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.

Input: Consider Input: Context: Thankful to be alive, full of admiration for the way Kenyan citizens responded, but concerned re ongoing terrorist threat. #Westgate6Months Sarah Holmes (@holmespest) March 20, 2014 Question: what team is lbj leaning towards? Answer: heat

Output: no

Input: Consider Input: Context: lemme tell you about louisville weather... now: 86% humidity tonight: flash flood tomorrow: 7-10 inches of snow marissa pantoja (@marissapantoha) March 3, 2015 Question: what is forecasted for tonight? Answer: flash flood

Output: yes

Input: Consider Input: Context: He was charged with investigating the World Cup bidding process, but he's had enough: CNN Football Club (@CNNFC) December 17, 2014 Question: who left a space that cannot be filled? Answer: roger rees
Output: no