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