Question: What is the name of the musician who is a winner of four Academy Awards and also composed music for It's Always Fair Weather?
Sentence (from "It's Always Fair Weather"): It's Always Fair Weather is a 1955 MGM musical satire scripted by Betty Comden and Adolph Green, who also wrote the show's lyrics, with music by André Previn and starring Gene Kelly, Dan Dailey, Cyd Charisse, Dolores Gray, and dancer/choreographer Michael Kidd in his first film acting role.
Relevant evidence: Yes