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

Q: After Harold McMillan who was Britain's next Prime Minister?

A: britain
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Q: Which 1976 Derek Jarman film was dialogued entirely in Latin?

A: derek jarman
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Q: Whose film career from 1932 to 1966 included starring roles in films such as To Catch A Thief, Arsenic and Old Lace and North By North West?

A:
to catch a thief
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