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]: Who sang these boots were made for walking first?
[EX A]: Nancy Sinatra

[EX Q]: The strain season 4 episode 10 air date?
[EX A]: September 17, 2017

[EX Q]: What type of tissue does a nerve cell come from?
[EX A]:
nervous tissue