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: We're airborne as @CNN flies TOWARD a raging tropical storm heading toward Fla. over the Gulf of Mexico #avgeek Thom Patterson (@thompatterson) September 1, 2016 Question: who flew toward a raging tropical storm? Answer: @cnn

Output: yes


Input: Consider Input: Context: @nightlyshow is so good! I know people will be offended, but I'm glad that @ComedyCentral is starting a conversation that our country needs.— Josh Damigo (@joshdamigo) January 20, 2015 Question: what must the civilized world do according to trump? Answer: change thinking

Output: no


Input: Consider Input: Context: I sang Goodnight Robin, thanks for all the laughs....— Eric Idle (@EricIdle) September 28, 2014 Question: what did eric idle sing? Answer: goodnight robin


Output: yes