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: Consider Input: Context: Committed to start drafting the comprehensive nuclear deal immediately. All will be served by a serious agreement based on mutual respect.— Javad Zarif (@JZarif) April 2, 2015 Question: what deal was being drafted Answer: the comprehensive nuclear deal

Output: yes


Input: Consider Input: Context: I want to speak to the future leaders of America. Don't let anyone define you but you. You have a responsibility to be yourself. Be proud.— Tim Scott (@votetimscott) November 5, 2014 Question: who does ted cruz want donald trump to talk to? Answer: president tsai

Output: no


Input: Consider Input: Context: These 4th graders from L.A. spent the weekend learning about US history and government. Now they're seeing #inaug2013. Obama Inauguration (@obamainaugural) January 21, 2013 Question: what event were the 4th graders invited to see? Answer: 2013 inauguration


Output: yes