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.
--------
Question: 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.

Answer: no


Question: Context: Star Wars: The Force Awakens has completed principal photography. #StarWarsVII #TheForceAwakens — Star Wars (@starwars) November 6, 2014 Question: who explains what figured in clock move? Answer: science and security board

Answer: no


Question: Context: Gen Mattis last week: "If we did not have NATO today, we would need to create it"Pres-Elect Trump today: "NATO is obsolete"— Ivo Daalder (@IvoHDaalder) January 16, 2017 Question: why couldnt chris o'leary complete the survey? Answer: it was blank

Answer:
no