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: I just talked to my mother in #Tehran. She was crying out of joy. Prayed for all youths, for Iran & all of us. Bless my mother! #IranDeal CameliaEntekhabifard (@CameliaFard) July 14, 2015 Question: why was mother crying Answer: out of joy

Answer: yes

Question: Context: Senator Bob Corker "begged" me to endorse him for re-election in Tennessee. I said "NO" and he dropped out (said he could not win without... Donald J. Trump (@realDonaldTrump) October 8, 2017 Question: what chat was this author partaking in? Answer: #cnnafrica

Answer: no

Question: Context: Marc Stein @ESPNSteinLineAfter beating the Bucks on Nov. 16, Atlanta was 9-2 and tied with the Cavaliers atop the East while sporting a scoring margin of +9.6 PPG.12/5/2016, 3:07:44 AM Question: who was atlanta tied with at 9-2? Answer: the cavaliers

Answer:
yes