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: The #KayoolaSolarBus has just arrived at Kampala Serena ahead of its launch on Tuesday. Kiira Motors (@KiiraMotors) February 14, 2016 Question: where did the bus arrive? Answer: kampala serena
Example Output: yes

Example Input: Context: Journalism doesn't glorify criminals. Its job is to report, in this case report on the sickness that infects so many men #NirbhayaInsulted— Avinash Gavai (@Rantaramic) March 4, 2015 Question: was the report about men or women? Answer: men
Example Output: yes

Example Input: Context: Coach Maurice announces Kane missed today’s practice because he was meeting with team doctors. — Winnipeg Jets (@NHLJets) February 5, 2015 Question: who announced kane missed practice today? Answer: that's impossible to answer.
Example Output:
no