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

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

[EX Q]: Who directed the film Black Swan (in ballet)?
[EX A]: black swan

[EX Q]: The city of Bulawayo is in which African country?
[EX A]:
bulawayo