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: Every now and then i post a message with a long caption because I'm speaking from my heart. I know Khloe (@khloekardashian) April 10, 2016 Question: where she is speaking from? Answer: her heart

Output: yes

Input: Consider Input: Context: PM: "I'm delighted by the news that the Duke & Duchess of Cambridge are expecting a baby. They will make wonderful parents." #royalbaby UK Prime Minister (@Number10gov) December 3, 2012 Question: is this clothing warmer or colder? Answer: warmer

Output: no

Input: Consider Input: Context: Ok I no I dropped a pretty good sized bomb on everybody yesterday but I've still got 1 very exciting day of work left before retirement! Rosie Napravnik (@RosieNapravnik) November 1, 2014 Question: why did a former tcu player sued tcu? Answer: for alleged abuse and harassment.
Output: no