Question: When was the man who was Athletic Director of the University of Kentucky enshrined in the Naismith Memorial Basketball Hall of Fame? 
Sentence (from "1950–51 Kentucky Wildcats men's basketball team"): Two members of this team eventually returned to Kentucky as Athletic Director: Cliff Hagan from 1975 to 1988, and Charles Newton from 1989 to 2000.
Relevant evidence: Yes