Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: What is the county town of Derbyshire?

Answer: derbyshire

Question: In which English city was Damien Hirst born?

Answer: damien hirst

Question: 'The Curse Of The Black Pearl' was the first of which series of films?

Answer:
pirates of the caribbean: the curse of the black pearl