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.

[Q]: Questions: ['when did alexander graham bell die?', 'what age did alex graham bell die?', 'what age did the inventor alexander graham bell die?', 'what age was alexander graham bell when he passed away?']
[A]: 75 years

[Q]: Questions: ['when was tony romo first year to play for the cowboys?']
[A]: 2003

[Q]: Questions: ['when did kate middleton and prince will get married?', 'what day was prince william and kate middleton married?', 'when did prince william and kate got married?', 'what date did prince william and catherine middleton get married on?', 'what date did kate and william get married?', 'when did kate middleton and prince williem get married?']
[A]:
2011-04-29