TASK DEFINITION: You are given an open-domain question from an open movie database. Your task is to provide an answer to that question. Try to only include the answer. Do not put it in a sentence.
PROBLEM: who is the writer of the film Ziegfeld Follies?

SOLUTION: David Freedman, Ralph Blane, Hugh Martin

PROBLEM: what film did Magnus Martens write?

SOLUTION: United

PROBLEM: which film did Michael Wallach write the story for?

SOLUTION:
The Bay