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.

[EX Q]: Context: Very sad to say that one of my absolute all-time heroes has just passed away. RIP Stan Freberg. A legend, an inspiration, and a friend. Al Yankovic (@alyankovic) April 7, 2015 Question: who are the albuquerque police looking for? Answer: jon jones
[EX A]: no

[EX Q]: Context: The llama chase reminds me of story when I worked in Columbus. Wayward llama was killed by hit and run driver. We called it the llamacide. Steve Brusk (@stevebruskCNN) February 26, 2015 Question: which kind of animal was killed? Answer: a llama
[EX A]: yes

[EX Q]: Context: Today, we lost a member of the 4th Hour family. Rest in peace, Frank Gifford. Our prayers are with @KathieLGifford. Kathie Lee and Hoda (@klgandhoda) August 9, 2015 Question: what did his sign say? Answer: free weed 4 obama
[EX A]:
no