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: "I would never be racing in my career if it wasn't for Sir Jack" - Mark Webber (@aussiegrit) Brabham (@BrabhamOfficial) October 24, 2014 Question: who is responsible for him racing? Answer: sir jack
Example Output: yes

Example Input: Context: #Munich Central Station and the railway station Pasing are meanwhile open again. We will remain on site and keep our eyes open.— Polizei München (@PolizeiMuenchen) January 1, 2016 Question: what city is the central station and railway station located in? Answer: munich
Example Output: yes

Example Input: Context: Many people have called our stations and dispatch center to express support. We appreciate it and are passing it on to our officers.— Phoenix Police (@phoenixpolice) July 9, 2016 Question: why did people call the phoenix police and dispacth center? Answer: to express support
Example Output:
yes