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 Q]: Context: We are Brazil #cnnireport #cnn #globonews #vemprarua #acordabrasil #alive #avenidapaulista #saopaulo Flavio Edreira (@flavioedreira) March 17, 2016 Question: what did the author wish upon robin williams? Answer: to rest in peace.
[EX A]: no

[EX Q]: Context: Crowd joins choir at #MikeBrown's funeral, singing & dancing to hymn, ""Every Praise." Eliott C. McLaughlin (@EliottCNN) August 25, 2014 Question: what knocked a house off its foundation? Answer: a mudslide
[EX A]: no

[EX Q]: Context: We mourn the loss of Mayci Breaux, an @LSU_Eunice student killed in last night's theater shootings. Prayers to her family and friends.— F. King Alexander (@lsuprez) July 24, 2015 Question: how was he killed? Answer: theater shooting.
[EX A]:
yes