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 Q]: Context: Can't sleep Too busy worrying about the controllers strike. Would prefer not to spend my holiday in the Airport. #airtrafficstrike— mafleen (@mafleen) June 25, 2014 Question: in what hospital is the msf team working? Answer: haradh hospital
[EX A]: no

[EX Q]: Context: Mr Cohen, I would not be surprised is Hillary is somehow behind this. Clinton's play dirty tricks when desperate. californiagirl*10 (@natashalarebel) January 2, 2016 Question: who is this tweet about? Answer: hillary clinton
[EX A]: yes

[EX Q]: Context: @cnnafricanstart "Start early, get your idea on the ground and work on it". Many good ideas die before they take off #CNNAfrica— Jayell (@DopeAF_) January 14, 2015 Question: how would one describe the arizona ucla game? Answer: fun
[EX A]:
no