You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).

Q: concept: Hadrian  answers:  ["Hadrian's Wall"]

A: who was hadrian and what did he do?
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Q: concept: Madeira  answers:  ['Atlantic Ocean', 'Azores Canaries Madeira', 'Madeira Islands archipelago', 'Portugal']

A: where is madeira?
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Q: concept: Nina Dobrev  answers:  ['Bulgaria']

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
what is nina dobrev nationality?
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