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: Not rdy for the attention, but happy to show it takes all types to make @marscuriosity ! If only my coworkers wld stop making fun of me ;)— Bobak F. (@tweetsoutloud) August 6, 2012 Question: what did bobak help make? Answer: @marscuriosity
Example Output: yes

Example Input: Context: Dracula never attacked those women. No proof. Did you see what they looked like. Anemic for sure. #TrumpBookReport— Marius Strydom (@Marius_Man) October 20, 2016 Question: who never attached those women? Answer: dracula
Example Output: yes

Example Input: Context: In South Carolina, in America, it takes a generation to go from having a grandfather who is picking cotton, to a grandson in Congress.— Tim Scott (@votetimscott) November 5, 2014 Question: what did tim scott's grandfather do? Answer: picking cotton
Example Output:
yes