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: I am stunned by the failure to indict Eric Garner's killer.— John Legend (@johnlegend) December 3, 2014 Question: who's going to cut this out? Answer: ya'll

Output: no


Input: Consider Input: Context: #RedCross preparing a boat loaded with tarpaulins, set to sail for Nui tomorrow #CyclonePam @Federation New Zealand RedCross (@NZRedCross) March 19, 2015 Question: what kind of products is the red cross taking to nui? Answer: tarpaulins

Output: yes


Input: Consider Input: Context: dude, totally agree about @ClareDunnMusic. song move on is a hit.. badass song and totally unique vibe. Dierks Bentley (@DierksBentley) June 26, 2015 Question: who is performing at the party? Answer: macklemore.


Output: no