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: How might America's top commander in Afghanistan Ret. Gen. @StanMcChrystal fight #ISIS? Find out tonight 7pE on @CNN. — OutFrontCNN (@OutFrontCNN) September 12, 2014 Question: what time does the show start? Answer: 7pm est

yes