Function: sum(numbers("xxx"), numbers('xry')) if 2 *(sum(numbers("xxx"), numbers('xry')) if numbers("xxx") > numbers('yyx') else numbers('xry')) > sum(numbers("xxx"), numbers('xry')) if 2 *(numbers('xry') if numbers('yyx') > numbers("xxx") else sum(numbers("xxx"), numbers('xry'))) > numbers("xxx") else numbers('xry') if numbers("xxx") > numbers('yyx') else sum(numbers("xxx"), numbers('xry')) else numbers('xry') if numbers("xxx") > numbers('yyx') else sum(numbers("xxx"), numbers('xry'))