Complex sentence: A "natural" overcall denotes length and strength in the suit bid, whilst conventional overcalls such as Michaels cuebid, Unusual notrump and Raptor denote specific hand types.
Split into simpler sentences: A "natural" overcall denotes length and strength in the suit bid. Conventional overcalls, such as Michaels cuebid, Unusual notrump and Raptor, denote specific hand types.