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: Heightened Security measures continue to prevent & respond to any attacks. Since 13.9 until today 380 Arabs arrested involved in rioting— Micky Rosenfeld (@MickyRosenfeld) October 15, 2015 Question: who is this about Answer: biden

no