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.

Example Input: Questions: ['mussolini became prime minister of italy when?']
Example Output: 1922-10-31

Example Input: Questions: ['when did the dallas cowboys win there superbowl titles?', 'when did dallas cowboys win the superbowl?', 'what superbowls did cowboys win?']
Example Output: 1993

Example Input: Questions: ['when barrack obama president stop being president?']
Example Output:
2017-01-20