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 astros move to the american league?

Ex Output:
2013


Ex Input:
Where does the ulna articulate with the humerus?

Ex Output:
semilunar notch


Ex Input:
Where was the titanic headed when it hit the iceberg?

Ex Output:

New York City, New York