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.
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Question: When did united last win the champions league?

Answer: 21 May 2008


Question: When does easter sunday fall on april 1st again?

Answer: 2029


Question: When did germany become a member of the league of nations?

Answer:
8 September 1926