instruction:
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: Philae:10 years in transitLanded on cometBounced (x2)Stuck in shadeSCIENCED ANYWAYLost powerWaitedOne month to goFOUND BY ROSETTA— Katie Mack (@AstroKatie) September 5, 2016 Question: how long did philae's journey take? Answer: 10 years.
answer:
yes


question:
Context: Moving to @ManUtd was my decision. It's exciting to play at the world's best club and in such a competitive league.— Radamel Falcao (@FALCAO) September 2, 2014 Question: who had a way about him? Answer: paul walker
answer:
no


question:
Context: Unreal, I just woke up and there was this monkey again... Lutz Pfannenstiel (@1_LPfannenstiel) July 3, 2014 Question: what is on top of lutz's head Answer: a monkey
answer:

yes