Teacher: In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".
Teacher: Now, understand the problem? If you are still confused, see the following example:
what latitude is tropic of cancer, Answer: It currently (Year 2013) lies at 23° 26′ 15.143′′ north of the Equator.
Solution: Yes
Reason: This is a good example, and the given answer correctly answers the question.

Now, solve this instance: how long was richard nixon a president, Answer: His pursuit of the Alger Hiss case established his reputation as a leading anti-communist , and elevated him to national prominence.
Student:
No