TASK DEFINITION: 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.
PROBLEM: When was the last time rangers were in the champions league?

SOLUTION: The following season

PROBLEM: How many episodes in this game of thrones season 7?

SOLUTION: seven episodes

PROBLEM: How many episodes are in the originals last season?

SOLUTION:
13