diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -76,3 +76,8 @@
 
 * Fifth version revised A. Fixed issue with inaccurate help message. 
 
+## 0.5.1.0 -- 2023-05-25
+
+* Fifth version revised B. Fixed issues with operator precedence (&&) and (||). Now should behave 
+as defined in Haskell itself (as usual). 
+
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 The executable is the new implementation of the ideas related to PhLADiPreLiO (Phonetic Languages
 Approach to Discovering the Preferred Line Options) for Ukrainian language. It uses hashes and
-has at the moment (as of the version 0.5.0.0) not the full functionality. The previous implementation 
+has at the moment (as of the version 0.5.1.0) not the full functionality. The previous implementation 
 and its documentation are at the links:
 
 https://hackage.haskell.org/package/phonetic-languages-simplified-examples-array
@@ -14,7 +14,7 @@
 
 [New implementation](https://oleksandr-zhabenko.github.io/uk/rhythmicity/phladiprelioEng.5.pdf)
 
-Examples of the new functionality in the version 0.5.0.0 is in the video:
+Examples of the new functionality in the version 0.5.1.0 is in the video:
 
 https://www.facebook.com/Oleksandr.S.Zhabenko/posts/pfbid033gzq8MCRQsm65mPrzJL25MZNgvW7mezQSywULiVMnqmTBMtSW2jW4ABh6HVMWZNLl
 
@@ -35,13 +35,21 @@
  ========
 
 P.S.: the author would like to devote this project to support the Foundation GASTROSTARS.
+
 At the day of publication of the first version of the package (12/03/2023) there is
 the foundation founder's (this is [Emma Kok](https://www.emmakok.nl)) Birthday.
+
 And on the 17/03/2023 there is the author's Birthday.
+
 And on the 19/03/2023 is the St. Joseph the Betrothed feast for Roman Catholics.
+
 On the 19/04/2023 there is Emma's namesday, the memory of St. Emma of Lesum or Emma of Stiepel 
 (also known as Hemma and Imma) Day.
+
 On the 14/05/2023 there is Mother's Day. It is also a good opportunity to support the foundation.
+
+On the 25/05/2023 there is Ascencion Day according to the Julian Greek Orthodox calendar. 
+
 If you would like to share some financial support, please, contact the foundation
 using the URL:
 
diff --git a/phladiprelio-ukrainian-simple.cabal b/phladiprelio-ukrainian-simple.cabal
--- a/phladiprelio-ukrainian-simple.cabal
+++ b/phladiprelio-ukrainian-simple.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               phladiprelio-ukrainian-simple
-version:            0.5.0.1
+version:            0.5.1.0
 
 -- A short (one-line) description of the package.
 synopsis:           A PhLADiPreLiO implementation for Ukrainian that uses hashes
@@ -29,7 +29,7 @@
     -- ghc-options:      -threaded -rtsopts
     -- LANGUAGE extensions used by modules in this package.
     other-extensions: NoImplicitPrelude, BangPatterns
-    build-depends:    base >=4.13 && <5, rhythmic-sequences ==0.3.0.0, ukrainian-phonetics-basic-array ==0.7.0.0, phonetic-languages-ukrainian-array ==0.10.0.0, phladiprelio-ukrainian-shared ==0.1.0.0, cli-arguments ==0.7.0.0, phonetic-languages-permutations-array ==0.4.0.0, phonetic-languages-constraints-array ==0.6.1.1, phonetic-languages-simplified-base ==0.7.0.0
+    build-depends:    base >=4.13 && <5, rhythmic-sequences ==0.3.0.0, ukrainian-phonetics-basic-array ==0.7.0.0, phonetic-languages-ukrainian-array ==0.10.0.0, phladiprelio-ukrainian-shared ==0.1.0.0, cli-arguments ==0.7.0.0, phonetic-languages-permutations-array ==0.4.0.0, phonetic-languages-constraints-array ==0.6.2.0, phonetic-languages-simplified-base ==0.7.0.0
     hs-source-dirs:   app
     default-language: Haskell2010