msup-08.test

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

<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">  <msup>    <mn>2</mn>     <mrow>      <msup>        <mn>3</mn>         <mn>4</mn>       </msup>     </mrow>   </msup>   <mo>=</mo>   <msup>    <mn>2</mn>     <mrow>      <msup>        <mn>3</mn>         <mrow>          <mover>            <mn>4</mn>
            <mphantom>
              <mn>5</mn>
            </mphantom>
          </mover>
        </mrow>       </msup>     </mrow>   </msup> </math>
>>> native
[ ESuper (ENumber "2") (ESuper (ENumber "3") (ENumber "4"))
, ESymbol Rel "="
, ESuper
    (ENumber "2")
    (ESuper
       (ENumber "3") (EOver False (ENumber "4") (EPhantom (ENumber "5"))))
]