munderover-08.test

<<< native
[ EUnderover
    False
    (EUnderover
       False
       (EIdentifier "BASE")
       (EIdentifier "under-1")
       (EPhantom (EIdentifier "fail")))
    (EIdentifier "under-2")
    (EPhantom (EIdentifier "fail"))
, ESymbol Rel "="
, EUnder
    False
    (EUnder False (EIdentifier "BASE") (EIdentifier "under-1"))
    (EIdentifier "under-2")
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <munderover>
      <munderover>
        <mi>BASE</mi>
        <mi>under-1</mi>
        <mphantom>
          <mi>fail</mi>
        </mphantom>
      </munderover>
      <mi>under-2</mi>
      <mphantom>
        <mi>fail</mi>
      </mphantom>
    </munderover>
    <mo>=</mo>
    <munder>
      <munder>
        <mi>BASE</mi>
        <mi>under-1</mi>
      </munder>
      <mi>under-2</mi>
    </munder>
  </mrow>
</math>