You will be given a definition of a task first, then some input of the task.
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: "The truth ... is that Jonathan Martin was never bullied by Richie Incognito or any member of the Dolphins Offensive line." Tom Pelissero (@TomPelissero) February 14, 2014 Question: how many boys were strong and stayed? Answer: four
Output:
no