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 did arches national park become a national park?

Ex Output:
November 12, 1971


Ex Input:
Icc women's world cup 2017 player of the series?

Ex Output:
Tamsin Tilley Beaumont


Ex Input:
Where are the bones known as the hammer anvil and stirrup found in our body?

Ex Output:

middle ear