instruction:
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 william henry harrison died?']
answer:
1841-04-04


question:
Questions: ['what date did napoleon die on?', 'when did napoleon bonaparte die?', 'when did napoleon die?', 'napoleon death?']
answer:
1821-05-05


question:
Questions: ['when did alexandra burke release he first song?']
answer:

2009-10-19