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

Q: What city was the capital of the Confederacy for most of the Civil War?

A: confederate states of america
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Q: Which group of the 1970's featured Tony Iommi on guitar, Geezer Butler on bass and Bill Ward on drums?

A: geezer butler
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Q: Who played the part of the vulcanologist who warned of impending disaster in the film 'Dantes Peak'?

A:
dante's peak
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