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.

Q: Context: I love all the snow pictures of my southern friends because they actually appreciate the snow 💖 ❄️— Abby Kreuser (@Abalicioussss) February 26, 2015 Question: where are abby’s friends from? Answer: the south

A: yes
****
Q: Context: #Mpeketoni attack has been attributed to Al Shabaab. Military surveillance planes are currently airborne to help police operations.— Disaster Operations (@NDOCKenya) June 15, 2014 Question: what is being done to help police operations/ Answer: military surveillance planes

A: yes
****
Q: Context: The progress we made today in #Munich can and must improve the lives of the Syrian people.— John Kerry (@JohnKerry) February 12, 2016 Question: what is scattered on top of the grave? Answer: earth.

A:
no
****