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: Wishing everyone a happy & healthy New Year!— Governor Christie (@GovChristie) January 1, 2016 Question: the evening before posting, the author performed where? Answer: atl

Answer: no


Question: 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

Answer: yes


Question: Context: David @Letterman announced he's retiring in 2015. It's been 31 incredible years. Television won't be the same without you, Dave.— Ellen DeGeneres (@TheEllenShow) April 3, 2014 Question: what country was the river distaster? Answer: china

Answer:
no