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: When did the third industrial revolution take place?

A: When did the Third Industrial Revolution begin?
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Q: What is the si unit for magnetic field strength?

A: What is the si unit symbol for magnetic field strength?
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Q: Who sang if i had a hammer first?

A:
Who sang the first recorded version of If I Had a Hammer?
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