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 the first tim hortons open in the usa?

Ex Output:
1981


Ex Input:
When did the civil war end in sierra leone?

Ex Output:
18 January 2002


Ex Input:
What is the first book in the bible?

Ex Output:

The Book of Genesis