Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[EX Q]: On which island is Nassau, the capital of the Bahamas?
[EX A]: nassau

[EX Q]: Who had a hit album in 2010 with Can't Be Tamed?
[EX A]: can't be tamed

[EX Q]: Although he never won an Oscar for best director, one of Hitchcock's films did win an Oscar for best picture. What was the film?
[EX A]:
alfred hitchcock