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

[EX Q]: In the British Army, what rank falls between Major General and Colonel?
[EX A]: british army

[EX Q]: Which exponent of Brit Art created works involving a bed, a tent and a beach hut?
[EX A]: young british artists

[EX Q]: Comic book artist Bob Kane created which superhero in 1939?
[EX A]:
bob kane