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:
Eight furlongs are equal to what standard length?

Ex Output:
1 mile


Ex Input:
Who fired the shots that began the civil war?

Ex Output:
Lt. Henry S. Farley


Ex Input:
In what case did the us supreme court hand down its first opinion on august the 3rd 1791?

Ex Output:

West v. Barnes