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: It's the Ides of March. Oh boy. Lettuce eat Caesar Salads. 😉— Brian (@revolution1913) March 15, 2016 Question: what is the causal problem? Answer: obamacare payments
Example Output: no

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: Suspect located on the balcony of his residence deceased from a gunshot wound.— San Jose Police Dept (@SanJosePD) March 25, 2015 Question: what is @johncurschel favorite pi property Answer: euler's identity
Example Output:
no