Question: The Bear is the second of the two operas by William Walton, the libretto was based on which play of the same title, by Anton Chekhov?
Sentence (from "The Bear (play)"): The Bear: A Joke in One Act, or The Boor (Russian: "Медведь: Шутка в одном действии" , "Medved': Shutka v odnom deystvii" , 1888), is a one-act comedic play written by Russian author Anton Chekhov.
Relevant evidence: Yes