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: #IranDeal shows constructive engagement works. With this unnecessary crisis resolved, new horizons emerge with a focus on shared challenges.— Hassan Rouhani (@HassanRouhani) July 14, 2015 Question: when do they intend to fight till? Answer: until somalia is freed of all undemocratic elements.

no