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: So Charlie from @GreenpeaceUK came to talk to us about why they were protesting! THANK YOU - we understand it now NetleyPrimary (@NetleyPrimary) May 19, 2016 Question: who was the representative for green peace uk? Answer: charlie

yes