texmath-0.12.5: test/reader/mml/msub-09.test

<<< mml
<?xml version="1.0" encoding="UTF-8"?>

<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">  <msub>    <mi>A</mi>     <mrow>      <msub>        <mi>B</mi>         <mrow>          <msub>            <mi>C</mi>             <mi>D</mi>           </msub>         </mrow>       </msub>     </mrow>   </msub>   <mo>=</mo>   <msub>    <mi>A</mi>     <mrow>      <msub>        <mi>B</mi>         <mrow>          <msub>            <mi>C</mi>             <mrow>              <msub>                <mi>D</mi>
                <mphantom>
                  <mi>E</mi>
                </mphantom>
              </msub>             </mrow>           </msub>         </mrow>       </msub>     </mrow>   </msub> </math>
>>> native
[ ESub
    (EIdentifier "A")
    (ESub (EIdentifier "B") (ESub (EIdentifier "C") (EIdentifier "D")))
, ESymbol Rel "="
, ESub
    (EIdentifier "A")
    (ESub
       (EIdentifier "B")
       (ESub
          (EIdentifier "C")
          (ESub (EIdentifier "D") (EPhantom (EIdentifier "E")))))
]