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: Another way to #pdxcarpet @flypdx. Take your own photo with #PDXCarpetIPA and Tweet it at us. Rogue Ales & Spirits (@RogueAles) January 13, 2015 Question: how long has the tweeter been waiting to return to the finals? Answer: 5 years
Example Output: no

Example Input: 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
Example Output: no

Example Input: Context: I hope Republican Senators will vote for Graham-Cassidy and fulfill their promise to Repeal & Replace ObamaCare. Money direct to States!— Donald J. Trump (@realDonaldTrump) September 20, 2017 Question: what are these memes based on? Answer: suarez and the world cup
Example Output:
no