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: When you can take a selfie with three US Presidents, you do it!! Tim Mickelson (@goodwalkspoiled) September 28, 2017 Question: how many us presidents did he take a selfie with? Answer: three
Example Output: yes

Example Input: Context: #TGIF. Enjoy the best pics humans may see for decades of #Pluto, courtesy our #PlutoFlyby* NASA New Horizons (@NASANewHorizons) December 4, 2015 Question: when might be the next time that people might be able to see pluto as well as they can today? Answer: decades from now
Example Output: yes

Example Input: Context: Why would the USChamber be upset by the fact that I want to negotiate better and stronger trade deals or that I want penalties for cheaters? Donald J. Trump (@realDonaldTrump) June 29, 2016 Question: who might be upset due to the tweeter's remarks? Answer: the us chamber
Example Output:
yes