an Entity references as follows:
William Viola II (born November 5, 1947) is an entrepreneur, martial arts instructor, and mixed martial arts pioneer credited by some as the co-creator of the sport of MMA. In 1979, he co-founded CV Productions, Inc., the first mixed martial arts company in America and the Tough Guy Contest. His life is the subject of the book Godfathers of MMA and the film Tough Guys.