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.

Input: Consider Input: In 550 bc which leader began the persian empire?

Output: Cyrus II of Persia


Input: Consider Input: Who sang burning bridges in kelly's heroes?

Output: the Mike Curb Congregation


Input: Consider Input: Do you need a permit to buy a gun in va?


Output: No