Premise: David Lawrence Angell ( April 10 , 1946September 11 , 2001 ) was an American producer of sitcoms . Angell won multiple Emmy Awards as the creator and executive producer , along with Peter Casey and David Lee , of the comedy series Frasier . Frasier is an American sitcom that was broadcast on NBC for eleven seasons , premiering on September 16 , 1993 , and concluding on May 13 , 2004 . A television producer is a person who oversees all aspects of video production on a television program .
Hypothesis: David Angell was a producer of films exclusively.
Label: CONTRADICTION