Given the task definition and input, reply with output. In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.

Context: Ahead of #MLKday2017, let us remember that many have tried to silence @repjohnlewis over the years. All have failed. Nancy Pelosi (@NancyPelosi) January 14, 2017 Question: what university are the students from? Answer: university of houston
no