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 Q]: How many episodes in seal team season 1?
[EX A]: 22

[EX Q]: When did star trek the next generation first air?
[EX A]: September 28, 1987

[EX Q]: What is the outer shell of a seed called?
[EX A]:
hull