texmath-0.12.5: test/reader/mml/msub-05.test

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

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