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.
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Question: Context: Why in this day in age do we rely on the physical recovery of black boxes? Flight data should be continuously streamed to the cloud #8501qs— Jacob Rossi (@jacobrossi) December 29, 2014 Question: who had to break through the ice in lake michigan Answer: cutter hollyhock

Answer: no


Question: Context: The media at the school that lost 16 pupils n 2 teachers in #GermanWingsCrash. Cold n rain matches the mood @CNN Paul Devitt (@cameramanCNN) March 25, 2015 Question: who are on the edge of their seats? Answer: survivors and family members of victims

Answer: no


Question: Context: "I'm my opinion the firearm shown in the surveillance stills is a glock pistol" witness testifies @susancandiotti Lawrence Crook (@LawrenceCNN) March 11, 2015 Question: what kind of firearm is shown in the surveillance stills? Answer: glock pistol

Answer:
yes