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

[Q]: In 2011, Christian Bale won a Best Supporting Actor Oscar for his role as an assistant to his half-brother in which boxing related film?
[A]: christian bale

[Q]: Which jockey won the 1981 UK Grand National on Aldaniti?
[A]: aldaniti

[Q]: What was the title of the only U.K. No.1 hit for the group The Dave Clark Five ?
[A]:
the dave clark five