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

Q: The Battle of Poltava in 1709 was a victory by Peter the Great over which state?

A: battle of poltava
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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: On August 12, 1908, the first of over 15 million of what landmark automobile rolled off the assembly line?

A:
car
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