In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.

Q: What is the largest populated city in the us?

A: What is the largest populated city in the US based on a 2018 estimate?
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Q: Who wrote the song be still and know i am?

A: Who wrote the 2007 song based on Psalm 46:10 be still and know that i am?
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Q: Who won the match between fc barcelona and real madrid?

A:
Who won the Primera Division matches between FC Barcelona and Real Madrid on 23 December 2017?
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