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

Q: Who choreographed the ballets Swan Lake and Don Quixote, among others?

A: don quixote
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Q: Which Dutchman managed both Newcastle and Chelsea in the 1990s?

A: chelsea f.c.
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Q: 'Atlas', 'Mimas' and 'Calypso' are three of the satellites of which planet?

A:
calypso
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