In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

Q: who sang the songs in the movie burlesque

A: Christina Aguilera
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Q: who was the first indian who win world junior badminton championship

A: Nehwal
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Q: who is rachel's baby daddy in friends

A:
Ross
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