Question: When was the San Diego State Aztecs baseball team's head coach died who was with the team until 2014?
Sentence (from "Tony Gwynn"): Anthony Keith Gwynn Sr. (May 9, 1960 – June 16, 2014), nicknamed "Mr. Padre", was an American professional baseball right fielder who played 20 seasons (1982–2001) in Major League Baseball (MLB) for the San Diego Padres.
Relevant evidence: Yes