Question: Which coach of the Washington Capitols, Tri-Cities Blackhawks, and Boston Celtics has an annual National Basketball Association's Coach of the Year trophy named in his honor?
Sentence (from "NBA Coach of the Year Award"): The winner receives the Red Auerbach Trophy, which is named in honor of the head coach who led the Boston Celtics to nine NBA Championships from 1956 to 1966.
Relevant evidence: Yes