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: Help from the #sochi2014 volunteers has been brilliant so far, much needed when checking in 25 bags! Ben Wyatt (@BenWyattCNN) February 2, 2014 Question: how many checked bags did they have? Answer: 25

yes