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.

Ex Input:
When was the first battle of panipath fought?

Ex Output:
21 April 1526


Ex Input:
When did nigeria become a federation of 19 states?

Ex Output:
1976


Ex Input:
Where did the ninja turtles get their names?

Ex Output:

Italian Renaissance artists