Claim: Seinfeld used to be a television program.
Evidence: Seinfeld is an American sitcom that originally ran for nine seasons on NBC , from 1989 to 1998.
The National Broadcasting Company -LRB- NBC -RRB- is an American English language commercial broadcast television network that is a flagship property of NBCUniversal , a subsidiary of Comcast.
Sitcoms originated in radio , but today are found mostly on television as one of its dominant narrative forms.