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.
--------
Question: Questions: ['when was john adams the vice president?', 'when was john adams elected vice president?', 'when was john adams elected for vice president?']

Answer: 1789-04-21


Question: Questions: ['what date did lucille ball and desi arnaz meet?']

Answer: 1940


Question: Questions: ['when did london become the uk capital?']

Answer:
11xx