In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Q: Who nominates the chairman of the public accounts committee of indian parliament?

A: Lok Sabha speaker
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Q: Who was mission san juan capistrano named after?

A: Saint John of Capistrano
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Q: Who was president when katrina hit new orleans?

A:
President George W. Bush
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