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 Input:
Context: my heart is broken. i love you profoundly my dear friend. and i will miss you everyday. may flights... Zachary Quinto (@ZacharyQuinto) February 27, 2015 Question: who caused all of this? Answer: blatter wasn't sole responsible, more have to follow.

Ex Output:
no


Ex Input:
Context: Don't even know what to say. To be in Vegas while this is happening, brings a pain to my heart. My team and I are safe Thank God! Prayers up— Trey Songz (@TreySongz) October 2, 2017 Question: what did songz say after he thanked god? Answer: that his team and him were safe

Ex Output:
yes


Ex Input:
Context: Republicans Senators are working hard to get their failed ObamaCare replacement approved. I will be at my desk, pen in hand!— Donald J. Trump (@realDonaldTrump) July 14, 2017 Question: what has the beam program completed? Answer: a significant milestone

Ex Output:

no