Question: Is the documentary "The Bluffs Butcher" based on James Tillis, the boxer who was known as "Quick" due to his fast hand speed or Ron Stander, who challenged Joe Frazier for the heavyweight championship in 1972? 
Sentence (from "James Tillis"): Tillis challenged for the WBA world heavyweight title in 1981, but was defeated by fifteen round unanimous decision to Mike Weaver.
Relevant evidence: No