Function: max(mean(numbers("xxx") if noise(numbers("per") if numbers("xxx") > numbers('yxr') else numbers('ryy')) > numbers('yxr') else numbers("xxx") if numbers("per") > numbers('ryy') else numbers('yxr'), noise(numbers("per") if numbers('yxr') > numbers('ryy') else numbers("xxx"))), numbers("xxx") if noise(numbers('ryy') if numbers("xxx") > numbers('yxr') else numbers("per")) > numbers("xxx") if numbers('ryy') > numbers('yxr') else numbers("per") else numbers('yxr'))