Function: square(numbers('epe') if numbers("xyx") if numbers("per") > numbers('epe') else numbers("yxx") > numbers("per") else numbers("yxx")) if numbers('epe') if numbers("per") > numbers("xyx") else numbers("yxx") > numbers("yxx") if numbers("xyx") if numbers("yxx") > numbers('epe') else numbers("per") > numbers("per") if numbers("yxx") > numbers('epe') if numbers("yxx") > numbers("per") else numbers("xyx") else numbers('epe') else square(numbers("per") if numbers("yxx") > numbers('epe') else numbers("xyx") if numbers('epe') > numbers("yxx") else numbers("per")) else numbers("yxx") if numbers('epe') > numbers("yxx") if numbers('epe') > numbers("xyx") else numbers("per") else numbers("per")