Function: product(band pass(product(numbers('epe') if numbers("xxr") > numbers('rrr') else numbers("yyy"), numbers("xxr")) if numbers('rrr') > numbers('epe') if numbers("yyy") > numbers('rrr') else numbers("xxr") else numbers("xxr")), numbers("xxr") if numbers('rrr') > numbers("yyy") if numbers('epe') > numbers('rrr') else numbers("xxr") else product(numbers('rrr') if numbers('epe') > numbers("yyy") else numbers("xxr"), numbers("xxr")))