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

Q: Dora Maar au Chat and The Weeping Woman are both portraits by which artist of his lover?

A: dora maar au chat
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Q: In 2013 Yahoo purchased which pictures and video microblogging website business that was founded in 2007 in New York City by David Karp?

A: yahoo!
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Q: What is the capital of the Canadian province of British Columbia?

A:
british columbia
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