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: 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: who gives him strength? Answer: loved ones

Ex Output:
no

Ex Input:
Context: Melania must've liked Michelle Obama's 2008 Convention speech, since she plagiarized it.#GOPConvention #RNCinCLE Jarrett Hill (@JarrettHill) July 19, 2016 Question: did melania like michelle obama's 2008 convention speech? Answer: she must have

Ex Output:
yes

Ex Input:
Context: Thx for all ur concern about the break-in. Most importantly, everyone is safe. Guess that's what happens when the guard dogs go on vacation. Susan Sarandon (@SusanSarandon) August 4, 2014 Question: where were the guard dogs? Answer: vacation

Ex Output:
yes