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

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
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Q: Who was re-elected Prime Minister of Canada in May 2011?

A: prime minister of canada
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Q: David Broome was a succcesful competitor in what sport in the 1960s and 1970s?

A:
david broome
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