Function: numbers("xxy") if numbers('rep') > invert(numbers('rep')) else numbers("per") if invert(numbers('rep')) > gradient[2](numbers("xxy") if numbers('rep') > invert(numbers('rep')) else numbers("per") if numbers("per") > invert(numbers('rep')) else numbers('rep')) else numbers("per") if invert(numbers('rep')) > numbers("per") if numbers('rep') > invert(numbers('rep')) else numbers("xxy") else numbers('rep')