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: Mr Barkis, Edward Murdstone and Tommy Traddles are all characters in which Charles Dickens novel?

Answer: charles dickens


Question: Who played 'Emma Peel' in the 1998 film 'The Avengers'?

Answer: the avengers


Question: The ancient cities of Leptis Magna and Cyrene can be found in which modern-day country?

Answer:
leptis magna