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: My thoughts are with all those impacted by the catastrophic earthquake that struck Nepal this morning.— Rep. Lois Frankel (@RepLoisFrankel) April 25, 2015 Question: what is lois frankel upset by? Answer: the earthquake that hit nepal.
Example Output: yes

Example Input: Context: Sold out on Barbie collection, I'm told. More available at Amazon. What the hell is going on? #bananas#nuts#whoahttps:// Ava DuVernay (@AVAETC) December 7, 2015 Question: what is ava duvernay wondering about? Answer: barbie collection being sold out
Example Output: yes

Example Input: Context: Students at the University of Cape Town, South Africa attend a vigil for students killed in Kenya. #GarissaAttack Mr. B (@Benogola) April 7, 2015 Question: what did students at university of cape town attend? Answer: the daily show
Example Output:
no