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

Ex Input:
Who succeeded Henry Cooper as British Heavyweight Boxing Champion?

Ex Output:
boxing


Ex Input:
What was the title of Britney Spears' second album (and the single that was released from it)?

Ex Output:
britney spears


Ex Input:
In the film `Carlito`s Way`, who played Carlito?

Ex Output:

carlito's way