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

[EX Q]: Which English king was the son of Edward, the Black Prince?
[EX A]: edward, the black prince

[EX Q]: Who is Claudios lover in Much Ado About Nothing?
[EX A]: claudio

[EX Q]: Sevastopol, in the Crimea, lies on the shore of which body of water?
[EX A]:
crimea