Question: What was the name of the frat in animal house?

Disambiguated questions and answers:
context: In 1962, Faber College freshmen Lawrence "Larry" Kroger and Kent Dorfman seek to join a fraternity. Finding themselves out of place at the prestigious Omega Theta Pi house's party, they visit the slovenly Delta Tau Chi house next door, where Kent is a "legacy": he cannot be rejected, because his older brother Fred was a member. John "Bluto" Blutarsky welcomes them (claiming they "need the dues"), and they meet other Deltas, including motorcyclist Daniel Simpson "D-Day" Day, chapter president Robert Hoover, ladies' man Eric "Otter" Stratton, and Otter's best friend Donald "Boon" Schoenstein, whose girlfriend Katy is constantly pressuring him to stop drinking with the Deltas and do something with his life. Larry and Kent are invited to pledge and given the fraternity names "Pinto" and "Flounder" respectively, by Bluto, Delta's sergeant-at-arms.
question: What is the name of the prestigious frat in Animal House?
short_answers: Omega Theta Pi
wikipage: Animal House
context: In 1962, Faber College freshmen Lawrence "Larry" Kroger and Kent Dorfman seek to join a fraternity. Finding themselves out of place at the prestigious Omega Theta Pi house's party, they visit the slovenly Delta Tau Chi house next door, where Kent is a "legacy": he cannot be rejected, because his older brother Fred was a member. John "Bluto" Blutarsky welcomes them (claiming they "need the dues"), and they meet other Deltas, including motorcyclist Daniel Simpson "D-Day" Day, chapter president Robert Hoover, ladies' man Eric "Otter" Stratton, and Otter's best friend Donald "Boon" Schoenstein, whose girlfriend Katy is constantly pressuring him to stop drinking with the Deltas and do something with his life. Larry and Kent are invited to pledge and given the fraternity names "Pinto" and "Flounder" respectively, by Bluto, Delta's sergeant-at-arms.
question: What is the name of the frat that organizes a toga party in Animal House?
short_answers: Delta Tau Chi
wikipage: Animal House
context: No context provided
question: What were the names of the fraternities that the Animal House fraternity is based on?
short_answers: Zeta Beta Tau and Alpha Delta Phi

Long-form answers:
knowledge: content: National Lampoon's Animal House is a 1978 American comedy film directed by John Landis and written by Harold Ramis, Douglas Kenney and Chris Miller. 
wikipage: Animal House
content: The film is about a trouble-making fraternity whose members challenge the authority of the dean of the fictional Faber College.
wikipage: Animal House
content: It was inspired by stories written by Miller and published in National Lampoon. The stories were based on Ramis's experience in the Zeta Beta Tau fraternity at Washington University in St. Louis, Miller's Alpha Delta Phi experiences at Dartmouth College in New Hampshire, and producer Reitman's at McMaster University in Hamilton, Ontario.


wikipage: Animal House
long_answer: The 1978 National Lampoon's Animal House movie is about a trouble-making fraternity, Delta Tau Chi, whose members challenge the authority of the dean of the fictional Faber College. The main characters, Larry and Kent, join Delta after feeling out of place at the prestigious Omega Theta Pi house's frat party. Delta Tau Chi is based on the writers' experiences at their respective fraternities in college, Zeta Beta Tau and Alpha Delta Phi.
knowledge: content: National Lampoon's Animal House is a 1978 American comedy film directed by John Landis and written by Harold Ramis, Douglas Kenney and Chris Miller.
wikipage: Animal House
content: The stories were based on Ramis's experience in the Zeta Beta Tau fraternity at Washington University in St. Louis, Miller's Alpha Delta Phi experiences at Dartmouth College in New Hampshire, and producer Reitman's at McMaster University in Hamilton, Ontario.
wikipage: Animal House
long_answer: National Lampoon's Animal House is a 1978 American comedy film directed by John Landis and written by Harold Ramis, Douglas Kenney and Chris Miller. The stories were based on experiences in the Zeta Beta Tau and Alpha Delta Phi fraternity's from Harold Ramis and Chris Miller. The name of the prestigious frat in the film was Omega Theta Pi, and the frat that organizes the toga party is Delta Tau Chi.