Definition: 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.
Input: Context: It's been one year since these four boys decided to be strong and stay for us # One Direction (@1DsUniverse) March 25, 2016 Question: how many boys were strong and stayed? Answer: four

yes