sentence1: Toronto Maple Leafs founder Conn Smythe , team owner Harold Ballard and wrestler Whipper Billy Watson helped Rumball to raise the $ 7.6 million to open the centre .
sentence2: Harold Ballard , the founder of Toronto Maple Leafs , team owner Conn Smythe , and Wrestler Whipper Billy Watson helped Rumball raise the $ 7.6 million to open the center .