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.
--------
Question: Context: Katy Perry rocking the Wii safety strap during the halftime show. #SuperBowl Funny Or Die (@funnyordie) February 2, 2015 Question: who was wearing a safety strap? Answer: katy perry

Answer: yes

Question: Context: Would you rock Beyonce's top-to-toe pizza outfit? We think it's the tastiest she's looked in years... Chicago Town (@chicagotown) September 11, 2015 Question: what food item inspired the outfit? Answer: pizza

Answer: yes

Question: Context: Nina leaving TVD is the worst thing that has ever happened in this fandom and we're not gonna survive this no nina = no tvd (@iDamonAndElena) April 7, 2015 Question: whose departure is the worst thing to have ever happened? Answer: nina's

Answer:
yes