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.

Input: Consider Input: 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

Output: no


Input: Consider Input: Context: RIP #OrnetteColeman: "Dancing in Your Head," live: Kurt Loder (@kurt_loder) June 11, 2015 Question: what is the title of the song mentioned? Answer: dancing in your head

Output: yes


Input: Consider Input: Context: Here are some event displays from the #RestartLHC splash events just seen by CMS! CMS Experiment CERN (@CMSexperiment) April 5, 2015 Question: what is pat sajak known for? Answer: being host on wheel of fortune.


Output: no