Function: sum(mod(gradient[1](numbers('xyy') if numbers('yxy') if numbers("xxr") > numbers('xyy') else numbers('xyy') > numbers("xxr") else numbers('xyy') if numbers('xyy') > numbers("xxr") if numbers('xyy') > numbers('yxy') else numbers('xyy') else numbers("xxr")), numbers('xyy') if numbers('xyy') if numbers("xxr") > numbers('xyy') else numbers('yxy') if numbers('xyy') > numbers('xyy') else numbers("xxr") > numbers('yxy') if numbers('xyy') > numbers('xyy') else numbers("xxr") else numbers("xxr")), gradient[1](numbers('xyy') if numbers("xxr") > numbers("xxr") if numbers('xyy') > numbers('xyy') else numbers('yxy') if numbers('xyy') > numbers("xxr") else numbers('xyy') else numbers('xyy') if numbers('xyy') > numbers("xxr") else numbers('yxy')))