Definition: 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: Context: Watching the Ryder Cup highlights of Medinah 2012! Can't wait for Gleneagles!! #RyderCup #EuropeanTour #goeurope— Martin Kaymer (@MKaymer59) August 13, 2014 Question: to what cause do the demonstrators belong? Answer: black lives matter

no