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: BREAKING: ATF sending additional agents from Portland along with K9 team to #UCCShooting tragedy.— ATF HQ (@ATFHQ) October 1, 2015 Question: where are the agents from? Answer: portland

yes