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).
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Question: concept: George W Bush  answers:  ['Dick Cheney']

Answer: who was the vice president during george w bush?


Question: concept: Roy Rogers  answers:  ['Congestive Heart Failure']

Answer: what did roy rogers die of?


Question: concept: Hudson River  answers:  ['Lake Tear of the Clouds']

Answer:
where does hudson river start?