sentence: He started playing with the Montreal Jr. Royals for three seasons from 1947 to 1950, and made his debut with the Montreal Canadiens in the middle of the 1951–52 season.
modified: fix grammar: He started playing with the Montreal Jr Royals for three seasons from 1947 to 1950 and made his debut with the Montreal Canadiens in the middle of the 1951–52 season