texmath-0.6.7: tests/readers/mml/msup-11.native
[EGrouped [ESuper (EIdentifier "e") (EIdentifier "x"),ESymbol Op "=",EOver (EGrouped [ESuper (EIdentifier "e") (EIdentifier "x")]) (EUnary "\\phantom" (EGrouped [EIdentifier "z"]))]]
[EGrouped [ESuper (EIdentifier "e") (EIdentifier "x"),ESymbol Op "=",EOver (EGrouped [ESuper (EIdentifier "e") (EIdentifier "x")]) (EUnary "\\phantom" (EGrouped [EIdentifier "z"]))]]