Question: What is the birthdate of this Canadian former professional ice hockey player, who played in the National Hockey League for 12 seasons and scored the Cup-winning goal in the 1970 Stanley Cup Finals?
Sentence (from "Bobby Orr"): He played in the National Hockey League (NHL) for 12 seasons, starting with 10 with the Boston Bruins followed by two with the Chicago Black Hawks.
Relevant evidence: Yes