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.

[EX 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?']
[EX A]: 75 years

[EX Q]: Questions: ["what was avi's first book that he wrote?", "what was avi's very first book?", "what was the name of avi's first book?", 'what was the first book avi wrote?', 'what was the first book of avi?']
[EX A]: things that sometimes happen

[EX Q]: Questions: ['patricia roberts harris was born when?', 'when was patricia roberts harris born?', 'when and where patricia robbert harris was born?', 'birthdate of patricia roberts harris?', 'when was patrcia roberts harris born?', 'when was patricia harris born?']
[EX A]:
1924-05-31