Question: Who did a television broadcaster replace as head coach of the Seattle SuperSonics?
Sentence (from "1973–74 Seattle SuperSonics season"): Following the resignation of Lenny Wilkens as a head coach after the 1971–72 season and a poor campaign in the 1972–73 season that saw the departure of general manager Bob Houbregs, the Sonics hired Boston Celtics' stalwart Bill Russell as head coach and general manager.
Relevant evidence: No