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: Who published the moscow mathematical papyrus in 1930?
Example Output: Struve, Vasilij Vasil'evič, and Boris Turaev

Example Input: When is iron fist season 2 coming on netflix?
Example Output: September 7, 2018

Example Input: When is my mother said i never should set?
Example Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
between the 1920s to 1987

