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: Lena River answers: ['Baikal Mountains']

A: where does lena river begin and end?
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Q: concept: J J Thomson answers: ['Electron']

A: what subatomic particles did jj thomson discover?
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Q: concept: Tom Cruise answers: ['Syracuse']

A:
where is tom cruise from?
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