found: Work cat.: Olympia (Motion picture). Olympia : the film of the XI Olympic Games, Berlin, 1936, 1990?
found: Moving image genre-form guide online, December 3, 2007(Sports (Nonfiction): nonfiction work covering sporting events, such as a boxing match, wrestling, or a football game; the work may include the event itself, retrospective highlights, interviews with players, and commentary. Standard recurring events covered include the Olympics, Super Bowl, and World Series)
found: Yee, M.M. Moving image materials, 1988:p. 93 (Sports events coverage and commentary: use for nonfiction coverage of and/or commentary on sports events)
found: Major world sporting events, via Topend Sports website, Apr. 17, 2017(The top three world sporting events are apparently the Olympic Games, FIFA World Cup and the Rugby World Cup, though there are many more major sporting events.)
found: Piestrup, Z. How to film football games & sporting events, via Howdini website, Apr. 17, 2017