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: "Dirty" rains fell at our office & across much of Spokane. We are looking into source of this phenomena. #wawx NWS Spokane (@NWSSpokane) February 6, 2015 Question: where did kevin tweet from? Answer: anaheim california

no