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

[Q]: Ashgabat is the capital of which country, a former Soviet republic in Asia?
[A]: ashgabat


[Q]: Who has written a series of novels, entitled The Dark Tower, of which the first, in 1982, was entitled, The Gunslinger?
[A]: the dark tower


[Q]: Who wrote the screenplay for The Crying Game?
[A]:
the crying game