In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.
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Question: What year is c in a vin number?

Answer: 1982, 2012


Question: Who wrote if we never meet again this side of heaven?

Answer: Albert Edward Brumley


Question: Who is the woman singing on gimme shelter?

Answer:
Merry Clayton