Function: product(numbers("xxr") if numbers('rrr') > numbers("xxy") else sum(numbers('rrr'), numbers("xxr")) if numbers('rrr') > sum(numbers('rrr'), numbers("xxr")) else minus(numbers("xxr") if numbers('rrr') > sum(numbers('rrr'), numbers("xxr")) else numbers("xxy"), sum(numbers('rrr'), numbers("xxr"))), minus(sum(numbers('rrr'), numbers("xxr")) if numbers('rrr') > numbers("xxy") else numbers("xxr"), sum(numbers('rrr'), numbers("xxr"))))