TASK DEFINITION: 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.
PROBLEM: Questions: ['when did the us go to war in iraq?']

SOLUTION: 2003

PROBLEM: Questions: ['when did guyana join the commonwealth of nations?', 'when did guyana join the common wealth of nations?', 'which month did guyana join commonwealth?', 'on what day did guyana join the commonwealth of nation?', 'when did guyana become a member of the commonwealth nations?', 'when did guyana join the commonwealth of nations?']

SOLUTION: 1966

PROBLEM: Questions: ['what year did helen keller go to radcliff?']

SOLUTION:
1900