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.

Ex Input:
how popular is The Trail Beyond?

Ex Output:
unknown


Ex Input:
who directed the film The Groundstar Conspiracy?

Ex Output:
Lamont Johnson


Ex Input:
who is the writer of Bowery at Midnight?

Ex Output:

Gerald Schnitzer