ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))))@@ -328,36 +341,38 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h2 h1 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y))-  (deflistener x)+  (vars (a b b-0 a-0 name) (y x expt) (x-0 y-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x-0))+  (deflistener (cat (exp (gen) y-0) (mul x-0 (rec y-0))))+  (defstrand resp 2 (b b-0) (a a-0) (x x) (y y-0))+  (deflistener x-0)   (precedes ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (1 0)) ((3 1) (1 0)))-  (absent (y h1))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (1 0))-  (uniq-gen x)-  (operation nonce-test (added-listener x) (mul x (rec y)) (1 0))+  (uniq-gen x-0)+  (operation nonce-test (added-listener x-0) (mul x-0 (rec y-0)) (1 0))   (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))-    ((recv (cat (exp (gen) y) (mul x (rec y))))-      (send (cat (exp (gen) y) (mul x (rec y)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y) b-0 (pubk a-0)))) ((recv x) (send x)))+    ((send (enc (exp (gen) x-0) a (pubk b)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (cat (exp (gen) y-0) (mul x-0 (rec y-0))))+      (send (cat (exp (gen) y-0) (mul x-0 (rec y-0)))))+    ((recv (enc (exp (gen) x) a-0 (pubk b-0)))+      (send (enc (exp (gen) x) (exp (gen) y-0) b-0 (pubk a-0))))+    ((recv x-0) (send x-0)))   (label 14)   (parent 6)   (unrealized (3 0))   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (y-0 x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (exp (gen) x) (one)))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (1 0))   (uniq-gen x)@@ -365,18 +380,19 @@     (enc (exp (gen) x) a (pubk b)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) x) (one))) (send (cat (exp (gen) x) (one))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a)))))   (label 15)   (parent 7)   (unrealized (1 0))   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h2 base) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))+  (vars (a b a-0 b-0 name) (y expt) (x x-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))   (defstrand init 1 (a a-0) (b b-0) (x x-0))   (deflistener x)@@ -387,7 +403,8 @@   (operation nonce-test (added-listener x) (mul x (rec x-0)) (1 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) x-0) (mul x (rec x-0))))       (send (cat (exp (gen) x-0) (mul x (rec x-0)))))     ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))) ((recv x) (send x)))@@ -397,68 +414,71 @@   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (x y expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))+  (vars (a b name) (y expt) (x y-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))+  (deflistener (cat (exp (gen) y-0) (mul x (rec y-0))))   (deflistener x)   (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (2 0)) ((2 1) (0 1))     ((3 1) (2 0)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)-  (operation nonce-test (added-listener x) (mul x (rec y)) (2 0))+  (operation nonce-test (added-listener x) (mul x (rec y-0)) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (cat (exp (gen) y) (mul x (rec y))))-      (send (cat (exp (gen) y) (mul x (rec y))))) ((recv x) (send x)))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))+    ((recv (cat (exp (gen) y-0) (mul x (rec y-0))))+      (send (cat (exp (gen) y-0) (mul x (rec y-0)))))+    ((recv x) (send x)))   (label 17)   (parent 10)   (unrealized (3 0))   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h2 h1 base) (y x y-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) y-0) (mul x (rec y-0))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y-0))-  (deflistener x)+  (vars (a b b-0 a-0 name) (y expt) (y-0 rndx) (x expt) (x-0 y-1 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x-0))+  (defstrand resp 2 (b b) (a a) (x x-0) (y y-0))+  (deflistener (cat (exp (gen) y-1) (mul x-0 (rec y-1))))+  (defstrand resp 2 (b b-0) (a a-0) (x x) (y y-1))+  (deflistener x-0)   (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 1)) ((2 1) (0 1))     ((3 1) (2 0)) ((4 1) (2 0)))-  (absent (y-0 h1) (y (exp (gen) x)))+  (absent (y-1 (exp (gen) x)) (y-0 (exp (gen) x-0)))   (non-orig (privk a) (privk b))   (precur (2 0))-  (uniq-gen x)-  (operation nonce-test (added-listener x) (mul x (rec y-0)) (2 0))+  (uniq-gen x-0)+  (operation nonce-test (added-listener x-0) (mul x-0 (rec y-1)) (2 0))   (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (cat (exp (gen) y-0) (mul x (rec y-0))))-      (send (cat (exp (gen) y-0) (mul x (rec y-0)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y-0) b-0 (pubk a-0))))-    ((recv x) (send x)))+    ((send (enc (exp (gen) x-0) a (pubk b)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (enc (exp (gen) x-0) a (pubk b)))+      (send (enc (exp (gen) x-0) (exp (gen) y-0) b (pubk a))))+    ((recv (cat (exp (gen) y-1) (mul x-0 (rec y-1))))+      (send (cat (exp (gen) y-1) (mul x-0 (rec y-1)))))+    ((recv (enc (exp (gen) x) a-0 (pubk b-0)))+      (send (enc (exp (gen) x) (exp (gen) y-1) b-0 (pubk a-0))))+    ((recv x-0) (send x-0)))   (label 18)   (parent 11)   (unrealized (4 0))   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b name) (h2 base) (y x y-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y expt) (y-0 y-1 x rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (exp (gen) x) (one)))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y-0))+  (defstrand resp 2 (b b) (a a) (x x) (y y-1))   (precedes ((0 0) (1 0)) ((0 0) (3 0)) ((1 1) (0 1)) ((2 1) (0 1))     ((3 1) (2 0)))-  (absent (y-0 (exp (gen) x)) (y (exp (gen) x)))+  (absent (y-1 (exp (gen) x)) (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)@@ -466,12 +486,13 @@     (enc (exp (gen) x) a (pubk b)))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (exp (gen) x) (one))) (send (cat (exp (gen) x) (one))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a)))))+      (send (enc (exp (gen) x) (exp (gen) y-1) b (pubk a)))))   (label 19)   (parent 12)   (seen 15)@@ -479,24 +500,25 @@   (comment "1 in cohort - 0 not yet seen"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h2 base) (y x x-0 expn))-  (defstrand init 3 (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b a-0 b-0 name) (y expt) (y-0 x x-0 rndx))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))   (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))   (defstrand init 1 (a a-0) (b b-0) (x x-0))   (deflistener x)   (precedes ((0 0) (1 0)) ((0 0) (4 0)) ((1 1) (0 1)) ((2 1) (0 1))     ((3 0) (2 0)) ((4 1) (2 0)))-  (absent (y (exp (gen) x)))+  (absent (y-0 (exp (gen) x)))   (non-orig (privk a) (privk b))   (precur (2 0))   (uniq-gen x)   (operation nonce-test (added-listener x) (mul x (rec x-0)) (2 0))   (traces     ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))+      (send (enc (exp (gen) x) (exp (gen) y-0) b (pubk a))))     ((recv (cat (exp (gen) x-0) (mul x (rec x-0))))       (send (cat (exp (gen) x-0) (mul x (rec x-0)))))     ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))) ((recv x) (send x)))@@ -509,29 +531,31 @@  (defprotocol dhnsl diffie-hellman   (defrole resp-    (vars (b a name) (h1 base) (y expn))-    (trace (recv (enc h1 a (pubk b)))-      (send (enc h1 (exp (gen) y) b (pubk a)))+    (vars (b a name) (x expt) (y rndx))+    (trace (recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))-    (absent (y h1))+    (absent (y (exp (gen) x)))     (comment "Y and Z should be assumed to be freshly chosen per role"))   (defrole init-    (vars (a b name) (h2 base) (x expn))+    (vars (a b name) (y expt) (x rndx))     (trace (send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b))))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))     (comment "X should be assumed to be freshly chosen per role"))   (comment     "Needham-Schroeder-Lowe DH challenge/responses in place of nonces"))  (defskeleton dhnsl-  (vars (a b name) (h1 base) (y expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))-  (absent (y h1))+  (vars (a b name) (x expt) (y rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (uniq-gen y)   (comment "Responder point-of-view")   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b)))))   (label 21)   (unrealized (0 2))@@ -539,9 +563,9 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (y x expn))-  (defstrand resp 3 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b) (h2 (exp (gen) y)) (x x))+  (vars (a b name) (y x rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (precedes ((0 1) (1 1)) ((1 2) (0 2)))   (absent (y (exp (gen) x)))   (non-orig (privk a))@@ -559,23 +583,24 @@   (parent 21)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (h1 (exp (gen) x)) (y y))))+  (maps ((0) ((a a) (b b) (x x) (y y))))   (origs))  (defskeleton dhnsl-  (vars (a b name) (h1 base) (y expn) (w expr))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))+  (vars (a b name) (x expt) (y rndx) (w expt))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (exp (gen) (mul y (rec w))) w))   (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y h1))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (uniq-gen y)   (precur (1 0))   (operation nonce-test     (added-listener (cat (exp (gen) (mul y (rec w))) w)) (exp (gen) y)-    (0 2) (enc h1 (exp (gen) y) b (pubk a)))+    (0 2) (enc (exp (gen) x) (exp (gen) y) b (pubk a)))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) (mul y (rec w))) w))       (send (cat (exp (gen) (mul y (rec w))) w))))@@ -585,17 +610,18 @@   (comment "4 in cohort - 4 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (h1 base) (y expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))+  (vars (a b name) (x expt) (y rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (gen) y))   (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y h1))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (uniq-gen y)   (precur (1 0))   (operation nonce-test (contracted (y-0 y) (w y)) (gen) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))     ((recv (cat (gen) y)) (send (cat (gen) y))))   (label 24)@@ -604,17 +630,18 @@   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b name) (h1 base) (y expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))+  (vars (a b name) (x expt) (y rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (exp (gen) y) (one)))   (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y h1))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (precur (1 0))   (uniq-gen y)   (operation nonce-test (displaced 2 0 resp 2) (exp (gen) y-0) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one)))))   (label 25)@@ -623,55 +650,57 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h1 h1-0 base) (y y-0 expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))+  (vars (a b b-0 a-0 name) (x x-0 expt) (y y-0 rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (exp (gen) y-0) (mul y (rec y-0))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1-0) (y y-0))+  (defstrand resp 2 (b b-0) (a a-0) (x x-0) (y y-0))   (precedes ((0 1) (1 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y-0 h1-0) (y h1))+  (absent (y-0 (exp (gen) x-0)) (y (exp (gen) x)))   (non-orig (privk a))   (precur (1 0))   (uniq-gen y)   (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) y-0) (mul y (rec y-0))))       (send (cat (exp (gen) y-0) (mul y (rec y-0)))))-    ((recv (enc h1-0 a-0 (pubk b-0)))-      (send (enc h1-0 (exp (gen) y-0) b-0 (pubk a-0)))))+    ((recv (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (send (enc (exp (gen) x-0) (exp (gen) y-0) b-0 (pubk a-0)))))   (label 26)   (parent 23)   (unrealized (0 2) (1 0))   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h1 base) (y x expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))-  (deflistener (cat (exp (gen) x) (mul y (rec x))))-  (defstrand init 1 (a a-0) (b b-0) (x x))+  (vars (a b a-0 b-0 name) (x expt) (y x-0 rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) x-0) (mul y (rec x-0))))+  (defstrand init 1 (a a-0) (b b-0) (x x-0))   (precedes ((0 1) (1 0)) ((1 1) (0 2)) ((2 0) (1 0)))-  (absent (y h1))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (precur (1 0))   (uniq-gen y)-  (operation nonce-test (added-strand init 1) (exp (gen) x) (1 0))+  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))-    ((recv (cat (exp (gen) x) (mul y (rec x))))-      (send (cat (exp (gen) x) (mul y (rec x)))))-    ((send (enc (exp (gen) x) a-0 (pubk b-0)))))+    ((recv (cat (exp (gen) x-0) (mul y (rec x-0))))+      (send (cat (exp (gen) x-0) (mul y (rec x-0)))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))))   (label 27)   (parent 23)   (unrealized (0 2) (1 0))   (comment "1 in cohort - 1 not yet seen"))  (defskeleton dhnsl-  (vars (a b name) (y x expn))-  (defstrand resp 3 (b b) (a a) (h1 (exp (gen) x)) (y y))+  (vars (a b name) (y x rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (exp (gen) y) (one)))-  (defstrand init 3 (a a) (b b) (h2 (exp (gen) y)) (x x))+  (defstrand init 3 (a a) (b b) (y y) (x x))   (precedes ((0 1) (2 1)) ((1 1) (0 2)) ((2 2) (1 0)))   (absent (y (exp (gen) x)))   (non-orig (privk a))@@ -694,24 +723,25 @@   (comment "1 in cohort - 0 not yet seen"))  (defskeleton dhnsl-  (vars (a b b-0 a-0 name) (h1 h1-0 base) (y y-0 expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))+  (vars (a b b-0 a-0 name) (x x-0 expt) (y y-0 rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))   (deflistener (cat (exp (gen) y-0) (mul y (rec y-0))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1-0) (y y-0))+  (defstrand resp 2 (b b-0) (a a-0) (x x-0) (y y-0))   (deflistener y)   (precedes ((0 1) (3 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 1) (1 0)))-  (absent (y-0 h1-0) (y h1))+  (absent (y-0 (exp (gen) x-0)) (y (exp (gen) x)))   (non-orig (privk a))   (precur (1 0))   (uniq-gen y)   (operation nonce-test (added-listener y) (mul y (rec y-0)) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))     ((recv (cat (exp (gen) y-0) (mul y (rec y-0))))       (send (cat (exp (gen) y-0) (mul y (rec y-0)))))-    ((recv (enc h1-0 a-0 (pubk b-0)))-      (send (enc h1-0 (exp (gen) y-0) b-0 (pubk a-0))))+    ((recv (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (send (enc (exp (gen) x-0) (exp (gen) y-0) b-0 (pubk a-0))))     ((recv y) (send y)))   (label 29)   (parent 26)@@ -719,23 +749,24 @@   (comment "empty cohort"))  (defskeleton dhnsl-  (vars (a b a-0 b-0 name) (h1 base) (y x expn))-  (defstrand resp 3 (b b) (a a) (h1 h1) (y y))-  (deflistener (cat (exp (gen) x) (mul y (rec x))))-  (defstrand init 1 (a a-0) (b b-0) (x x))+  (vars (a b a-0 b-0 name) (x expt) (y x-0 rndx))+  (defstrand resp 3 (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) x-0) (mul y (rec x-0))))+  (defstrand init 1 (a a-0) (b b-0) (x x-0))   (deflistener y)   (precedes ((0 1) (3 0)) ((1 1) (0 2)) ((2 0) (1 0)) ((3 1) (1 0)))-  (absent (y h1))+  (absent (y (exp (gen) x)))   (non-orig (privk a))   (precur (1 0))   (uniq-gen y)-  (operation nonce-test (added-listener y) (mul y (rec x)) (1 0))+  (operation nonce-test (added-listener y) (mul y (rec x-0)) (1 0))   (traces-    ((recv (enc h1 a (pubk b))) (send (enc h1 (exp (gen) y) b (pubk a)))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))       (recv (enc (exp (gen) y) (pubk b))))-    ((recv (cat (exp (gen) x) (mul y (rec x))))-      (send (cat (exp (gen) x) (mul y (rec x)))))-    ((send (enc (exp (gen) x) a-0 (pubk b-0)))) ((recv y) (send y)))+    ((recv (cat (exp (gen) x-0) (mul y (rec x-0))))+      (send (cat (exp (gen) x-0) (mul y (rec x-0)))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))) ((recv y) (send y)))   (label 30)   (parent 27)   (unrealized (3 0))
tst/dhnsl_use.scm view
@@ -4,12 +4,12 @@  (defprotocol dhnsl diffie-hellman   (defrole resp-    (vars (b a name) (h1 base) (y expn) (n text))+    (vars (b a name) (x expt) (y rndx) (n text))     (trace-     (recv (enc h1 a (pubk b)))-     (send (enc h1 (exp (gen) y) b (pubk a)))+     (recv (enc (exp (gen) x) a (pubk b)))+     (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))      (recv (enc (exp (gen) y) (pubk b)))-     (send (enc n (exp h1 y)))+     (send (enc n (exp (gen) (mul x y))))      (recv n)     )      (uniq-orig n)@@ -17,12 +17,12 @@     (comment "Y should be assumed to be freshly chosen per role")   )   (defrole init-    (vars (a b name) (h2 base) (x expn) (n text))+    (vars (a b name) (y expt) (x rndx) (n text))     (trace      (send (enc (exp (gen) x) a (pubk b)))-     (recv (enc (exp (gen) x) h2 b (pubk a)))-     (send (enc h2 (pubk b)))-     (recv (enc n (exp h2 x)))+     (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+     (send (enc (exp (gen) y) (pubk b)))+     (recv (enc n (exp (gen) (mul x y))))      (send n)     )     (uniq-gen x)@@ -33,28 +33,26 @@  ;;; The initiator point-of-view (defskeleton dhnsl-  (vars (a b name) (h2 h3 base) (x expn))-  (defstrand init 5 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 5 (a a) (b b) (y y) (x x))   (non-orig (privk b) (privk a))-;  (uniq-gen x)   (comment "Initiator point-of-view"))  ;; The responder point-of-view (defskeleton dhnsl-  (vars (a b name) (h1 base) (y z expn))-  (defstrand resp 5 (a a) (b b) (h1 h1) (y y))+  (vars (a b name) (x expt) (y rndx))+  (defstrand resp 5 (a a) (b b) (x x) (y y))   (non-orig (privk a) (privk b))-;  (uniq-gen y)   (comment "Responder point-of-view"))  (defprotocol dhns diffie-hellman   (defrole resp-    (vars (b a name) (h1 base) (y expn) (n text))+    (vars (b a name) (x expt) (y rndx) (n text))     (trace-     (recv (enc h1 a (pubk b)))-     (send (enc h1 (exp (gen) y) (pubk a)))+     (recv (enc (exp (gen) x) a (pubk b)))+     (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))      (recv (enc (exp (gen) y) (pubk b)))-     (send (enc n (exp h1 y)))+     (send (enc n (exp (gen) (mul x y))))      (recv n)     )      (uniq-orig n)@@ -62,12 +60,12 @@     (comment "Y should be assumed to be freshly chosen per role")   )   (defrole init-    (vars (a b name) (h2 base) (x expn) (n text))+    (vars (a b name) (y expt) (x rndx) (n text))     (trace      (send (enc (exp (gen) x) a (pubk b)))-     (recv (enc (exp (gen) x) h2 (pubk a)))-     (send (enc h2 (pubk b)))-     (recv (enc n (exp h2 x)))+     (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+     (send (enc (exp (gen) y) (pubk b)))+     (recv (enc n (exp (gen) (mul y x))))      (send n)     )     (uniq-gen x)@@ -78,16 +76,16 @@  ;;; The initiator point-of-view (defskeleton dhns-  (vars (a b name) (h2 h3 base) (x expn))-  (defstrand init 5 (a a) (b b) (h2 h2) (x x))+  (vars (a b name) (y expt) (x rndx))+  (defstrand init 5 (a a) (b b) (y y) (x x))   (non-orig (privk b) (privk a)) ;  (uniq-gen x)   (comment "Initiator point-of-view"))  ;; The responder point-of-view (defskeleton dhns-  (vars (a b name) (h1 base) (y z expn))-  (defstrand resp 5 (a a) (b b) (h1 h1) (y y))+  (vars (a b name) (x expt) (y z rndx))+  (defstrand resp 5 (a a) (b b) (x x) (y y))   (non-orig (privk a) (privk b)) ;  (uniq-gen y)   (comment "Responder point-of-view"))
tst/dhnsl_use.tst view
@@ -1,3957 +1,3995 @@ (herald "Diffie-Hellman enhanced Needham-Schroeder-Lowe Protocol"   (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from dhnsl_use.scm")--(defprotocol dhnsl diffie-hellman-  (defrole resp-    (vars (b a name) (h1 base) (y expn) (n text))-    (trace (recv (enc h1 a (pubk b)))-      (send (enc h1 (exp (gen) y) b (pubk a)))-      (recv (enc (exp (gen) y) (pubk b))) (send (enc n (exp h1 y)))-      (recv n))-    (uniq-orig n)-    (uniq-gen y)-    (absent (y h1))-    (comment "Y should be assumed to be freshly chosen per role"))-  (defrole init-    (vars (a b name) (h2 base) (x expn) (n text))-    (trace (send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    (uniq-gen x)-    (comment "X should be assumed to be freshly chosen per role"))-  (comment-    "Needham-Schroeder-Lowe DH challenge/responses in place of nonces"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (comment "Initiator point-of-view")-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n)))-  (label 0)-  (unrealized (0 1) (0 3))-  (origs)-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation nonce-test (added-strand resp 2) (exp (gen) x) (0 1)-    (enc (exp (gen) x) a (pubk b)))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))))-  (label 1)-  (parent 0)-  (unrealized (0 1) (0 3))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x expn) (w expr))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) (mul x (rec w))) w))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (precur (1 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul x (rec w))) w)) (exp (gen) x)-    (0 1) (enc (exp (gen) x) a (pubk b)))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (cat (exp (gen) (mul x (rec w))) w))-      (send (cat (exp (gen) (mul x (rec w))) w))))-  (label 2)-  (parent 0)-  (unrealized (0 3) (1 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation nonce-test (contracted (h2 (exp (gen) y))) (exp (gen) x)-    (0 1) (enc (exp (gen) x) a (pubk b))-    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (send (enc (exp (gen) y) (pubk b)))-      (recv (enc n (exp (gen) (mul x y)))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))))-  (label 3)-  (parent 1)-  (unrealized (0 3))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x y expn) (w expr))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (cat (exp (gen) (mul x (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul x (rec w))) w)) (exp (gen) x)-    (0 1) (enc (exp (gen) x) a (pubk b))-    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (cat (exp (gen) (mul x (rec w))) w))-      (send (cat (exp (gen) (mul x (rec w))) w))))-  (label 4)-  (parent 1)-  (unrealized (0 3) (2 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (gen) x))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (precur (1 0))-  (operation nonce-test (contracted (x-0 x) (w x)) (gen) (1 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (cat (gen) x)) (send (cat (gen) x))))-  (label 5)-  (parent 2)-  (unrealized (1 0))-  (comment "empty cohort"))--(defskeleton dhnsl-  (vars (n text) (a b b-0 a-0 name) (h2 h1 base) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) y) (mul x (rec y))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y h1))-  (non-orig (privk a) (privk b))-  (precur (1 0))-  (uniq-gen x y)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (1 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (cat (exp (gen) y) (mul x (rec y))))-      (send (cat (exp (gen) y) (mul x (rec y)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y) b-0 (pubk a-0)))))-  (label 6)-  (parent 2)-  (unrealized (0 1) (0 3) (1 0))-  (comment "empty cohort"))--(defskeleton dhnsl-  (vars (n text) (a b name) (h2 base) (x expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) x) (one)))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (precur (1 0))-  (uniq-gen x)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (cat (exp (gen) x) (one))) (send (cat (exp (gen) x) (one)))))-  (label 7)-  (parent 2)-  (unrealized (0 3) (1 0))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b a-0 b-0 name) (h2 base) (x x-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 h2) (x x))-  (deflistener (cat (exp (gen) x-0) (mul x (rec x-0))))-  (defstrand init 1 (a a-0) (b b-0) (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 0) (1 0)))-  (non-orig (privk a) (privk b))-  (precur (1 0))-  (uniq-gen x x-0)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) h2 b (pubk a))) (send (enc h2 (pubk b)))-      (recv (enc n (exp h2 x))) (send n))-    ((recv (cat (exp (gen) x-0) (mul x (rec x-0))))-      (send (cat (exp (gen) x-0) (mul x (rec x-0)))))-    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))))-  (label 8)-  (parent 2)-  (unrealized (0 1) (0 3) (1 0))-  (comment "empty cohort"))--(defskeleton dhnsl-  (vars (n text) (b a name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 (exp (gen) y)) (x x))-  (defstrand resp 4 (n n) (b b) (a a) (h1 (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (exp (gen) x)))-  (non-orig (privk b) (privk a))-  (uniq-gen x y)-  (uniq-orig n)-  (operation encryption-test (displaced 1 2 resp 4)-    (enc n (exp (gen) (mul x y-0))) (0 3))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (send (enc (exp (gen) y) (pubk b)))-      (recv (enc n (exp (gen) (mul x y)))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (recv (enc (exp (gen) y) (pubk b)))-      (send (enc n (exp (gen) (mul x y))))))-  (label 9)-  (parent 3)-  (unrealized (1 2))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (x y expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 (exp (gen) y)) (x x))-  (defstrand 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x y)))-  (deflistener (cat (exp (gen) y-0) (mul x y (rec y-0))))-  (defstrand resp 2 (b b-0) (a a-0) (h1 h1) (y y-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((1 1) (3 0)) ((2 1) (0 3))-    ((3 1) (2 0)) ((4 1) (3 0)))-  (absent (y-0 h1) (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (3 0))-  (uniq-gen x y y-0)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (3 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (send (enc (exp (gen) y) (pubk b)))-      (recv (enc n (exp (gen) (mul x y)))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))-    ((recv (cat (exp (gen) y-0) (mul x y (rec y-0))))-      (send (cat (exp (gen) y-0) (mul x y (rec y-0)))))-    ((recv (enc h1 a-0 (pubk b-0)))-      (send (enc h1 (exp (gen) y-0) b-0 (pubk a-0)))))-  (label 28)-  (parent 19)-  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y))))-  (label 29)-  (parent 19)-  (unrealized (3 0))-  (comment "empty cohort"))--(defskeleton dhnsl-  (vars (n text) (a b a-0 b-0 name) (x y x-0 expn))-  (defstrand init 5 (n n) (a a) (b b) (h2 (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (a a) (h1 (exp (gen) x)) (y y))-  (deflistener (exp (gen) (mul x y)))-  (deflistener (cat (exp (gen) x-0) (mul x y (rec x-0))))-  (defstrand init 1 (a a-0) (b b-0) (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((1 1) (3 0)) ((2 1) (0 3))-    ((3 1) (2 0)) ((4 0) (3 0)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (3 0))-  (uniq-gen x y x-0)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))-  (traces-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (send (enc (exp (gen) y) (pubk b)))-      (recv (enc n (exp (gen) (mul x y)))) (send n))-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a))))-    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(recv n)))-  (label 33)-  (unrealized (0 2) (0 4))-  (origs (n (0 3)))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton dhnsl-  (vars (n text) (a b name) (y x expn))-  (defstrand resp 5 (n n) (b b) (a a) (h1 (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b) (h2 (exp (gen) y)) (x x))-  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-strand init 3) (exp (gen) y) (0 2)-    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-  (traces-    ((recv (enc (exp (gen) x) a (pubk b)))-      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (recv (enc (exp (gen) y) (pubk b)))-      (send (enc n (exp (gen) (mul y x)))) (recv n))-    ((send (enc (exp (gen) x) a (pubk b)))-      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))-      (send (enc (exp (gen) y) (pubk b)))))-  (label 34)-  (parent 33)-  (unrealized (0 4))-  (comment "3 in cohort - 3 not yet 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name) (y expt) (x rndx))+  (defstrand init 5 (n n) (a a) (b b) (y y) (x x))+  (non-orig (privk a) (privk b))+  (uniq-gen x)+  (comment "Initiator point-of-view")+  (traces+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))+      (recv (enc n (exp (gen) (mul y x)))) (send n)))+  (label 0)+  (unrealized (0 1) (0 3))+  (origs)+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y expt) (y-0 x rndx))+  (defstrand init 5 (n n) (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y-0))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (absent (y-0 (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y-0 x)+  (operation nonce-test (added-strand resp 2) (exp (gen) x) (0 1)+    (enc (exp (gen) x) a (pubk b)))+  (traces+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) 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2)+  (parent 0)+  (unrealized (1 0))+  (comment "4 in cohort - 4 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (x y rndx))+  (defstrand init 5 (n n) (a a) (b b) (y y) (x x))+  (defstrand resp 2 (b b) (a a) (x x) (y y))+  (precedes ((0 0) (1 0)) ((1 1) (0 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (operation nonce-test (contracted (y-0 y) (y-1 y)) (exp (gen) x) (0 1)+    (enc (exp (gen) x) a (pubk b))+    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+  (traces+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))+      (recv (enc n (exp (gen) (mul x y)))) (send n))+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))))+  (label 3)+  (parent 1)+  (unrealized (0 3))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y expt) (y-0 x rndx) (w expt))+  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left to do")++(defprotocol dhnsl diffie-hellman+  (defrole resp+    (vars (b a name) (x expt) (y rndx) (n text))+    (trace (recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    (uniq-orig n)+    (uniq-gen y)+    (absent (y (exp (gen) x)))+    (comment "Y should be assumed to be freshly chosen per role"))+  (defrole init+    (vars (a b name) (y expt) (x rndx) (n text))+    (trace (send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    (uniq-gen x)+    (comment "X should be assumed to be freshly chosen per role"))+  (comment+    "Needham-Schroeder-Lowe DH challenge/responses in place of nonces"))++(defskeleton dhnsl+  (vars (n text) (a b name) (x expt) (y rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (uniq-orig n)+  (comment "Responder point-of-view")+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n)))+  (label 33)+  (unrealized (0 2) (0 4))+  (origs (n (0 3)))+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (added-strand init 3) (exp (gen) y) (0 2)+    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))))+  (label 34)+  (parent 33)+  (unrealized (0 4))+  (comment "3 in cohort - 3 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (x expt) (y rndx) (w expt))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) (mul y (rec w))) w))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (uniq-orig n)+  (precur (1 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul y (rec w))) w)) (exp (gen) y)+    (0 2) (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (exp (gen) (mul y (rec w))) w))+      (send (cat (exp (gen) (mul y (rec w))) w))))+  (label 35)+  (parent 33)+  (unrealized (1 0))+  (comment "4 in cohort - 4 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 5 (n n) (a a) (b b) (y y) (x x))+  (precedes ((0 1) (1 1)) ((0 3) (1 3)) ((1 0) (0 0)) ((1 2) (0 2))+    ((1 4) (0 4)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (displaced 1 2 init 5) n (0 4)+    (enc n (exp (gen) (mul y x-0))))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))+      (recv (enc n (exp (gen) (mul y x)))) (send n)))+  (label 36)+  (parent 34)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (x x) (y y) (n n))))+  (origs (n (0 3))))++(defskeleton dhnsl+  (vars (n text) (a b a-0 b-0 name) (y x x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-0) (y (mul y x (rec x-0)))+    (x x-0))+  (precedes ((0 1) (1 1)) ((0 1) (2 1)) ((0 3) (2 3)) ((1 0) (0 0))+    ((1 2) (0 2)) ((2 4) (0 4)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation nonce-test (added-strand init 5) n (0 4)+    (enc n (exp (gen) (mul y x))))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (recv+        (enc (exp (gen) x-0) (exp (gen) (mul y x (rec x-0))) b-0+          (pubk a-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) (pubk b-0)))+      (recv (enc n (exp (gen) (mul y x)))) (send n)))+  (label 37)+  (parent 34)+  (unrealized (2 1))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (deflistener (exp (gen) (mul y x)))+  (precedes ((0 1) (1 1)) ((0 1) (2 0)) ((1 0) (0 0)) ((1 2) (0 2))+    ((2 1) (0 4)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (added-listener (exp (gen) (mul y x))) n (0 4)+    (enc n (exp (gen) (mul y x))))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x)))))+  (label 38)+  (parent 34)+  (unrealized (2 0))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (x expt) (y rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (gen) y))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (uniq-orig n)+  (precur (1 0))+  (operation nonce-test (contracted (y-0 y) (w y)) (gen) (1 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (gen) y)) (send (cat (gen) y))))+  (label 39)+  (parent 35)+  (unrealized (1 0))+  (comment "empty cohort"))++(defskeleton dhnsl+  (vars (n text) (a b name) (x expt) (y rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (1 0))+  (uniq-gen y)+  (uniq-orig n)+  (operation nonce-test (displaced 2 0 resp 2) (exp (gen) y-0) (1 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one)))))+  (label 40)+  (parent 35)+  (unrealized (1 0))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b b-0 a-0 name) (x x-0 expt) (y y-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y-0) (mul y (rec y-0))))+  (defstrand resp 2 (b b-0) (a a-0) (x x-0) (y y-0))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)) ((2 1) (1 0)))+  (absent (y-0 (exp (gen) x-0)) (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (1 0))+  (uniq-gen y y-0)+  (uniq-orig n)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (exp (gen) y-0) (mul y (rec y-0))))+      (send (cat (exp (gen) y-0) (mul y (rec y-0)))))+    ((recv (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (send (enc (exp (gen) x-0) (exp (gen) y-0) b-0 (pubk a-0)))))+  (label 41)+  (parent 35)+  (unrealized (0 2) (0 4) (1 0))+  (comment "empty cohort"))++(defskeleton dhnsl+  (vars (n text) (a b a-0 b-0 name) (x expt) (y x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) x-0) (mul y (rec x-0))))+  (defstrand init 1 (a a-0) (b b-0) (x x-0))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)) ((2 0) (1 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (1 0))+  (uniq-gen y x-0)+  (uniq-orig n)+  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (exp (gen) x-0) (mul y (rec x-0))))+      (send (cat (exp (gen) x-0) (mul y (rec x-0)))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))))+  (label 42)+  (parent 35)+  (unrealized (0 2) (0 4) (1 0))+  (comment "empty cohort"))++(defskeleton dhnsl+  (vars (n text) (a b a-0 b-0 name) (y x x-0 rndx) (w expt))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-0) (y (mul y x (rec x-0)))+    (x x-0))+  (deflistener (cat (exp (gen) (mul y x (rec x-0) (rec w))) w))+  (precedes ((0 1) (1 1)) ((0 1) (3 0)) ((0 3) (2 3)) ((1 0) (0 0))+    ((1 2) (0 2)) ((2 0) (3 0)) ((2 4) (0 4)) ((3 1) (2 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (precur (3 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul y x (rec x-0) (rec w))) w))+    (exp (gen) (mul y x (rec x-0))) (2 1))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (recv+        (enc (exp (gen) x-0) (exp (gen) (mul y x (rec x-0))) b-0+          (pubk a-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) (pubk b-0)))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    ((recv (cat (exp (gen) (mul y x (rec x-0) (rec w))) w))+      (send (cat (exp (gen) (mul y x (rec x-0) (rec w))) w))))+  (label 43)+  (parent 37)+  (unrealized (3 0))+  (comment "6 in cohort - 6 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y x rndx) (w expt))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) (mul y x (rec w))) w))+  (precedes ((0 1) (1 1)) ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2))+    ((2 1) (0 4)) ((3 1) (2 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (uniq-orig n)+  (precur (3 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul y x (rec w))) w))+    (exp (gen) (mul y x)) (2 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (exp (gen) (mul y x (rec w))) w))+      (send (cat (exp (gen) (mul y x (rec w))) w))))+  (label 44)+  (parent 38)+  (unrealized (3 0))+  (comment "5 in cohort - 5 not yet seen"))++(defskeleton dhnsl+  (vars (n text) (a b name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (precedes ((0 1) (2 1)) ((1 1) (0 2)) ((2 0) (0 0)) ((2 2) (1 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (1 0))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (added-strand init 3) (exp (gen) y) (1 0)+    (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b)))))+  (label 45)+  (parent 40)+  (unrealized (0 4) (1 0))+  (comment "empty cohort"))++(defskeleton dhnsl+  (vars (n text) (a b a-0 b-0 name) (y x x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (defstrand init 3 (a a) (b b) (y y) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-0) (y (mul y x (rec x-0)))+    (x x-0))+  (deflistener (cat (gen) (mul y x (rec x-0))))+  (precedes ((0 1) (1 1)) ((0 1) (3 0)) ((0 3) (2 3)) ((1 0) (0 0))+    ((1 2) (0 2)) ((2 0) (3 0)) ((2 4) (0 4)) ((3 1) (2 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (precur (3 0))+  (operation nonce-test+    (contracted (y-0 y) (x-1 x) (x-2 x-0) (w (mul y x (rec x-0)))) (gen)+    (3 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((send (enc (exp (gen) x) a (pubk b)))+      (recv (enc (exp (gen) x) (exp (gen) y) b (pubk a)))+      (send (enc (exp (gen) y) (pubk b))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-0)))+      (recv+        (enc (exp (gen) x-0) (exp (gen) (mul y x (rec x-0))) b-0+          (pubk a-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) (pubk b-0)))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    ((recv (cat (gen) (mul y x (rec x-0))))+      (send (cat (gen) (mul y x (rec x-0))))))+  (label 46)+  (parent 43)+  (unrealized (2 1) (3 0))+  (comment "empty cohort"))++(defskeleton dhnsl+  (vars (n text) (a b a-0 b-0 name) (x x-0 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(enc (exp (gen) x) (exp (gen) y-0) (pubk a-1)))))+  (label 124)+  (parent 120)+  (unrealized (3 1) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 a-0 b-1 name) (y x x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x-0) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x-0))+  (defstrand init 5 (n n) (a a-0) (b b-1) (y (mul y (rec x) x-0)) (x x))+  (deflistener (cat (exp (gen) x-0) (mul y (rec x))))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((0 3) (3 3)) ((1 1) (0 2))+    ((2 0) (0 0)) ((2 2) (1 0)) ((3 0) (4 0)) ((3 4) (0 4))+    ((4 1) (3 1)))+  (absent (y (exp (gen) x-0)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation nonce-test (displaced 5 2 init 1) (exp (gen) x-1) (4 0))+  (traces+    ((recv (enc (exp (gen) x-0) a (pubk b)))+      (send (enc (exp (gen) x-0) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x-0)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x-0) a (pubk b-0)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((send (enc (exp (gen) x) a-0 (pubk b-1)))+      (recv+        (enc (exp (gen) x) (exp (gen) (mul y (rec x) x-0)) (pubk a-0)))+      (send (enc (exp (gen) (mul y (rec x) x-0)) (pubk b-1)))+      (recv (enc n (exp (gen) (mul y x-0)))) (send n))+    ((recv (cat (exp (gen) x-0) (mul y (rec x))))+      (send (cat (exp (gen) x-0) (mul y (rec x))))))+  (label 125)+  (parent 120)+  (unrealized (3 1) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 a-0 b-1 name) (y x x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-1) (y (mul y x (rec x-0)))+    (x x-0))+  (deflistener (cat (exp (gen) x-0) (mul y x (rec x-0) (rec x-0))))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((0 3) (3 3)) ((1 1) (0 2))+    ((2 0) (0 0)) ((2 2) (1 0)) ((3 0) (4 0)) ((3 4) (0 4))+    ((4 1) (3 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation nonce-test (displaced 5 3 init 1) (exp (gen) x-1) (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-1)))+      (recv+        (enc (exp (gen) x-0) (exp (gen) (mul y x (rec x-0)))+          (pubk a-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) (pubk b-1)))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    ((recv (cat (exp (gen) x-0) (mul y x (rec x-0) (rec x-0))))+      (send (cat (exp (gen) x-0) (mul y x (rec x-0) (rec x-0))))))+  (label 126)+  (parent 120)+  (unrealized (3 1) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 a-0 b-1 a-1 b-2 name) (y x x-0 x-1 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (defstrand init 5 (n n) (a a-0) (b b-1) (y (mul y x (rec x-0)))+    (x x-0))+  (deflistener (cat (exp (gen) x-1) (mul y x (rec x-0) (rec x-1))))+  (defstrand init 1 (a a-1) (b b-2) (x x-1))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((0 3) (3 3)) ((1 1) (0 2))+    ((2 0) (0 0)) ((2 2) (1 0)) ((3 0) (4 0)) ((3 4) (0 4))+    ((4 1) (3 1)) ((5 0) (4 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x x-0 x-1)+  (uniq-orig n)+  (operation nonce-test (added-strand init 1) (exp (gen) x-1) (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-1)))+      (recv+        (enc (exp (gen) x-0) (exp (gen) (mul y x (rec x-0)))+          (pubk a-0)))+      (send (enc (exp (gen) (mul y x (rec x-0))) (pubk b-1)))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    ((recv (cat (exp (gen) x-1) (mul y x (rec x-0) (rec x-1))))+      (send (cat (exp (gen) x-1) (mul y x (rec x-0) (rec x-1)))))+    ((send (enc (exp (gen) x-1) a-1 (pubk b-2)))))+  (label 127)+  (parent 120)+  (unrealized (3 1) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (gen) (mul y x)))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((1 1) (0 2)) ((2 0) (0 0))+    ((2 2) (1 0)) ((3 1) (0 4)) ((4 1) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (contracted (y-0 y) (x-0 x) (w (mul y x))) (gen)+    (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (gen) (mul y x))) (send (cat (gen) (mul y x)))))+  (label 128)+  (parent 121)+  (unrealized (3 0) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 name) (x y rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) y) x))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((1 1) (0 2)) ((2 0) (0 0))+    ((2 2) (1 0)) ((3 1) (0 4)) ((4 1) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen x y)+  (uniq-orig n)+  (operation nonce-test (displaced 5 0 resp 2) (exp (gen) y-0) (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))+    ((recv (cat (exp (gen) y) x)) (send (cat (exp (gen) y) x))))+  (label 129)+  (parent 121)+  (unrealized (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 b-1 a-0 name) (x expt) (y x-0 y-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x-0) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x-0))+  (deflistener (exp (gen) (mul y x-0)))+  (deflistener (cat (exp (gen) y-0) (mul y x-0 (rec y-0))))+  (defstrand resp 2 (b b-1) (a a-0) (x x) (y y-0))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((1 1) (0 2)) ((2 0) (0 0))+    ((2 2) (1 0)) ((3 1) (0 4)) ((4 1) (3 0)) ((5 1) (4 0)))+  (absent (y-0 (exp (gen) x)) (y (exp (gen) x-0)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x-0 y-0)+  (uniq-orig n)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (4 0))+  (traces+    ((recv (enc (exp (gen) x-0) a (pubk b)))+      (send (enc (exp (gen) x-0) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x-0)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x-0) a (pubk b-0)))+      (recv (enc (exp (gen) x-0) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((recv (exp (gen) (mul y x-0))) (send (exp (gen) (mul y x-0))))+    ((recv (cat (exp (gen) y-0) (mul y x-0 (rec y-0))))+      (send (cat (exp (gen) y-0) (mul y x-0 (rec y-0)))))+    ((recv (enc (exp (gen) x) a-0 (pubk b-1)))+      (send (enc (exp (gen) x) (exp (gen) y-0) (pubk a-0)))))+  (label 130)+  (parent 121)+  (unrealized (3 0) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 name) (y x rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) x) y))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((1 1) (0 2)) ((2 0) (0 0))+    ((2 2) (1 0)) ((3 1) (0 4)) ((4 1) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x)+  (uniq-orig n)+  (operation nonce-test (displaced 5 2 init 1) (exp (gen) x-0) (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (exp (gen) x) y)) (send (cat (exp (gen) x) y))))+  (label 131)+  (parent 121)+  (unrealized (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 a-0 b-1 name) (y x x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x))+  (deflistener (exp (gen) (mul y x)))+  (deflistener (cat (exp (gen) x-0) (mul y x (rec x-0))))+  (defstrand init 1 (a a-0) (b b-1) (x x-0))+  (precedes ((0 1) (2 1)) ((0 1) (4 0)) ((1 1) (0 2)) ((2 0) (0 0))+    ((2 2) (1 0)) ((3 1) (0 4)) ((4 1) (3 0)) ((5 0) (4 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (4 0) (1 0))+  (uniq-gen y x x-0)+  (uniq-orig n)+  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (4 0))+  (traces+    ((recv (enc (exp (gen) x) a (pubk b)))+      (send (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (recv (enc (exp (gen) y) (pubk b)))+      (send (enc n (exp (gen) (mul y x)))) (recv n))+    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))+    ((send (enc (exp (gen) x) a (pubk b-0)))+      (recv (enc (exp (gen) x) (exp (gen) y) (pubk a)))+      (send (enc (exp (gen) y) (pubk b-0))))+    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))+    ((recv (cat (exp (gen) x-0) (mul y x (rec x-0))))+      (send (cat (exp (gen) x-0) (mul y x (rec x-0)))))+    ((send (enc (exp (gen) x-0) a-0 (pubk b-1)))))+  (label 132)+  (parent 121)+  (unrealized (3 0) (4 0))+  (comment "empty cohort"))++(defskeleton dhns+  (vars (n text) (a b b-0 a-0 b-1 name) (x y x-0 rndx))+  (defstrand resp 5 (n n) (b b) (a a) (x x-0) (y y))+  (deflistener (cat (exp (gen) y) (one)))+  (defstrand init 3 (a a) (b b-0) (y y) (x x-0))+  (defstrand init 5 (n n) (a a-0) (b b-1) (y (mul (rec x) y x-0)) (x x))   (deflistener (cat (exp (gen) y) (mul (rec x) x-0)))   (precedes ((0 1) (2 1)) ((0 3) (3 3)) ((1 1) (0 2)) ((2 0) (0 0))     ((2 2) (1 0)) ((2 2) (4 0)) ((3 0) (4 0)) ((3 4) (0 4))
tst/enrich.tst view
@@ -1,6 +1,6 @@ (herald enrich) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from enrich.scm")  (defprotocol enrich basic
tst/envelope.tst view
@@ -1,6 +1,6 @@ (herald "Envelope Protocol" (bound 20)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from envelope.scm") (comment "Strand count bounded at 20") 
tst/ffgg.tst view
@@ -1,7 +1,7 @@ (herald "The ffgg Protocol"   (comment "From A Necessarily Parallel Attack by Jon K. Millen")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from ffgg.scm")  (defprotocol ffgg basic
tst/fnof_or.tst view
@@ -2,7 +2,7 @@   (comment     "Version using variables of sort mesg, with ltk function emulated.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from fnof_or.scm")  (defprotocol or basic
tst/fnof_test.tst view
@@ -1,7 +1,7 @@ (herald "Function constraint test protocol"   (comment "Skeletons 2, 4, and 7 should have no shapes.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from fnof_test.scm")  (defprotocol fnoftest basic
tst/fnof_woolam.tst view
@@ -1,6 +1,6 @@ (herald "Woo-Lam Protocol, using fnof to emulate ltk function") -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from fnof_woolam.scm")  (defprotocol woolam basic
tst/fnof_yahalom.tst view
@@ -2,7 +2,7 @@   "Yahalom Protocol with Forwarding Removed, using fnof to emulate ltk function"   (bound 12)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from fnof_yahalom.scm")  (defprotocol yahalom basic
tst/goals.tst view
@@ -1,6 +1,6 @@ (herald goals) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from goals.scm")  (defprotocol ns basic
tst/iadh_um.scm view
@@ -28,18 +28,18 @@  (defprotocol iadh-um diffie-hellman   (defrole participant-    (vars (l e expn) (hl he base) (self peer name) (key n data))+    (vars (l e rndx) (lp ep expt) (self peer name) (key n data))     (trace      (recv (enc "cert" (exp (gen) l) self (privk self)))-     (recv (enc "cert" hl peer (privk peer)))+     (recv (enc "cert" (exp (gen) lp) peer (privk peer)))      (send (exp (gen) e))-     (recv he)+     (recv (exp (gen) ep))      (send key))-    (fn-of (foo ((hash (exp hl l) (exp he e)) key)))+    (fn-of (foo ((hash (exp (gen) (mul l lp)) (exp (gen) (mul e ep))) key)))     (uniq-gen e)-    (neq (he (gen))))+    (neq (ep (one))))   (defrole ltx-gen-    (vars (self name) (l expn))+    (vars (self name) (l rndx))     (trace      (send (enc "cert" (exp (gen) l) self (privk self)))      (send l))@@ -51,7 +51,7 @@ ;; Implicit authentication: participants will agree on the resulting key ;; foo(key).  Therefore they should agree on the names A and B.  (defskeleton iadh-um-  (vars (key data) (eA lA eB lB expn) (A B C D name))+  (vars (key data) (eA lA eB lB rndx) (A B C D name))   (defstrand participant 5 (key key) (e eA) (l lA) (self A) (peer C))   (defstrand participant 5 (key key) (e eB) (l lB) (self B) (peer D))   (non-orig lA lB)@@ -62,10 +62,10 @@   ;; Security:  (defskeleton iadh-um-  (vars (e1 e2 l expn) (hl base) (A B name))-  (defstrand participant 5 (e e1) (l l) (he (exp (gen) e2)) (hl hl) (self A) (peer B))+  (vars (e1 e2 l rndx) (lp expt) (A B name))+  (defstrand participant 5 (e e1) (l l) (ep e2) (lp lp) (self A) (peer B))   (defstrand participant 3 (e e2))-  (deflistener (hash (exp hl l) (exp (gen) (mul e1 e2))))+  (deflistener (hash (exp (gen) (mul l lp)) (exp (gen) (mul e1 e2))))   (non-orig (privk A) (privk B)) ) 
tst/iadh_um.tst view

file too large to diff

tst/injection.tst view
@@ -2,7 +2,7 @@   (comment "This protocol contains a man-in-the-middle"     "attack discovered by Galvin Lowe.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from injection.scm")  (defprotocol ns diffie-hellman
tst/kerb.scm view
@@ -42,7 +42,7 @@   (non-orig (ltk a s) (ltk b s))   (uniq-orig m)) -; This version of the protocol is not modeled properly, with a generic variable (ticket)+; This version of the protocol is modeled properly, with a generic variable (ticket) (defprotocol kerb-flawed2 basic   (defrole init     (vars (a b s name) (ticket mesg) (m n text) (k skey))
tst/kerb.tst view
@@ -1,4 +1,4 @@-(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from kerb.scm")  (defprotocol kerb-flawed basic
tst/kerberos++.tst view
@@ -1,4 +1,4 @@-(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from kerberos++.scm")  (defprotocol kerberos basic
tst/lt_test.tst view
@@ -2,7 +2,7 @@   (comment "First and third skeletons should have a shape,"     "second and fourth should be dead.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from lt_test.scm")  (defprotocol lttest basic
tst/neq_test.tst view
@@ -2,7 +2,7 @@   (comment "First skeleton should have a shape,"     "second, and hird should be dead.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from neq_test.scm")  (defprotocol neqtest basic
tst/ns.tst view
@@ -2,7 +2,7 @@   (comment "This protocol contains a man-in-the-middle"     "attack discovered by Galvin Lowe.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from ns.scm")  (defprotocol ns basic
tst/or.tst view
@@ -1,7 +1,7 @@ (herald "Otway-Rees Protocol"   (comment "Standard version using variables of sort mesg")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from or.scm")  (defprotocol or basic
tst/owang.tst view
@@ -1,4 +1,4 @@-(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from owang.scm")  (defprotocol wang basic
tst/owat.tst view
@@ -1,7 +1,7 @@ (herald "One-way Authentication Test with bltk keys"   (algebra diffie-hellman) (bound 12)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from owat.scm")  (defprotocol owa diffie-hellman
tst/pkinit.tst view
@@ -1,6 +1,6 @@ (herald "Kerberos PKINIT") -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from pkinit.scm")  (defprotocol pkinit-flawed basic
tst/plaindh.scm view
@@ -4,18 +4,18 @@  (defprotocol plaindh diffie-hellman   (defrole init-    (vars (x expn) (h base) (n text))+    (vars (x rndx) (y expt) (n text))     (trace (send (exp (gen) x))-           (recv h)-           (send (enc n (exp h x)))+           (recv (exp (gen) y))+           (send (enc n (exp (gen) (mul x y))))            (recv n))     (uniq-orig n)     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h)+    (vars (y rndx) (x expt) (n text))+    (trace (recv (exp (gen) x))            (send (exp (gen) y))-           (recv (enc n (exp h y)))+           (recv (enc n (exp (gen) (mul x y))))            (send n))     (uniq-gen y))   (comment "Diffie-hellman key exchange followed by an encryption"))
tst/plaindh.tst view
@@ -1,6254 +1,36 @@ (herald "Plain diffie-hellman protocol with challenge-response"   (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from plaindh.scm")--(defprotocol plaindh diffie-hellman-  (defrole init-    (vars (x expn) (h base) (n text))-    (trace (send (exp (gen) x)) (recv h) (send (enc n (exp h x)))-      (recv n))-    (uniq-orig n)-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (n text))-    (trace (recv h) (send (exp (gen) y)) (recv (enc n (exp h y)))-      (send n))-    (uniq-gen y)-    (absent (y h)))-  (comment "Diffie-hellman key exchange followed by an encryption"))--(defskeleton plaindh-  (vars (n text) (h base) (x expn))-  (defstrand init 4 (n n) (h h) (x x))-  (uniq-gen x)-  (uniq-orig n)-  (traces-    ((send (exp (gen) x)) (recv h) (send (enc n (exp h x))) (recv n)))-  (label 0)-  (unrealized (0 3))-  (origs (n (0 2)))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp h y)) (x x))-  (defstrand resp 4 (n n) (h (exp h x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (exp h x)))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 4) n (0 3)-    (enc n (exp h (mul x y))))-  (traces-    ((send (exp (gen) x)) (recv (exp h y))-      (send (enc n (exp h (mul x y)))) (recv n))-    ((recv (exp h x)) (send (exp (gen) y))-      (recv (enc n (exp h (mul x y)))) (send n)))-  (label 1)-  (parent 0)-  (unrealized (0 1) (1 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x expn))-  (defstrand init 4 (n n) (h h) (x x))-  (deflistener (exp h x))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (added-listener (exp h x)) n (0 3)-    (enc n (exp h x)))-  (traces-    ((send (exp (gen) x)) (recv h) (send (enc n (exp h x))) (recv n))-    ((recv (exp h x)) (send (exp h x))))-  (label 2)-  (parent 0)-  (unrealized (1 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (gen)))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))) (recv n))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y)))-      (send n)))-  (label 3)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3)))-  (absent (y (exp (gen) x)))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) y))-      (send (enc n (exp (gen) (mul y x)))) (recv n))-    ((recv (exp (gen) x)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x)))) (send n)))-  (label 4)-  (parent 1)-  (unrealized)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 0) (1 0)))-  (absent (y (exp (gen) x-0)))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))) (recv n))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0)))) (send n))-    ((send (exp (gen) x-0))))-  (label 5)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))) (recv n))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))) (send n))-    ((recv h) (send (exp (gen) y-0))))-  (label 6)-  (parent 1)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp h y)) (x x))-  (defstrand resp 4 (n n) (h (exp h x)) (y y))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp h x)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp h y))-      (send (enc n (exp h (mul x y)))) (recv n))-    ((recv (exp h x)) (send (exp (gen) y))-      (recv (enc n (exp h (mul x y)))) (send n))-    ((recv (cat (exp h (mul x (rec w))) w))-      (send (cat (exp h (mul x (rec w))) w))))-  (label 7)-  (parent 1)-  (unrealized (0 1) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (rec x)))-      (send (enc n (gen))) (recv n)) ((recv (gen)) (send (gen))))-  (label 8)-  (parent 2)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x expn))-  (defstrand init 4 (n n) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)))-  (uniq-gen x)-  (uniq-orig n)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (gen)) (send (enc n (exp (gen) x)))-      (recv n)) ((recv (exp (gen) x)) (send (exp (gen) x))))-  (label 9)-  (parent 2)-  (unrealized)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)) ((2 0) (0 1)) ((2 0) (1 0)))-  (uniq-gen x x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) x-0)))-      (send (enc n (exp (gen) x-0))) (recv n))-    ((recv (exp (gen) x-0)) (send (exp (gen) x-0)))-    ((send (exp (gen) x-0))))-  (label 10)-  (parent 2)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x y expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (h h) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 3)) ((2 1) (0 1)) ((2 1) (1 0)))-  (absent (y h))-  (uniq-gen x y)-  (uniq-orig n)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))) (recv n))-    ((recv (exp (gen) y)) (send (exp (gen) y)))-    ((recv h) (send (exp (gen) y))))-  (label 11)-  (parent 2)-  (unrealized (0 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x expn) (w expr))-  (defstrand init 4 (n n) (h h) (x x))-  (deflistener (exp h x))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 3)) ((2 1) (1 0)))-  (uniq-gen x)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (traces-    ((send (exp (gen) x)) (recv h) (send (enc n (exp h x))) (recv n))-    ((recv (exp h x)) (send (exp h x)))-    ((recv (cat (exp h (mul x (rec w))) w))-      (send (cat (exp h (mul x (rec w))) w))))-  (label 12)-  (parent 2)-  (unrealized (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y))) (x x))-  (defstrand resp 4 (n n) (h (gen)) (y y))-  (deflistener (cat (exp (gen) (mul (rec x) y (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (2 0)) ((1 3) (0 3))-    ((2 1) (0 1)))-  (absent (y (gen)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y (rec w))) w))-    (exp (gen) (mul (rec x) y)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y)))-      (send (enc n (exp (gen) y))) (recv n))-    ((recv (gen)) (send (exp (gen) y)) (recv (enc n (exp (gen) y)))-      (send n))-    ((recv (cat (exp (gen) (mul (rec x) y (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y (rec w))) w))))-  (label 13)-  (parent 3)-  (unrealized (2 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton plaindh-  (vars (n text) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) y)) (x x))-  (absent (y (exp (gen) x)))-  (uniq-gen x)-  (uniq-orig n)-  (operation generalization deleted (1 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) y))-      (send (enc n (exp (gen) (mul y x)))) (recv n)))-  (label 14)-  (parent 4)-  (unrealized)-  (origs (n (0 2)))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y x-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) x-0)) (y y))-  (defstrand init 1 (x x-0))-  (deflistener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 0) (1 0)) ((3 1) (0 1)))-  (absent (y (exp (gen) x-0)))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-    (exp (gen) (mul (rec x) y x-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y x-0)))-      (send (enc n (exp (gen) (mul y x-0)))) (recv n))-    ((recv (exp (gen) x-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y x-0)))) (send n))-    ((send (exp (gen) x-0)))-    ((recv (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y x-0 (rec w))) w))))-  (label 15)-  (parent 5)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton plaindh-  (vars (n text) (h base) (x y y-0 expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y y-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) y-0)) (y y))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-  (precedes ((0 0) (1 0)) ((0 2) (1 2)) ((1 1) (3 0)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 1) (0 1)))-  (absent (y-0 h) (y (exp (gen) y-0)))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-    (exp (gen) (mul (rec x) y y-0)) (0 1))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y y-0)))-      (send (enc n (exp (gen) (mul y y-0)))) (recv n))-    ((recv (exp (gen) y-0)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y y-0)))) (send n))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))-      (send (cat (exp (gen) (mul (rec x) y y-0 (rec w))) w))))-  (label 16)-  (parent 6)-  (unrealized (3 0))-  (comment "6 in cohort - 6 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y expn) (w expr))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) w)) (y y))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (uniq-gen x y)-  (uniq-orig n)-  (precur (2 0))-  (operation nonce-test (contracted (h (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w)))-      (send (enc n (exp (gen) (mul y w)))) (recv n))-    ((recv (exp (gen) w)) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w)))) (send n))-    ((recv (cat (gen) w)) (send (cat (gen) w))))-  (label 17)-  (parent 7)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton plaindh-  (vars (n text) (y expn) (w expr) (x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y w))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x))) (y y))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)))-  (absent (y (exp (gen) (mul w x))))-  (precur (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul y w)))-      (send (enc n (exp (gen) (mul y w x)))) (recv n))-    ((recv (exp (gen) (mul w x))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x)))) (send n))-    ((recv (cat (exp (gen) x) w)) (send (cat (exp (gen) x) w))))-  (label 18)-  (parent 7)-  (unrealized)-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton plaindh-  (vars (n text) (x y expn) (w expr) (x-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul (rec x) y w x-0))) (x x))-  (defstrand resp 4 (n n) (h (exp (gen) (mul w x-0))) (y y))-  (deflistener (cat (exp (gen) x-0) w))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (2 0)) ((0 2) (1 2)) ((1 1) (0 1)) ((1 3) (0 3))-    ((2 1) (1 0)) ((3 0) (2 0)))-  (absent (y (exp (gen) (mul w x-0))))-  (precur (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul (rec x) y w x-0)))-      (send (enc n (exp (gen) (mul y w x-0)))) (recv n))-    ((recv (exp (gen) (mul w x-0))) (send (exp (gen) y))-      (recv (enc n (exp (gen) (mul y w x-0)))) (send n))-    ((recv (cat (exp (gen) x-0) w)) (send (cat (exp (gen) x-0) w)))-    ((send (exp (gen) x-0))))-  (label 19)-  (parent 7)-  (unrealized (0 1))-  (comment "2 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(deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) x-0) (mul w (rec x-0))))-  (defstrand init 1 (x x-0))-  (deflistener x-0)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 0) (2 0))-    ((5 0) (6 0)) ((6 1) (4 0)))-  (absent (x-0 (mul x (rec y) w)) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y x-0)-  (uniq-orig n)-  (operation nonce-test (added-listener x-0) (mul w (rec x-0)) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) w))-      (send (enc n (exp (gen) (mul x w)))) (recv n))-    ((recv (exp (gen) (mul x w))) (send (exp (gen) (mul x w))))-    ((recv (cat (exp (gen) y) (mul x (rec y) w)))-      (send (cat (exp (gen) y) (mul x (rec y) w))))-    ((recv h) (send (exp (gen) y)))-    ((recv (cat (exp (gen) x-0) (mul w (rec x-0))))-      (send (cat (exp (gen) x-0) (mul w (rec x-0)))))-    ((send (exp (gen) x-0))) ((recv x-0) (send x-0)))-  (label 227)-  (parent 187)-  (unrealized (2 0) (6 0))-  (comment "empty cohort"))--(defskeleton plaindh-  (vars (n text) (h base) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul y (rec x)))) (x x))-  (deflistener (exp (gen) y))-  (deflistener (cat (exp (gen) y) (one)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (rec x)))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (rec x) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul y (rec x))))-      (send (enc n (exp (gen) y))) (recv n))-    ((recv (exp (gen) y)) (send (exp (gen) y)))-    ((recv (cat (exp (gen) y) (one))) (send (cat (exp (gen) y) (one))))-    ((recv h) (send (exp (gen) y)))-    ((recv (cat (exp (gen) y) (rec x)))-      (send (cat (exp (gen) y) (rec x)))) ((recv x) (send x)))-  (label 228)-  (parent 188)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton plaindh-  (vars (n text) (h base) (w expr) (y x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (exp (gen) y) w))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y) (mul w (rec x))))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (5 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (4 0)))-  (absent (x w) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w (rec x)) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w y (rec x))))-      (send (enc n (exp (gen) (mul w y)))) (recv n))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w)))-    ((recv h) (send (exp (gen) y)))-    ((recv (cat (exp (gen) y) (mul w (rec x))))-      (send (cat (exp (gen) y) (mul w (rec x))))) ((recv x) (send x)))-  (label 229)-  (parent 189)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton plaindh-  (vars (n text) (h h-0 base) (y expn) (w expr) (y-0 x expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y-0 (rec x)))) (x x))-  (deflistener (exp (gen) (mul w y-0)))-  (deflistener (cat (exp (gen) y) (mul (rec y) w y-0)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec x))))-  (defstrand resp 2 (h h-0) (y y-0))-  (deflistener x)-  (precedes ((0 0) (2 0)) ((0 0) (6 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)) ((6 1) (4 0)))-  (absent (x (mul (rec y) w y-0)) (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen y y-0 x)-  (uniq-orig n)-  (operation nonce-test (added-listener x) (mul w (rec x)) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w y-0 (rec x))))-      (send (enc n (exp (gen) (mul w y-0)))) (recv n))-    ((recv (exp (gen) (mul w y-0))) (send (exp (gen) (mul w y-0))))-    ((recv (cat (exp (gen) y) (mul (rec y) w y-0)))-      (send (cat (exp (gen) y) (mul (rec y) w y-0))))-    ((recv h) (send (exp (gen) y)))-    ((recv (cat (exp (gen) y-0) (mul w (rec x))))-      (send (cat (exp (gen) y-0) (mul w (rec x)))))-    ((recv h-0) (send (exp (gen) y-0))) ((recv x) (send x)))-  (label 230)-  (parent 192)-  (unrealized (2 0) (6 0))-  (comment "empty cohort"))--(defskeleton plaindh-  (vars (n text) (h h-0 base) (x expn) (w expr) (y y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) (mul w y y-0))) (x x))-  (deflistener (exp (gen) (mul x w y y-0)))-  (deflistener (cat (exp (gen) y-0) (mul x w y)))-  (defstrand resp 2 (h h) (y y-0))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand resp 2 (h h-0) (y y))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (6 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (4 0)) ((6 1) (4 0)))-  (absent (y-0 (mul x w y)) (y h-0) (y-0 h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w y-0) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) (mul w y y-0)))-      (send (enc n (exp (gen) (mul x w y y-0)))) (recv n))-    ((recv (exp (gen) (mul x w y y-0)))-      (send (exp (gen) (mul x w y y-0))))-    ((recv (cat (exp (gen) y-0) (mul x w y)))-      (send (cat (exp (gen) y-0) (mul x w y))))-    ((recv h) (send (exp (gen) y-0)))-    ((recv (cat (exp (gen) y) (mul w y-0)))-      (send (cat (exp (gen) y) (mul w y-0))))-    ((recv h-0) (send (exp (gen) y))) ((recv y-0) (send y-0)))-  (label 231)-  (parent 193)-  (unrealized (1 0) (2 0) (6 0))-  (comment "empty cohort"))--(defskeleton plaindh-  (vars (n text) (h h-0 base) (x y expn) (w expr) (y-0 expn))-  (defstrand init 4 (n n) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul x w)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) w)))-  (defstrand resp 2 (h h) (y y))-  (deflistener (cat (exp (gen) y-0) (mul w (rec y-0))))-  (defstrand resp 2 (h h-0) (y y-0))-  (deflistener y-0)-  (precedes ((0 0) (2 0)) ((0 0) (4 0)) ((1 1) (0 3)) ((2 1) (1 0))-    ((3 1) (2 0)) ((3 1) (4 0)) ((4 1) (0 1)) ((5 1) (2 0))-    ((5 1) (6 0)) ((6 1) (4 0)))-  (absent (y-0 (mul x (rec y) w)) (y-0 h-0) (y h))-  (precur (4 0) (2 0))-  (uniq-gen x y y-0)-  (uniq-orig n)-  (operation nonce-test (added-listener y-0) (mul w (rec y-0)) (4 0))-  (traces-    ((send (exp (gen) x)) (recv (exp (gen) w))-      (send (enc n (exp (gen) (mul x w)))) (recv n))-    ((recv (exp (gen) (mul x w))) (send (exp (gen) (mul x w))))-    ((recv (cat (exp (gen) y) (mul x (rec y) w)))-      (send (cat (exp (gen) y) (mul x (rec y) w))))-    ((recv h) (send (exp (gen) y)))-    ((recv (cat (exp (gen) y-0) (mul w (rec y-0))))-      (send (cat (exp (gen) y-0) (mul w (rec y-0)))))-    ((recv h-0) (send (exp (gen) y-0))) ((recv y-0) (send y-0)))-  (label 232)-  (parent 194)-  (unrealized (2 0) (6 0))-  (comment "empty cohort"))+(comment "CPSA 3.5.0")+(comment "All input read from plaindh.scm")++(defprotocol plaindh diffie-hellman+  (defrole init+    (vars (x rndx) (y expt) (n text))+    (trace (send (exp (gen) x)) (recv (exp (gen) y))+      (send (enc n (exp (gen) (mul x y)))) (recv n))+    (uniq-orig n)+    (uniq-gen x))+  (defrole resp+    (vars (y rndx) (x expt) (n text))+    (trace (recv (exp (gen) x)) (send (exp (gen) y))+      (recv (enc n (exp (gen) (mul y x)))) (send n))+    (uniq-gen y)+    (absent (y (exp (gen) x))))+  (comment "Diffie-hellman key exchange followed by an encryption"))++(defskeleton plaindh+  (vars (n text) (x rndx) (y expt))+  (defstrand init 4 (n n) (x x) (y y))+  (uniq-gen x)+  (uniq-orig n)+  (traces+    ((send (exp (gen) x)) (recv (exp (gen) y))+      (send (enc n (exp (gen) (mul x y)))) (recv n)))+  (label 0)+  (unrealized)+  (shape)+  (maps ((0) ((x x) (y y) (n n))))+  (origs (n (0 2))))  (comment "Nothing left to do")
tst/priority_test.tst view
@@ -1,6 +1,6 @@ (herald "Receive priority test protocol") -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from priority_test.scm")  (defprotocol priority_test basic
tst/reflect.tst view
@@ -1,6 +1,6 @@ (herald reflect) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from reflect.scm")  (defprotocol reflect basic
tst/staticdh.scm view
@@ -3,7 +3,7 @@  (defprotocol staticdh diffie-hellman   (defrole init-    (vars (b ca name) (h base) (x expn) (n text))+    (vars (b ca name) (h base) (x rndx) (n text))     (trace        (recv (enc "cert" h b (privk ca)))        (send (enc n (exp h x)))@@ -11,14 +11,14 @@     (uniq-orig n)     (non-orig (privk ca) x))   (defrole resp-    (vars (a ca name) (h base) (y expn) (n text))+    (vars (a ca name) (h base) (y rndx) (n text))     (trace        (recv (enc "cert" h a (privk ca)))        (recv (enc n (exp h y)))        (send n))     (non-orig (privk ca) y))   (defrole ca-    (vars (p ca name) (x expn))+    (vars (p ca name) (x rndx))     (trace        (send (enc "cert" (exp (gen) x) p (privk ca))))     (non-orig x)@@ -32,7 +32,7 @@  (defprotocol staticdh1 diffie-hellman   (defrole init-    (vars (a b ca name) (h base) (x expn) (n text))+    (vars (a b ca name) (h base) (x rndx) (n text))     (trace        (recv (enc "cert" (exp (gen) x) a (privk ca)))        (recv (enc "cert" h b (privk ca)))@@ -42,7 +42,7 @@     (neq (a b))     (non-orig (privk ca)))   (defrole resp-    (vars (a b ca name) (h base) (y expn) (n text))+    (vars (a b ca name) (h base) (y rndx) (n text))     (trace        (recv (enc "cert" h a (privk ca)))        (recv (enc "cert" (exp (gen) y) b (privk ca)))@@ -51,7 +51,7 @@     (neq (a b))     (non-orig (privk ca)))   (defrole ca-    (vars (p ca name) (x expn) (n text))+    (vars (p ca name) (x rndx) (n text))     (trace        (send (enc "cert" (exp (gen) x) p (privk ca))))     (non-orig x)
tst/staticdh.tst view
@@ -1,11 +1,11 @@ (herald "Static DH key exchange" (algebra diffie-hellman)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from staticdh.scm")  (defprotocol staticdh1 diffie-hellman   (defrole init-    (vars (a b ca name) (h base) (x expn) (n text))+    (vars (a b ca name) (h base) (x rndx) (n text))     (trace (recv (enc "cert" (exp (gen) x) a (privk ca)))       (recv (enc "cert" h b (privk ca))) (send (enc n (exp h x)))       (recv n))@@ -13,20 +13,20 @@     (uniq-orig n)     (neq (a b)))   (defrole resp-    (vars (a b ca name) (h base) (y expn) (n text))+    (vars (a b ca name) (h base) (y rndx) (n text))     (trace (recv (enc "cert" h a (privk ca)))       (recv (enc "cert" (exp (gen) y) b (privk ca)))       (recv (enc n (exp h y))) (send n))     (non-orig (privk ca))     (neq (a b)))   (defrole ca-    (vars (p ca name) (x expn))+    (vars (p ca name) (x rndx))     (trace (send (enc "cert" (exp (gen) x) p (privk ca))))     (non-orig x)     (fn-of (owner-of (p x)))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (h base) (x expn))+  (vars (n text) (a b ca name) (h base) (x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h h) (x x))   (neq (a b))   (non-orig (privk ca))@@ -41,7 +41,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (h base) (x expn))+  (vars (n text) (a b ca name) (h base) (x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h h) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (precedes ((1 0) (0 0)))@@ -61,7 +61,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -84,7 +84,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca a-0 b-0 ca-0 name) (x x-0 y expn))+  (vars (n text) (a b ca a-0 b-0 ca-0 name) (x x-0 y rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -113,7 +113,7 @@   (comment "4 in cohort - 4 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -138,7 +138,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca b-0 name) (y x expn))+  (vars (n text) (a b ca b-0 name) (y x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x y))   (defstrand ca 1 (p a) (ca ca) (x y))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -166,7 +166,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca b-0 ca-0 name) (y x expn))+  (vars (n text) (a b ca b-0 ca-0 name) (y x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x y))   (defstrand ca 1 (p a) (ca ca) (x y))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -197,7 +197,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca b-0 name) (y x expn))+  (vars (n text) (a b ca b-0 name) (y x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x y))@@ -225,7 +225,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca b-0 ca-0 name) (y x expn))+  (vars (n text) (a b ca b-0 ca-0 name) (y x rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) y)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x y))@@ -256,7 +256,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn) (w expr))+  (vars (n text) (a b ca name) (x x-0 rndx) (w expt))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -286,7 +286,7 @@   (comment "2 in cohort - 2 not yet seen"))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x x-0))   (defstrand ca 1 (p a) (ca ca) (x x-0))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -316,7 +316,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x x-0))   (defstrand ca 1 (p a) (ca ca) (x x-0))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -348,7 +348,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x x-0))   (defstrand ca 1 (p a) (ca ca) (x x-0))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -380,7 +380,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca ca-0 name) (x x-0 expn))+  (vars (n text) (a b ca ca-0 name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x)) (x x-0))   (defstrand ca 1 (p a) (ca ca) (x x-0))   (defstrand ca 1 (p b) (ca ca) (x x))@@ -415,7 +415,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -445,7 +445,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -477,7 +477,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -509,7 +509,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca ca-0 name) (x x-0 expn))+  (vars (n text) (a b ca ca-0 name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -544,7 +544,7 @@   (origs (n (0 2))))  (defskeleton staticdh1-  (vars (n text) (a b ca name) (x x-0 expn))+  (vars (n text) (a b ca name) (x x-0 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))@@ -572,7 +572,7 @@   (comment "empty cohort"))  (defskeleton staticdh1-  (vars (n text) (a b ca p ca-0 name) (x x-0 x-1 expn))+  (vars (n text) (a b ca p ca-0 name) (x x-0 x-1 rndx))   (defstrand init 4 (n n) (a a) (b b) (ca ca) (h (exp (gen) x-0)) (x x))   (defstrand ca 1 (p a) (ca ca) (x x))   (defstrand ca 1 (p b) (ca ca) (x x-0))
tst/station.scm view
@@ -14,18 +14,20 @@  (defprotocol station-to-station diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-     (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))+     (recv (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x)))))+     (send (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-     (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))+     (recv (exp (gen) x))+     (send (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y)))))+     (recv (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))))     (uniq-gen y)) ) @@ -43,31 +45,35 @@  (defprotocol station-weak diffie-hellman   (defrole weak-init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-     (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-  )+     (recv (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul y x)))))+     (send (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul y x)))))+					;(uniq-gen x)+    )   (defrole weak-resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (cat (exp (gen) y) (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-     (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (absent (y h))+     (recv (exp (gen) x))+     (send (cat (exp (gen) y)+		(enc (enc (exp (gen) y) (exp (gen) x) (privk b)) (exp (gen) (mul x y)))))+     (recv (enc (enc (exp (gen) x) (exp (gen) y) (privk a)) (exp (gen) (mul x y)))))+					;    (uniq-gen y)+     (absent (y (exp (gen) x)))     ) )  (defskeleton station-weak-  (vars (a b name) (x expn))+  (vars (a b name) (x rndx))   (defstrand weak-init 3 (a a) (b b) (x x))   (uniq-gen x)   (non-orig (privk b) (privk a)) )  (defskeleton station-weak-  (vars (a b name) (y expn))+  (vars (a b name) (y rndx))   (defstrand weak-resp 3 (a a) (b b) (y y))   (uniq-gen y)   (non-orig (privk a) (privk b))
tst/station.tst view
@@ -1,5262 +1,980 @@ (herald "Station-to-station protocol" (algebra diffie-hellman)) -(comment "CPSA 3.4.0")-(comment "All input read from station.scm")--(defprotocol station-to-station diffie-hellman-  (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    (uniq-gen x))-  (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (uniq-gen y)-    (absent (y h))))--(defskeleton station-to-station-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (traces-    ((send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x)))))-  (label 0)-  (unrealized (0 1))-  (origs)-  (comment "3 in cohort - 3 not yet seen"))--(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (precedes ((0 0) (1 1)) ((1 2) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (operation encryption-test (added-strand init 3)-    (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-      (exp (gen) (mul x x-0))) (0 1))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) x-0)-          (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) x-0) (privk a))-          (exp (gen) (mul x x-0)))))-    ((send (exp (gen) x-0))-      (recv-        (cat (exp (gen) x)-          (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-0))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-          (exp (gen) (mul x x-0))))))-  (label 1)-  (parent 0)-  (unrealized (1 1))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation encryption-test (added-strand resp 2)-    (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-      (exp (gen) (mul x y))) (0 1))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-            (exp (gen) (mul x y)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-          (exp (gen) (mul x y)))))-    ((recv (exp (gen) x))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-            (exp (gen) (mul x y)))))))-  (label 2)-  (parent 0)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))-  (origs))--(defskeleton station-to-station-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))-  (deflistener (exp h x))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation encryption-test (added-listener (exp h x))-    (enc (enc h (exp (gen) x) (privk b)) (exp h x)) (0 1))-  (traces-    ((send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    ((recv (exp h x)) (send (exp h x))))-  (label 3)-  (parent 0)-  (unrealized (0 1) (1 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (deflistener (exp (gen) (mul x x-0)))-  (precedes ((0 0) (2 0)) ((1 0) (2 0)) ((1 2) (0 1)) ((2 1) (1 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (operation encryption-test (added-listener (exp (gen) (mul x x-0)))-    (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-0))-      (exp (gen) (mul x x-0))) (1 1))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) x-0)-          (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) x-0) (privk a))-          (exp (gen) (mul x x-0)))))-    ((send (exp (gen) x-0))-      (recv-        (cat (exp (gen) x)-          (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-0))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-          (exp (gen) (mul x x-0)))))-    ((recv (exp (gen) (mul x x-0))) (send (exp (gen) (mul x x-0)))))-  (label 4)-  (parent 1)-  (unrealized (2 0))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton station-to-station-  (vars (a b name) (x expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (rec x))) (x x))-  (deflistener (gen))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation nonce-test (contracted (h (exp (gen) (rec x)))) (gen)-    (1 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) (rec x))-          (enc (enc (exp (gen) (rec x)) (exp (gen) x) (privk b))-            (gen))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) (rec x)) (privk a)) (gen))))-    ((recv (gen)) (send (gen))))-  (label 5)-  (parent 3)-  (unrealized (0 1))-  (comment "empty cohort"))--(defskeleton station-to-station-  (vars (a b name) (x expn))-  (defstrand init 3 (a a) (b b) (h (gen)) (x x))-  (deflistener (exp (gen) x))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (operation nonce-test (displaced 2 0 init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (gen)-          (enc (enc (gen) (exp (gen) x) (privk b)) (exp (gen) x))))-      (send (enc (enc (exp (gen) x) (gen) (privk a)) (exp (gen) x))))-    ((recv (exp (gen) x)) (send (exp (gen) x))))-  (label 6)-  (parent 3)-  (unrealized (0 1))-  (comment "empty cohort"))--(defskeleton station-to-station-  (vars (a b name) (x x-0 expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (mul (rec x) x-0))) (x x))-  (deflistener (exp (gen) x-0))-  (defstrand init 1 (x x-0))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 0) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (1 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) (mul (rec x) x-0))-          (enc-            (enc (exp (gen) (mul (rec x) x-0)) (exp (gen) x) (privk b))-            (exp (gen) x-0))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) (mul (rec x) x-0)) (privk a))-          (exp (gen) x-0))))-    ((recv (exp (gen) x-0)) (send (exp (gen) x-0)))-    ((send (exp (gen) x-0))))-  (label 7)-  (parent 3)-  (unrealized (0 1))-  (comment "empty cohort"))--(defskeleton station-to-station-  (vars (a b b-0 name) (h base) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (mul (rec x) y))) (x x))-  (deflistener (exp (gen) y))-  (defstrand resp 2 (b b-0) (h h) (y y))-  (precedes ((0 0) (1 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen x y)-  (operation nonce-test (added-strand resp 2) (exp (gen) y) (1 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) (mul (rec x) y))-          (enc (enc (exp (gen) (mul (rec x) y)) (exp (gen) x) (privk b))-            (exp (gen) y))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) (mul (rec x) y)) (privk a))-          (exp (gen) y)))) ((recv (exp (gen) y)) (send (exp (gen) y)))-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b-0)) (exp h y))))))-  (label 8)-  (parent 3)-  (unrealized (0 1))-  (comment "empty cohort"))--(defskeleton station-to-station-  (vars (a b name) (h base) (x expn) (w expr))-  (defstrand init 3 (a a) (b b) (h h) (x x))-  (deflistener (exp h x))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (traces-    ((send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    ((recv (exp h x)) (send (exp h x)))-    ((recv (cat (exp h (mul x (rec w))) w))-      (send (cat (exp h (mul x (rec w))) w))))-  (label 9)-  (parent 3)-  (unrealized (0 1) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton station-to-station-  (vars (a b b-0 name) (x x-0 expn) (w expr))-  (defstrand init 3 (a a) (b b) (h (exp (gen) x-0)) (x x))-  (defstrand init 3 (a b) (b b-0) (h (exp (gen) x)) (x x-0))-  (deflistener (exp (gen) (mul x x-0)))-  (deflistener (cat (exp (gen) (mul x x-0 (rec w))) w))-  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))-    ((3 1) (2 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x x-0)-  (precur (3 0))-  (operation nonce-test-    (added-listener (cat (exp (gen) (mul x x-0 (rec w))) w))-    (exp (gen) (mul x x-0)) (2 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) x-0)-          (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) x-0) (privk a))-          (exp (gen) (mul x x-0)))))-    ((send (exp (gen) x-0))-      (recv-        (cat (exp (gen) x)-          (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-0))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-          (exp (gen) (mul x x-0)))))-    ((recv (exp (gen) (mul x x-0))) (send (exp (gen) (mul x x-0))))-    ((recv (cat (exp (gen) (mul x x-0 (rec w))) w))-      (send (cat (exp (gen) (mul x x-0 (rec w))) w))))-  (label 10)-  (parent 4)-  (unrealized (3 0))-  (comment "5 in cohort - 5 not yet seen"))--(defskeleton station-to-station-  (vars (a b name) (x expn) (w expr))-  (defstrand init 3 (a a) (b b) (h (exp (gen) (mul (rec x) w))) (x x))-  (deflistener (exp (gen) w))-  (deflistener (cat (gen) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (precur (2 0))-  (operation nonce-test (contracted (h (exp (gen) (mul (rec x) w))))-    (gen) (2 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) (mul (rec x) w))-          (enc (enc (exp (gen) (mul (rec x) w)) (exp (gen) x) (privk b))-            (exp (gen) w))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) (mul (rec x) w)) (privk a))-          (exp (gen) w)))) ((recv (exp (gen) w)) (send (exp (gen) w)))-    ((recv (cat (gen) w)) (send (cat (gen) w))))-  (label 11)-  (parent 9)-  (unrealized (0 1))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton station-to-station-  (vars (a b name) (w expr) (x expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) w)) (x x))-  (deflistener (exp (gen) (mul w x)))-  (deflistener (cat (exp (gen) x) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation nonce-test (displaced 3 0 init 1) (exp (gen) x-0) (2 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) w)-          (enc (enc (exp (gen) w) (exp (gen) x) (privk b))-            (exp (gen) (mul w x)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) w) (privk a))-          (exp (gen) (mul w x)))))-    ((recv (exp (gen) (mul w 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(privk b-0)) (exp h y))))))-  (label 103)-  (parent 99)-  (unrealized (0 1))-  (comment "empty cohort"))--(defskeleton station-weak-  (vars (a b name) (h base) (x expn) (w expr))-  (defstrand weak-init 3 (a a) (b b) (h h) (x x))-  (deflistener (exp h x))-  (deflistener (cat (exp h (mul x (rec w))) w))-  (precedes ((0 0) (2 0)) ((1 1) (0 1)) ((2 1) (1 0)))-  (non-orig (privk a) (privk b))-  (uniq-gen x)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul x (rec w))) w))-    (exp h x) (1 0))-  (traces-    ((send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x))))-    ((recv (exp h x)) (send (exp h x)))-    ((recv (cat (exp h (mul x (rec w))) w))-      (send (cat (exp h (mul x (rec w))) w))))-  (label 104)-  (parent 99)-  (unrealized (0 1) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton station-weak-  (vars (a b name) (x expn) (w expr))-  (defstrand 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(mul x x-0))))-    ((recv (cat (exp (gen) y) (mul x (rec y) x-0)))-      (send (cat (exp (gen) y) (mul x (rec y) x-0))))-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b-0)) (exp h y)))))-    ((send (exp (gen) x-0))-      (recv-        (cat (exp (gen) x)-          (enc (enc (exp (gen) x) (exp (gen) x-0) (privk b-1))-            (exp (gen) (mul x x-0)))))-      (send-        (enc (enc (exp (gen) x-0) (exp (gen) x) (privk b))-          (exp (gen) (mul x x-0))))) ((recv x) (send x)))-  (label 125)-  (parent 116)-  (unrealized (5 0))-  (comment "empty cohort"))--(defskeleton station-weak-  (vars (a b b-0 name) (h base) (x y y-0 expn))-  (defstrand weak-init 3 (a a) (b b) (h (exp (gen) y-0)) (x x))-  (deflistener (exp (gen) (mul x y-0)))-  (deflistener (cat (exp (gen) y) (mul x (rec y) y-0)))-  (defstrand weak-resp 2 (b b-0) (h h) (y y))-  (defstrand weak-resp 2 (b b) (h (exp (gen) x)) (y y-0))-  (deflistener x)-  (precedes ((0 0) (4 0)) ((0 0) (5 0)) ((1 1) (0 1)) ((2 1) (1 0))-    ((3 1) (2 0)) ((4 1) (0 1)) ((5 1) (2 0)))-  (absent (y-0 (exp (gen) x)) (y h))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen x)-  (operation nonce-test (added-listener x) (mul x (rec y) y-0) (2 0))-  (traces-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) y-0)-          (enc (enc (exp (gen) y-0) (exp (gen) x) (privk b))-            (exp (gen) (mul x y-0)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) y-0) (privk a))-          (exp (gen) (mul x y-0)))))-    ((recv (exp (gen) (mul x y-0))) (send (exp (gen) (mul x y-0))))-    ((recv (cat (exp (gen) y) (mul x (rec y) y-0)))-      (send (cat (exp (gen) y) (mul x (rec y) y-0))))-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b-0)) (exp h y)))))-    ((recv (exp (gen) x))-      (send-        (cat (exp (gen) y-0)-          (enc (enc (exp (gen) y-0) (exp (gen) x) (privk b))-            (exp (gen) (mul x y-0)))))) ((recv x) (send x)))-  (label 126)-  (parent 118)-  (unrealized (5 0))-  (comment "empty cohort"))--(comment "Nothing left to do")--(defprotocol station-weak diffie-hellman-  (defrole weak-init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x))-      (recv (cat h (enc (enc h (exp (gen) x) (privk b)) (exp h x))))-      (send (enc (enc (exp (gen) x) h (privk a)) (exp h x)))))-  (defrole weak-resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    (absent (y h))))--(defskeleton station-weak-  (vars (a b name) (h base) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h h) (y y))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (traces-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y)))))-  (label 127)-  (unrealized (0 2))-  (origs)-  (comment "3 in cohort - 3 not yet seen"))--(defskeleton station-weak-  (vars (a b b-0 name) (y x expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand weak-init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))-  (precedes ((0 1) (1 1)) ((1 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (operation encryption-test (added-strand weak-init 3)-    (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-      (exp (gen) (mul y x))) (0 2))-  (traces-    ((recv (exp (gen) x))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-            (exp (gen) (mul y x)))))-      (recv-        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-          (exp (gen) (mul y x)))))-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))-            (exp (gen) (mul y x)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-          (exp (gen) (mul y x))))))-  (label 128)-  (parent 127)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) x)))))-  (origs))--(defskeleton station-weak-  (vars (a b name) (y y-0 expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) y-0)) (y y))-  (defstrand weak-resp 2 (b a) (h (exp (gen) y)) (y y-0))-  (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y-0 (exp (gen) y)) (y (exp (gen) y-0)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (operation encryption-test (added-strand weak-resp 2)-    (enc (enc (exp (gen) y-0) (exp (gen) y) (privk a))-      (exp (gen) (mul y y-0))) (0 2))-  (traces-    ((recv (exp (gen) y-0))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) y-0) (privk b))-            (exp (gen) (mul y y-0)))))-      (recv-        (enc (enc (exp (gen) y-0) (exp (gen) y) (privk a))-          (exp (gen) (mul y y-0)))))-    ((recv (exp (gen) y))-      (send-        (cat (exp (gen) y-0)-          (enc (enc (exp (gen) y-0) (exp (gen) y) (privk a))-            (exp (gen) (mul y y-0)))))))-  (label 129)-  (parent 127)-  (unrealized)-  (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) y-0)))))-  (origs))--(defskeleton station-weak-  (vars (a b name) (h base) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h h) (y y))-  (deflistener (exp h y))-  (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (operation encryption-test (added-listener (exp h y))-    (enc (enc h (exp (gen) y) (privk a)) (exp h y)) (0 2))-  (traces-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    ((recv (exp h y)) (send (exp h y))))-  (label 130)-  (parent 127)-  (unrealized (0 2) (1 0))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton station-weak-  (vars (a b name) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (gen)) (y y))-  (deflistener (exp (gen) y))-  (precedes ((0 1) (1 0)) ((1 1) (0 2)))-  (absent (y (gen)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (operation nonce-test (displaced 2 0 weak-resp 2) (exp (gen) y-0)-    (1 0))-  (traces-    ((recv (gen))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (gen) (privk b)) (exp (gen) y))))-      (recv (enc (enc (gen) (exp (gen) y) (privk a)) (exp (gen) y))))-    ((recv (exp (gen) y)) (send (exp (gen) y))))-  (label 131)-  (parent 130)-  (unrealized (0 2))-  (comment "empty cohort"))--(defskeleton station-weak-  (vars (a b name) (h base) (y expn) (w expr))-  (defstrand weak-resp 3 (a a) (b b) (h h) (y y))-  (deflistener (exp h y))-  (deflistener (cat (exp h (mul y (rec w))) w))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y h))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test (added-listener (cat (exp h (mul y (rec w))) w))-    (exp h y) (1 0))-  (traces-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b)) (exp h y))))-      (recv (enc (enc h (exp (gen) y) (privk a)) (exp h y))))-    ((recv (exp h y)) (send (exp h y)))-    ((recv (cat (exp h (mul y (rec w))) w))-      (send (cat (exp h (mul y (rec w))) w))))-  (label 132)-  (parent 130)-  (unrealized (0 2) (2 0))-  (comment "4 in cohort - 4 not yet seen"))--(defskeleton station-weak-  (vars (a b name) (w expr) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)))-  (absent (y (exp (gen) w)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test-    (contracted (y-0 y) (h (exp (gen) w)) (w (mul w y))) (gen) (2 0))-  (traces-    ((recv (exp (gen) w))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) w) (privk b))-            (exp (gen) (mul w y)))))-      (recv-        (enc (enc (exp (gen) w) (exp (gen) y) (privk a))-          (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (gen) (mul w y))) (send (cat (gen) (mul w y)))))-  (label 133)-  (parent 132)-  (unrealized (0 2) (2 0))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton station-weak-  (vars (a b name) (w expr) (x y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) (mul w x))) (y y))-  (deflistener (exp (gen) (mul w x y)))-  (deflistener (cat (exp (gen) x) (mul w y)))-  (defstrand weak-init 1 (x x))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 0) (2 0)))-  (absent (y (exp (gen) (mul w x))))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation nonce-test (added-strand weak-init 1) (exp (gen) x) (2 0))-  (traces-    ((recv (exp (gen) (mul w x)))-      (send-        (cat (exp (gen) y)- 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y)-          (enc (enc (exp (gen) y) (exp (gen) w) (privk b))-            (exp (gen) (mul w y)))))-      (recv-        (enc (enc (exp (gen) w) (exp (gen) y) (privk a))-          (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (exp (gen) y) w)) (send (cat (exp (gen) y) w))))-  (label 135)-  (parent 132)-  (unrealized (0 2))-  (comment "2 in cohort - 2 not yet seen"))--(defskeleton station-weak-  (vars (a b b-0 name) (h base) (w expr) (y y-0 expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) (mul w y))) (y y-0))-  (deflistener (exp (gen) (mul w y y-0)))-  (deflistener (cat (exp (gen) y) (mul w y-0)))-  (defstrand weak-resp 2 (b b-0) (h h) (y y))-  (precedes ((0 1) (2 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y h) (y-0 (exp (gen) (mul w y))))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y-0)-  (operation nonce-test (added-strand weak-resp 2) (exp (gen) y) (2 0))-  (traces-    ((recv (exp (gen) (mul w y)))-      (send-        (cat (exp (gen) y-0)-          (enc (enc (exp (gen) y-0) (exp (gen) (mul w y)) (privk b))-            (exp (gen) (mul w y y-0)))))-      (recv-        (enc (enc (exp (gen) (mul w y)) (exp (gen) y-0) (privk a))-          (exp (gen) (mul w y y-0)))))-    ((recv (exp (gen) (mul w y y-0))) (send (exp (gen) (mul w y y-0))))-    ((recv (cat (exp (gen) y) (mul w y-0)))-      (send (cat (exp (gen) y) (mul w y-0))))-    ((recv h)-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) h (privk b-0)) (exp h y))))))-  (label 136)-  (parent 132)-  (unrealized (0 2) (2 0))-  (comment "1 in cohort - 1 not yet seen"))--(defskeleton station-weak-  (vars (a b name) (w expr) (y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) w)) (y y))-  (deflistener (exp (gen) (mul w y)))-  (deflistener (cat (gen) (mul w y)))-  (deflistener y)-  (precedes ((0 1) (3 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 1) (2 0)))-  (absent (y (exp (gen) w)))-  (non-orig (privk a) (privk b))-  (uniq-gen y)-  (precur (2 0))-  (operation nonce-test (added-listener y) (mul w y) (2 0))-  (traces-    ((recv (exp (gen) w))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) w) (privk b))-            (exp (gen) (mul w y)))))-      (recv-        (enc (enc (exp (gen) w) (exp (gen) y) (privk a))-          (exp (gen) (mul w y)))))-    ((recv (exp (gen) (mul w y))) (send (exp (gen) (mul w y))))-    ((recv (cat (gen) (mul w y))) (send (cat (gen) (mul w y))))-    ((recv y) (send y)))-  (label 137)-  (parent 133)-  (unrealized (0 2) (3 0))-  (comment "empty cohort"))--(defskeleton station-weak-  (vars (a b name) (w expr) (x y expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) (mul w x))) (y y))-  (deflistener (exp (gen) (mul w x y)))-  (deflistener (cat (exp (gen) x) (mul w y)))-  (defstrand weak-init 1 (x x))-  (deflistener y)-  (precedes ((0 1) (4 0)) ((1 1) (0 2)) ((2 1) (1 0)) ((3 0) (2 0))-    ((4 1) (2 0)))-  (absent (y (exp (gen) (mul w x))))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation nonce-test (added-listener y) (mul w y) (2 0))-  (traces-    ((recv (exp (gen) (mul w x)))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) (mul w x)) (privk b))-            (exp (gen) (mul w x y)))))-      (recv-        (enc (enc (exp (gen) (mul w x)) (exp (gen) y) (privk a))-          (exp (gen) (mul w x y)))))-    ((recv (exp (gen) (mul w x y))) (send (exp (gen) (mul w x y))))-    ((recv (cat (exp (gen) x) (mul w y)))-      (send (cat (exp (gen) x) (mul w y)))) ((send (exp (gen) x)))-    ((recv y) (send y)))-  (label 138)-  (parent 134)-  (unrealized (0 2) (4 0))-  (comment "empty cohort"))--(defskeleton station-weak-  (vars (a b b-0 name) (y x expn))-  (defstrand weak-resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (deflistener (exp (gen) (mul y x)))-  (deflistener (cat (exp (gen) y) x))-  (defstrand weak-init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))-  (precedes ((0 1) (2 0)) ((0 1) (3 1)) ((1 1) (0 2)) ((2 1) (1 0))-    ((3 2) (0 2)))-  (absent (y (exp (gen) x)))-  (non-orig (privk a) (privk b))-  (precur (2 0))-  (uniq-gen y)-  (operation encryption-test (added-strand weak-init 3)-    (enc (exp (gen) x) (exp (gen) y) (privk a)) (0 2))-  (traces-    ((recv (exp (gen) x))-      (send-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))-            (exp (gen) (mul y x)))))-      (recv-        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-          (exp (gen) (mul y x)))))-    ((recv (exp (gen) (mul y x))) (send (exp (gen) (mul y x))))-    ((recv (cat (exp (gen) y) x)) (send (cat (exp (gen) y) x)))-    ((send (exp (gen) x))-      (recv-        (cat (exp (gen) y)-          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))-            (exp (gen) (mul y x)))))-      (send-        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))-          (exp (gen) (mul y x))))))-  (label 139)-  (parent 135)-  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(y x-0))+  (defstrand init 3 (a b) (b b-0) (x x-0) (y x-1))+  (deflistener (exp (gen) (mul x-0 x-1)))+  (deflistener (cat (exp (gen) y) (mul x-0 x-1 (rec y))))+  (defstrand resp 2 (b b-1) (y y) (x x))+  (precedes ((0 0) (3 0)) ((1 0) (3 0)) ((1 2) (0 1)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 1) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x-0 x-1 y)+  (operation nonce-test (added-strand resp 2) (exp (gen) y) (3 0))+  (traces+    ((send (exp (gen) x-1))+      (recv+        (cat (exp (gen) x-0)+          (enc (enc (exp (gen) x-0) (exp (gen) x-1) (privk b))+            (exp (gen) (mul x-0 x-1)))))+      (send+        (enc (enc (exp (gen) x-1) (exp (gen) x-0) (privk a))+          (exp (gen) (mul x-0 x-1)))))+    ((send (exp (gen) x-0))+      (recv+        (cat (exp (gen) x-1)+          (enc (enc (exp (gen) x-1) (exp (gen) x-0) (privk b-0))+            (exp (gen) (mul x-0 x-1)))))+      (send+        (enc (enc (exp (gen) x-0) (exp (gen) 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(send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (uniq-gen y)+    (absent (y (exp (gen) x)))))++(defskeleton station-to-station+  (vars (a b name) (y rndx) (x expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x))))))+  (label 10)+  (unrealized (0 2))+  (origs)+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+ 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3 (a a) (b b) (x x) (y y))+  (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y x)+  (operation encryption-test (displaced 2 0 resp 2)+    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+      (exp (gen) (mul y x))) (1 1))+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    ((send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x))))))+  (label 12)+  (parent 11)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y) (x x))))+  (origs))++(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (precedes ((0 1) (2 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (operation encryption-test (added-listener (exp (gen) (mul x y)))+    (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+      (exp (gen) (mul x y))) (1 1))+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y)))))+  (label 13)+  (parent 11)+  (unrealized (2 0))+  (comment "1 in cohort - 1 not yet seen"))++(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx) (w expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) (mul x y (rec w))) w))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (precur (3 0))+  (operation nonce-test+    (added-listener (cat (exp (gen) (mul x y (rec w))) w))+    (exp (gen) (mul x y)) (2 0))+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((recv (exp (gen) (mul x y))) (send (exp (gen) (mul x y))))+    ((recv (cat (exp (gen) (mul x y (rec w))) w))+      (send (cat (exp (gen) (mul x y (rec w))) w))))+  (label 14)+  (parent 13)+  (unrealized (3 0))+  (comment "5 in cohort - 5 not yet seen"))++(defskeleton station-to-station+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (gen) (mul x y)))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen x y)+  (precur (3 0))+  (operation nonce-test (contracted (x-0 x) (y-0 y) (w (mul x y))) 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cohort"))++(defskeleton station-to-station+  (vars (a b b-0 name) (x y x-0 rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))+  (deflistener (exp (gen) (mul x y)))+  (deflistener (cat (exp (gen) x-0) (mul x y (rec x-0))))+  (defstrand init 1 (x x-0))+  (precedes ((0 1) (3 0)) ((1 0) (0 0)) ((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 0) (3 0)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x y x-0)+  (operation nonce-test (added-strand init 1) (exp (gen) x-0) (3 0))+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+            (exp (gen) (mul x 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((1 2) (0 2)) ((2 1) (1 1))+    ((3 1) (2 0)) ((4 1) (3 0)))+  (absent (y-0 (exp (gen) x)) (y (exp (gen) x-0)))+  (non-orig (privk a) (privk b))+  (precur (3 0))+  (uniq-gen x-0 y y-0)+  (operation nonce-test (added-strand resp 2) (exp (gen) y-0) (3 0))+  (traces+    ((recv (exp (gen) x-0))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x-0) (privk b))+            (exp (gen) (mul x-0 y)))))+      (recv+        (enc (enc (exp (gen) x-0) (exp (gen) y) (privk a))+          (exp (gen) (mul x-0 y)))))+    ((send (exp (gen) x-0))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x-0) (privk b-0))+            (exp (gen) (mul x-0 y)))))+      (send+        (enc (enc (exp (gen) x-0) (exp (gen) y) (privk a))+          (exp (gen) (mul x-0 y)))))+    ((recv (exp (gen) (mul x-0 y))) (send (exp (gen) (mul x-0 y))))+    ((recv (cat (exp (gen) y-0) (mul x-0 y (rec y-0))))+      (send (cat (exp (gen) y-0) (mul x-0 y (rec y-0)))))+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y-0)+          (enc (enc (exp (gen) y-0) (exp (gen) x) (privk b-1))+            (exp (gen) (mul x y-0)))))))+  (label 19)+  (parent 14)+  (unrealized (2 0) (3 0))+  (comment "empty cohort"))++(comment "Nothing left to do")++(defprotocol station-weak diffie-hellman+  (defrole weak-init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y))))))+  (defrole weak-resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (absent 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(gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))))+  (label 22)+  (parent 20)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (x x) (y y))))+  (origs))++(comment "Nothing left to do")++(defprotocol station-weak diffie-hellman+  (defrole weak-init+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y))))))+  (defrole weak-resp+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x)))))+    (absent (y (exp (gen) x)))))++(defskeleton station-weak+  (vars (a b name) (y rndx) (x expt))+  (defstrand weak-resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul y x)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul y x))))))+  (label 23)+  (unrealized (0 2))+  (origs)+  (comment "2 in cohort - 2 not yet seen"))++(defskeleton station-weak+  (vars (a b b-0 name) (x y rndx))+  (defstrand weak-resp 3 (a a) (b b) (y y) (x x))+  (defstrand weak-init 3 (a a) (b b-0) (x x) (y y))+  (precedes ((0 1) (1 1)) ((1 2) (0 2)))+  (absent (y (exp (gen) x)))+  (non-orig (privk a) (privk b))+  (uniq-gen y)+  (operation encryption-test (added-strand weak-init 3)+    (enc (exp (gen) x) (exp (gen) y) (privk a)) (0 2))+  (traces+    ((recv (exp (gen) x))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b))+            (exp (gen) (mul x y)))))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y)))))+    ((send (exp (gen) x))+      (recv+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) x) (privk b-0))+            (exp (gen) (mul x y)))))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (privk a))+          (exp (gen) (mul x y))))))+  (label 24)+  (parent 23)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y) (x x))))+  (origs))++(defskeleton station-weak+  (vars (a b name) (y y-0 rndx))+  (defstrand weak-resp 3 (a a) (b b) (y y-0) (x y))+  (defstrand weak-resp 2 (b a) (y y) (x y-0))+  (precedes ((0 1) (1 0)) ((1 1) (0 2)))+  (absent (y (exp (gen) y-0)) (y-0 (exp (gen) y)))+  (non-orig (privk a) (privk b))+  (uniq-gen y-0)+  (operation encryption-test (added-strand weak-resp 2)+    (enc (exp (gen) y) (exp (gen) y-0) (privk a)) (0 2))+  (traces+    ((recv (exp (gen) y))+      (send+        (cat (exp (gen) y-0)+          (enc (enc (exp (gen) y-0) (exp (gen) y) (privk b))+            (exp (gen) (mul y y-0)))))+      (recv+        (enc (enc (exp (gen) y) (exp (gen) y-0) (privk a))+          (exp (gen) (mul y y-0)))))+    ((recv (exp (gen) y-0))+      (send+        (cat (exp (gen) y)+          (enc (enc (exp (gen) y) (exp (gen) y-0) (privk a))+            (exp (gen) (mul y y-0)))))))+  (label 25)+  (parent 23)+  (unrealized)+  (shape)+  (maps ((0) ((a a) (b b) (y y-0) (x y))))+  (origs))  (comment "Nothing left to do")
tst/station2.scm view
@@ -4,18 +4,18 @@  (defprotocol station-to-station diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))+    (vars (x rndx) (y expt) (a b name))     (trace      (send (exp (gen) x))-     (recv (enc h (exp (gen) x) (privk b)))-     (send (enc (enc (exp (gen) x) h (exp h x)) (privk a))))+     (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (send (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x))) (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))+    (vars (y rndx) (x expt) (a b name))     (trace-     (recv h)-     (send (enc (exp (gen) y) h (privk b)))-     (recv (enc (enc h (exp (gen) y) (exp h y)) (privk a))))+     (recv (exp (gen) x))+     (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+     (recv (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y))) (privk a))))     (uniq-gen y)) ) 
tst/station2.tst view
@@ -1,49 +1,58 @@ (herald "Station-to-station protocol" (algebra diffie-hellman)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from station2.scm")  (defprotocol station-to-station diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (enc (exp (gen) x) h (exp h x)) (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))+          (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (enc h (exp (gen) y) (exp h y)) (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+          (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton station-to-station-  (vars (a b name) (h base) (x expn))-  (defstrand init 3 (a a) (b b) (h h) (x x))+  (vars (a b name) (x rndx) (y expt))+  (defstrand init 3 (a a) (b b) (x x) (y y))   (non-orig (privk a) (privk b))   (uniq-gen x)   (traces-    ((send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (enc (exp (gen) x) h (exp h x)) (privk a)))))+    ((send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))+          (privk a)))))   (label 0)   (unrealized (0 1))   (origs)   (comment "1 in cohort - 1 not yet seen"))  (defskeleton station-to-station-  (vars (a b name) (x y expn))-  (defstrand init 3 (a a) (b b) (h (exp (gen) y)) (x x))-  (defstrand resp 2 (b b) (h (exp (gen) x)) (y y))+  (vars (a b name) (y x rndx))+  (defstrand init 3 (a a) (b b) (x x) (y y))+  (defstrand resp 2 (b b) (y y) (x x))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))-  (uniq-gen x y)+  (uniq-gen y x)   (operation encryption-test (added-strand resp 2)     (enc (exp (gen) y) (exp (gen) x) (privk b)) (0 1))   (traces     ((send (exp (gen) x))       (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))       (send-        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))           (privk a))))     ((recv (exp (gen) x))       (send (enc (exp (gen) y) (exp (gen) x) (privk b)))))@@ -51,65 +60,74 @@   (parent 0)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (x x) (h (exp (gen) y)))))+  (maps ((0) ((a a) (b b) (x x) (y y))))   (origs))  (comment "Nothing left to do")  (defprotocol station-to-station diffie-hellman   (defrole init-    (vars (x expn) (h base) (a b name))-    (trace (send (exp (gen) x)) (recv (enc h (exp (gen) x) (privk b)))-      (send (enc (enc (exp (gen) x) h (exp h x)) (privk a))))+    (vars (x rndx) (y expt) (a b name))+    (trace (send (exp (gen) x))+      (recv (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (send+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))+          (privk a))))     (uniq-gen x))   (defrole resp-    (vars (y expn) (h base) (a b name))-    (trace (recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (enc h (exp (gen) y) (exp h y)) (privk a))))+    (vars (y rndx) (x expt) (a b name))+    (trace (recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+          (privk a))))     (uniq-gen y)-    (absent (y h))))+    (absent (y (exp (gen) x)))))  (defskeleton station-to-station-  (vars (a b name) (h base) (y expn))-  (defstrand resp 3 (a a) (b b) (h h) (y y))-  (absent (y h))+  (vars (a b name) (y rndx) (x expt))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))   (uniq-gen y)   (traces-    ((recv h) (send (enc (exp (gen) y) h (privk b)))-      (recv (enc (enc h (exp (gen) y) (exp h y)) (privk a)))))+    ((recv (exp (gen) x))+      (send (enc (exp (gen) y) (exp (gen) x) (privk b)))+      (recv+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+          (privk a)))))   (label 2)   (unrealized (0 2))   (origs)   (comment "1 in cohort - 1 not yet seen"))  (defskeleton station-to-station-  (vars (a b b-0 name) (y x expn))-  (defstrand resp 3 (a a) (b b) (h (exp (gen) x)) (y y))-  (defstrand init 3 (a a) (b b-0) (h (exp (gen) y)) (x x))+  (vars (a b b-0 name) (x y rndx))+  (defstrand resp 3 (a a) (b b) (y y) (x x))+  (defstrand init 3 (a a) (b b-0) (x x) (y y))   (precedes ((0 1) (1 1)) ((1 0) (0 0)) ((1 2) (0 2)))   (absent (y (exp (gen) x)))   (non-orig (privk a) (privk b))-  (uniq-gen y x)+  (uniq-gen x y)   (operation encryption-test (added-strand init 3)-    (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+    (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))       (privk a)) (0 2))   (traces     ((recv (exp (gen) x))       (send (enc (exp (gen) y) (exp (gen) x) (privk b)))       (recv-        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))           (privk a))))     ((send (exp (gen) x))       (recv (enc (exp (gen) y) (exp (gen) x) (privk b-0)))       (send-        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul y x)))+        (enc (enc (exp (gen) x) (exp (gen) y) (exp (gen) (mul x y)))           (privk a)))))   (label 3)   (parent 2)   (unrealized)   (shape)-  (maps ((0) ((a a) (b b) (y y) (h (exp (gen) x)))))+  (maps ((0) ((a a) (b b) (y y) (x x))))   (origs))  (comment "Nothing left to do")
tst/subsort_test.tst view
@@ -2,7 +2,7 @@   (comment "First, third, and fourth skeletons should have a shape,"     "second should be dead.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from subsort_test.scm")  (defprotocol subsorttest basic
tst/test_small.scm view
@@ -4,7 +4,7 @@  (defprotocol test diffie-hellman   (defrole init-    (vars (hr base) (a b name) (xi expn))+    (vars (hr base) (a b name) (xi rndx))     (trace      (recv (enc hr (privk b)))      (send (enc (hash (exp hr xi)) (exp (gen) xi) (privk a))))@@ -12,7 +12,7 @@ ;    (non-orig (privk b)) )   (defrole resp-    (vars (xr expn) (a b name) (hi base))+    (vars (xr rndx) (a b name) (hi base))     (trace      (send (enc (exp (gen) xr) (privk b)))      (recv (enc (hash (exp hi xr)) hi (privk a))))
tst/test_small.tst view
@@ -1,23 +1,23 @@ (herald "small test" (algebra diffie-hellman)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from test_small.scm")  (defprotocol test diffie-hellman   (defrole init-    (vars (hr base) (a b name) (xi expn))+    (vars (hr base) (a b name) (xi rndx))     (trace (recv (enc hr (privk b)))       (send (enc (hash (exp hr xi)) (exp (gen) xi) (privk a))))     (uniq-gen xi)     (absent (xi hr)))   (defrole resp-    (vars (xr expn) (a b name) (hi base))+    (vars (xr rndx) (a b name) (hi base))     (trace (send (enc (exp (gen) xr) (privk b)))       (recv (enc (hash (exp hi xr)) hi (privk a))))     (uniq-gen xr)))  (defskeleton test-  (vars (a b name) (hi base) (xr expn))+  (vars (a b name) (hi base) (xr rndx))   (defstrand resp 2 (a a) (b b) (hi hi) (xr xr))   (non-orig (privk a) (privk b))   (uniq-gen xr)@@ -30,7 +30,7 @@   (comment "1 in cohort - 1 not yet seen"))  (defskeleton test-  (vars (a b b-0 name) (xr xi expn))+  (vars (a b b-0 name) (xr xi rndx))   (defstrand resp 2 (a a) (b b) (hi (exp (gen) xi)) (xr xr))   (defstrand init 2 (a a) (b b-0) (hr (exp (gen) xr)) (xi xi))   (precedes ((0 0) (1 0)) ((1 1) (0 1)))
tst/unilateral.tst view
@@ -1,6 +1,6 @@ (herald unilateral) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from unilateral.scm")  (defprotocol unilateral basic
tst/uniq-gen-test.tst view
@@ -1,7 +1,7 @@ (herald "Unique generation test protocols."   (comment "Skeletons 2, 4, and 7 should have no shapes.")) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from uniq-gen-test.scm")  (defprotocol uniqgentest basic
tst/woolam.tst view
@@ -1,6 +1,6 @@ (herald "Woo-Lam Protocol") -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from woolam.scm")  (defprotocol woolam basic
tst/wrap_decrypt.tst view
@@ -1,6 +1,6 @@ (herald wrap-decrypt (bound 10)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from wrap_decrypt.lsp") (comment "Strand count bounded at 10") 
tst/yahalom.tst view
@@ -1,7 +1,7 @@ (herald "Yahalom Protocol with Forwarding Removed"   (algebra diffie-hellman) (bound 12)) -(comment "CPSA 3.4.0")+(comment "CPSA 3.5.0") (comment "All input read from yahalom.scm")  (defprotocol yahalom diffie-hellman