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

Q: Besides the Caucasus, what mountain range forms the border of Europe and Asia?

A: asia
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Q: What was Casanova's occupation at the time of is death?

A: giacomo casanova
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Q: Located in North Carolina, which is both the highest mountain in the Appalachians and the highest mountain east of the Mississippi?

A:
appalachian mountains
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