Question: Pumping Iron is a docudrama, released in what year, about the world of professional bodybuilding, with a focus on the 1975 IFBB Mr. Universe and 1975 Mr. Olympia competitions, the film also features segments on bodybuilder Francesco Columbu, an Italian actor, author, former champion bodybuilder and "World's Strongest Man" competitor?
Sentence (from "Pumping Iron"): Directed by George Butler and Robert Fiore, it is inspired by a book of the same name by Butler and Charles Gaines, and nominally centers on the competition between Arnold Schwarzenegger and one of his primary competitors for the title of Mr. Olympia, Lou Ferrigno.
Relevant evidence: No