Given a question and its paraphrases, answer the question. The answer should exactly answer all the questions given without any ambiguity. Don't give partial answers.
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Question: Questions: ['when was alfred hitler born?']

Answer: 1889-04-20


Question: Questions: ['in what year did canada join the united nations?', 'what did canada join the united nations?', 'what year did canada join the united nations?']

Answer: 1945-10-24


Question: Questions: ['when is kristen steward birthday?', 'when kristen steward brith?']

Answer:
1990-04-09