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: We had our laughs about Google Glass but we should be grateful they dare to do things that radical and encourage them to continue.— Justyn Howard (@Justyn) January 16, 2015 Question: who wrote this tweet? Answer: justyn howard

yes