Function: round(max(round(invert(numbers("xxr") if numbers('rrr') > numbers('yxy') else numbers('yxy')), numbers("xxr") if numbers('yxy') > numbers('rrr') else numbers('yxy')), invert(numbers("xxr") if numbers('rrr') > numbers('yxy') else numbers('yxy'))), round(invert(numbers('yxy') if numbers('yxy') > numbers('rrr') else numbers("xxr")), numbers('yxy') if numbers('rrr') > numbers('yxy') else numbers("xxr")))