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 The Edge of Love?

SOLUTION: Sharman Macdonald

PROBLEM: the director of Stone of Destiny was who?

SOLUTION: Charles Martin Smith

PROBLEM: what was the popularity rating of Mass Appeal?

SOLUTION:
unknown