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]: What type of government did the constitution establish for the united states?
[EX A]: Constitutional presidential republic

[EX Q]: When is k.c. undercover season 3 episode 10 coming out?
[EX A]: November 10, 2017

[EX Q]: Who has won the most trophies in european football?
[EX A]:
Real Madrid