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 times has australia won the cricket world cup?

Ex Output:
Australia


Ex Input:
Who wrote dont it make my brown eyes blue?

Ex Output:
Richard Leigh


Ex Input:
When was the first step pyramid built in egypt?

Ex Output:

during the 27th century BC