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: Thankful to be alive, full of admiration for the way Kenyan citizens responded, but concerned re ongoing terrorist threat. #Westgate6Months— Sarah Holmes (@holmespest) March 20, 2014 Question: what team is lbj leaning towards? Answer: heat

Answer: no


Question: Context: Why don't we have live cameras on planes, so when we detect something wrong, we can help the innocent and take over and help #GermanWingsQs— Miranda Woods (@Healing_Vibes) March 26, 2015 Question: what took away the best friend? Answer: cancer

Answer:
no