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.

Example Input: Context: Breaking: @CharlestonPD confirm shooting unclear officially how many hurt. Saw 1 transported @ABCNews4#chsnews# Jason Tighe (@jtighe08) June 18, 2015 Question: what did chris rock ask his followers for? Answer: luck
Example Output: no

Example Input: Context: Ghostbusters 3 with an all female cast & @paulfeig directing sounds great! Kick it up another notch and add these 2 AndrewEricPlotkin (@andreweplotkin) August 2, 2014 Question: what franchise is this third movie part of? Answer: ghostbusters
Example Output: yes

Example Input: Context: Check out I survived #facebookdown! Available for the next 7 days via @Teespring: Alex Buchner (@AlexBuchner) January 27, 2015 Question: what nationality is #vanessahicks? Answer: american
Example Output:
no