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.

Q: When was the first constitution of pakistan passed?

A: March 1956
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Q: Which important war conference demanded the unconditional surrender of japan?

A: Berlin Conference of the Three Heads of Government of the USSR, USA, and UK
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Q: Who played the sergeant major in we were soldiers?

A:
Sam Elliott
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