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

Q: Who has taken over the TV role of Doctor Who, from actor David Tennant?

A: doctor who
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Q: Which film actor (1895-1926) is known for his films The Four Horsemen, The Sheik and Blood And Sand?

A: blood and sand
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Q: Whose effigy is burned on Bonfire Night in the UK?

A:
bonfire night
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