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]: Where can a description of us citizens civil liberties be found?
[A]: United States Bill of Rights


[Q]: In which year industrial development board was formed in pakistan pak301?
[A]: 1952


[Q]: The what is the extreme point on half of a hyperbola?
[A]:
vertex