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: my heart is broken. i love you profoundly my dear friend. and i will miss you everyday. may flights... Zachary Quinto (@ZacharyQuinto) February 27, 2015 Question: who caused all of this? Answer: blatter wasn't sole responsible, more have to follow.

Output: no


Input: Consider Input: Context: Today's UN resolution made it clear: the world won't accept #Russia's illegal annexation of #Crimea. #UnitedforUkraine— Samantha Power (@AmbassadorPower) March 27, 2014 Question: *there is no tweet shown Answer: *there is no tweet shown

Output: yes


Input: Consider Input: Context: #Westgate6Months life has no comma, it's continuous. We must accept finite disappointment, but never lose infinite hope.— KiprotichTannui (@kiprotichtannui) March 18, 2014 Question: what is happening at the empire state building? Answer: lighting it up.


Output: no