Function: square(numbers("yxx") if numbers("xxr") if numbers('rrr') > numbers("yxx") else numbers('yxy') > numbers("yxx") if numbers("xxr") > numbers('rrr') if numbers("xxr") > numbers("yxx") else numbers('yxy') else numbers('yxy') else numbers('yxy') if numbers('yxy') if numbers('rrr') > numbers("yxx") else numbers("xxr") > numbers("yxx") else numbers('yxy') if numbers("xxr") if numbers("yxx") > numbers('yxy') else numbers('rrr') > numbers("yxx") else numbers("xxr"))