 A modified Shaughnessy system has been used by the University Athletic Association of the Philippines for its basketball tournaments since 1993.In the semifinals with a #1 vs. #4 and #2 vs. #3 match-ups, the top two seeds possessing the twice to beat advantage, a variant of the best of three series where the higher seed has 1–0 series lead.The winners advance to the best of three finals; it has never been referred to as the "Shaughnessy system" in the country.