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.

Example Input: How many pound in a bushel of corn?
Example Output: 56

Example Input: Who has to push the rock up the hill?
Example Output: Sisyphus

Example Input: The 2 most abundant gases in our atmosphere?
Example Output:
nitrogen