texmath-0.6.7: tests/readers/mml/msup2.native
[EGrouped [ESuper (EGrouped [EStretchy (ESymbol Open "("),EGrouped [EIdentifier "x",ESymbol Op "+",EIdentifier "y"],EStretchy (ESymbol Close ")")]) (ENumber "2")]][EGrouped [ESuper (EGrouped [EStretchy (ESymbol Open "("),EGrouped [EIdentifier "x",ESymbol Op "+",EIdentifier "y"],EStretchy (ESymbol Close ")")]) (ENumber "2")]]