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

[EX Q]: What was the name of the Prime Minister of Egypt who was assassinated in 1910?
[EX A]: egypt

[EX Q]: Cassandra, Grizabella and Skimbleshanks are all characters in which Andrew Lloyd Webber musical?
[EX A]: andrew lloyd webber

[EX Q]: The autonomous region of Catalonia is in which country?
[EX A]:
catalonia