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: 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

yes