texmath-0.13.1.2: test/writer/mml/msubsup-11.test

<<< native
[ ESubsup (EIdentifier "T") (EIdentifier "m") (EIdentifier "n")
, ESymbol Rel "="
, EOver
    False
    (ESubsup (EIdentifier "T") (EIdentifier "m") (EIdentifier "n"))
    (EPhantom (EText TextNormal "x"))
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <msubsup>
      <mi>T</mi>
      <mi>m</mi>
      <mi>n</mi>
    </msubsup>
    <mo>=</mo>
    <mover>
      <msubsup>
        <mi>T</mi>
        <mi>m</mi>
        <mi>n</mi>
      </msubsup>
      <mphantom>
        <mtext mathvariant="normal">x</mtext>
      </mphantom>
    </mover>
  </mrow>
</math>