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: ['when did leonardo invented the mona lisa?', 'what year did picasso paint mona lisa?', 'in which date was the mona lisa painted?']
Example Output: 1503-1506

Example Input: Questions: ['what century did william duke of normandy rule?']
Example Output: 10xx

Example Input: Questions: ['who is constace marie married to?']
Example Output:
kent katich