Question: Hélio Gracie A patriarch of the Gracie family, he was the father of a UFC Hall of Famer considered by UFC fans to be the most influential figure in the history of what?
Sentence (from "Hélio Gracie"): According to Rorion Gracie, his father Hélio is one of the first sports heroes in Brazilian history; he was named Man of the Year in 1997 by the American martial arts publication "Black Belt" magazine.
Relevant evidence: No