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 was joe biden elected for being a senator of deleware?']
answer:
1972


question:
Questions: ['when did us declare war on germany?']
answer:
1941-12-11


question:
Questions: ['hitler became chancellor of germany in what year?', 'what year did hitler become chancellor of germany?', 'what year was hitler elected the chancellor of germany?', 'in which year did hitler become the chancellor of germany?', 'what year did adolf hitler become chancellor for germany?', 'which date did hitler become chancellor of germany?']
answer:

1933-01-30