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

[Q]: In which bay is Alcatraz?
[A]: alcatraz island

[Q]: The Battle of Poltava in 1709 was a victory by Peter the Great over which state?
[A]: battle of poltava

[Q]: Which US country music artiste had hits with 'The Carribean' and 'I Wish I Was a Little Bit Younger and Know What I Know Now'?
[A]:
caribbean