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

[EX Q]: Which US state was the title of a no. 1 hit for the Bee Gees in 1967?
[EX A]: bee gees

[EX Q]: Which popular Doctor Who villains, it was revealed in 2011, are to be given 'a rest' by scriptwriters?
[EX A]: doctor who

[EX Q]: Who won the Booker Prize in 1990 with the novel 'Possession'?
[EX A]:
man booker prize