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.

Ex Input:
Context: The media at the school that lost 16 pupils n 2 teachers in #GermanWingsCrash. Cold n rain matches the mood @CNN Paul Devitt (@cameramanCNN) March 25, 2015 Question: who are on the edge of their seats? Answer: survivors and family members of victims

Ex Output:
no


Ex Input:
Context: Rory had quite an adventure at No. 18 today. #QuickHits PGA TOUR (@PGATOUR) March 8, 2015 Question: what happened to the first shot in the tweet? Answer: the ball went into the water.

Ex Output:
yes


Ex Input:
Context: In the first eigth final #LaRoja will face the #Seleção today! Which team will suceed? #WorldCup #Brazil #BRAvsCHI Liebherr Group (@Liebherr) June 28, 2014 Question: who will laroja face today? Answer: selecao.

Ex Output:

yes