[EGrouped [EGrouped [EUnder (EIdentifier "x") (ESymbol Accent "\729"),ESymbol Op "\8800",EGrouped [EUnder (EIdentifier "x") (ESymbol Accent "\729")],ESymbol Op "=",EUnder (EIdentifier "x") (ESymbol Accent "\729"),ESymbol Op "=",EUnder (EIdentifier "x") (ESymbol Op "\729")]]]