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 American film actress, born in 1947, had a 14 year relationship with Clint Eastwood, starring with him in several films before splitting up in 1989?

A: clint eastwood
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Q: In the 1985 film which actress was 'Desperately Seeking Susan'?

A:
desperately seeking susan
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