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:
How many miles is the mexican border to the united states?

Ex Output:
1,954 mi


Ex Input:
Where do purple martins go for the winter?

Ex Output:
Amazon River Basin


Ex Input:
Who sings all by myself in bridget jones diary?

Ex Output:

Jamie O'Neal