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

[EX Q]: Which biologist was known as Darwin's Bulldog?
[EX A]: charles darwin

[EX Q]: What did Edwin Land invent because of his daughters' wish for instant and 'snappy' results?
[EX A]: edwin h. land

[EX Q]: What country uses the Baht as its currency?
[EX A]:
thai baht