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

Q: Will you still be sending me a valentine is a line from which Beatles song?

A: the beatles
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Q: What canal opened in Egypt?

A: egypt
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Q: Whose recent book is called 'At Home: A Short History of Private Life'?

A:
at home: a short history of private life
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