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.

Ex Input:
Questions: ['when is justin biebers birthday?']

Ex Output:
1994-03-01


Ex Input:
Questions: ['when was death valley found?', 'when was death valley founded?', 'when was it found national death valley park?', 'when death valley was found?', 'when was death valley founded in?', 'when was death valley national park found?']

Ex Output:
1933-02-11


Ex Input:
Questions: ['when was chrissa stands strong made?']

Ex Output:

2009-01-05