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 did united last win the champions league?

SOLUTION: 21 May 2008

PROBLEM: What does the gt stand for in dragon ball gt?

SOLUTION: Grand Tour

PROBLEM: Who wrote the lyrics to take me out to the ballgame?

SOLUTION:
John Godfrey Knauff