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: #AFCON2015: Eq. Guinea sanctioned following Match 30 Ghana-Equatorial Guinea incidents -- Full Statement: CAF MEDIA (@CAF_Media) February 6, 2015 Question: what was the name of the incidents that caused the sanction? Answer: match 30 ghana-equatorial guinea incident
Example Output: yes

Example Input: Context: Few people could get diagnosed with cancer and immediately think of others instead of themselves.Julia Louis-Dreyfus is such a powerhouse. Adam Best (@adamcbest) September 28, 2017 Question: what is iggy azalea ready with? Answer: her music
Example Output: no

Example Input: Context: The schadenfruede that Mayim Bialik seems to have over the fact that she thinks that only pretty girls are sexually assaulted is gross— Ijeoma Oluo (@IjeomaOluo) October 15, 2017 Question: what does mayim bialik think about about pretty girls? Answer: only pretty girls get sexually assaulted
Example Output:
yes