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: 4 -- For the 1st time in @ChampionsLeague history 4 german teams lost on a matchday. Novelty.— OptaFranz (@OptaFranz) November 26, 2014 Question: what did sutter do today? Answer: drug the boat.
Example Output: no

Example Input: Context: Just another night in the desert @justinbieber #beliebit Caroline Wozniacki (@CaroWozniacki) March 11, 2015 Question: what does she have in desert? Answer: another night
Example Output: yes

Example Input: Context: Rev Jesse Jackson at SC State House after Confederate flag vote: 'There's power in the blood of martyrs' re Charleston massacre #thestate— John Monk (@jmonkatthestate) July 9, 2015 Question: where was rev. jesse jackson? Answer: sc state house
Example Output:
yes