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

[Q]: What nationality was the composer Bela Bartok?
[A]: bela bartok

[Q]: What name is given to the disease whereby parasites can change the behaviour of rats and mice, making them drawn to rather than fearful of the scent of cats?
[A]: cat

[Q]: What is the name of the famous Chicago building that is 110 storeys high?
[A]:
chicago