texmath-0.12.5: test/reader/mml/msup-12.test

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

<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">  <msup>    <mi>a</mi>     <mo>+</mo>   </msup>   <mo>=</mo>   <munderover>    <mrow>      <msup>        <mi>a</mi>         <mo>+</mo>       </msup>     </mrow>     <mphantom>      <mi>x</mi>
    </mphantom>     <mphantom>      <mi>x</mi>
    </mphantom>   </munderover> </math>
>>> native
[ ESuper (EIdentifier "a") (ESymbol Bin "+")
, ESymbol Rel "="
, EUnderover
    False
    (ESuper (EIdentifier "a") (ESymbol Bin "+"))
    (EPhantom (EIdentifier "x"))
    (EPhantom (EIdentifier "x"))
]