instruction:
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.
question:
Context: Hey everybody, thanks for your concern. We're all safe & doing well in the Russian segment. Follow @Nasa for updates on @Space_Station today— Sam Cristoforetti (@AstroSamantha) January 14, 2015 Question: who balked on conditions? Answer: munchak
answer:
no


question:
Context: It takes immense courage to do what Zimbabweans have done today. Your fellow Africans stand with you ✊🏾 #ZimShutDown2016— Ndayi (@alainndayi) July 6, 2016 Question: what did zimbabweans do? Answer: zimshutdown2016
answer:
yes


question:
Context: Every time I've visited the #Syria region, I've thought it cannot get any worse. And then it does. We are #FailingSyria— Jan Egeland (@NRC_Egeland) March 12, 2015 Question: does the green room have gluten free pizza? Answer: the green room will have gluten free pizza.
answer:

no