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: Madiba has lived his life, it is for us to live the legacy. #FarewellTheeMadiba— Jakaya Kikwete (@jmkikwete) December 15, 2013 Question: what did kikwete say it is for us to do? Answer: live the legacy
[EX A]: yes

[EX Q]: Context: Hillary Clinton has stolen our innovative WikiLeaks twitter logo design. Compare: @WikiLeaks vs @HillaryClinton WikiLeaks (@wikileaks) April 12, 2015 Question: what did @montrealprotocol countries agree to? Answer: curb greenhouse gases
[EX A]: no

[EX Q]: Context: Looking forward to working with this legend. #Mufasa Jon Favreau (@Jon_Favreau) February 18, 2017 Question: what does jon think about mufasa? Answer: he thinks mufasa is a legend
[EX A]:
yes