In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify this question-answer pair into two categories: (1) "yes" if the given answer is right for question, and (2) "no" if the given answer is wrong for question.

Example Input: Context: #Oilers & Dallas tied 2-2 after 40 thanks to @cmcdavid97's 1st NHL goal #EDMvsDAL | READ > — Edmonton Oilers (@EdmontonOilers) October 14, 2015 Question: who tied with the dallas hockey team? Answer: oilers
Example Output: yes

Example Input: Context: Reported incidents of racism on rise means we're winning the battle | Roisin Wood (Pic: Getty) Guardian sport (@guardian_sport) March 2, 2015 Question: what are the people holding up in the picture? Answer: a flag and a banner
Example Output: yes

Example Input: Context: Goalkeeper scoring a winning penalty. #AFCON2015FINAL Gareth Bale (@GarethBale22) February 8, 2015 Question: who scored a winning penalty? Answer: a bisexual catwoman
Example Output:
no