title: Cats (musical)
context: Directed by Trevor Nunn and choreographed by Gillian Lynne, Cats first opened in the West End in 1981 and then with the same creative team on Broadway in 1982. It won numerous awards, including Best Musical at both the Laurence Olivier Awards and the Tony Awards. The London production ran for 21 years and the Broadway production ran for 18 years, both setting new records. Actresses Elaine Paige and Betty Buckley became particularly associated with the musical. One actress, Marlene Danielle, performed in the Broadway production for its entire run (from 1982 until 2000).[1]
question: When did the musical Cats premier?
answers: 1981