Function: product(product(numbers("xxy") if numbers("yxx") > product(numbers("yxx"), numbers("xxy")) else numbers("xxy") if numbers("yxx") > numbers('rrr') else product(numbers("yxx"), numbers("xxy")), numbers("yxx") if numbers("xxy") > numbers('rrr') else product(numbers("yxx"), numbers("xxy"))), numbers("yxx") if product(numbers("yxx"), numbers("xxy")) > numbers("xxy") else numbers('rrr') if product(numbers("yxx"), numbers("xxy")) > numbers("xxy") else numbers("yxx"))