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

[EX Q]: Name Alfred Hitchcock's first sound film as director?
[EX A]: alfred hitchcock

[EX Q]: Who was the first person to sign the American Declaration of Independence?
[EX A]: united states declaration of independence

[EX Q]: Who played Charlie Croker in the 2003 film 'The Italian Job'?
[EX A]:
the italian job