Teacher: 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.
Teacher: Now, understand the problem? If you are still confused, see the following example:
Questions: ['what is the amount of us representatives of nevada?', 'what are the us representative number for nevada?','what is the number of us representatives in nevada?']
Solution: 4
Reason: The output answer is the exact answer for the given questions

Now, solve this instance: Questions: ['when did beckham play for manchester united?', 'when did david beckham play his first game for manchester united?', 'when was david beckhams first professional game as a manchester united player?']
Student:
1992-2003