Question: When was the American basketball coach of the Washington Capitols died who was surpassed on January 6 by Lenny Wilkens?
Sentence (from "1994–95 Atlanta Hawks season"): However, Lenny Wilkens made history by becoming the NBA's all-time winningest coach, surpassing Red Auerbach on January 6 with 939 wins in a 112–90 win over the Washington Bullets.
Relevant evidence: Yes