Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Q: Which John Legend song knocked Pharell Willams completely off the No.1 spot on the US Billboard?

A: all of me
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Q: The March of the Toreadors comes from an Opera by which composer?

A: bizet
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Q: Tannenberg and The Masurian Lakes, were early battles in which war?

A:
world war i
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