In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Q: Who needed the brain in wizard of oz?

A: the Scarecrow
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Q: Who plays the lead in i can only imagine movie?

A: J. Michael Finley
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Q: How many of the regional bank presidents are members of the fomc?

A:
four
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