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

[EX Q]: In which war did the Sack of Badajoz takeplace?
[EX A]: siege of badajoz

[EX Q]: Which entertainer uses various names, including Puff Daddy, P. Diddy and Diddy?
[EX A]: p. diddy

[EX Q]: Dustin Hoffman played a character suffering from Autism in which Film?
[EX A]:
dustin hoffman