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

[EX Q]: Who stars in the TV series Californication?
[EX A]: californication

[EX Q]: Which Best Picture nominated movie tells the story of US soldier, 'Chris' Kyle?
[EX A]: chris kyle

[EX Q]: Which British cyclist won the 2012 Tour de France?
[EX A]:
2012 tour de france