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.
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Question: Who sang the best day of my life?

Answer: Who sang the 2013 version of Best Day of My Life?


Question: Who holds the record for most push ups?

Answer: Who holds the record for most non-stop push ups as of 1965?


Question: Where did the superstition knock on wood come from?

Answer:
Where did the superstition knock on wood because of protection from supernatural beings come from?