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

Q: What nationality was Che Guevara?

A: che guevara
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Q: In which famous film did Michael Caine play a character named Charlie Croker?

A: charlie croker
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Q: In football, which two England central defenders of the 1980's shared the same forename and surname?

A:
defender
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