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: This is the Halftime Show that every kid who ever had to play the tree in the school play dreams of performing in #Superbowl— Jack Kimble (@RepJackKimble) February 2, 2015 Question: what is the event being referenced? Answer: the united states
Example Output: no

Example Input: Context: I couldn't agree more with @SenFeinstein. The American people deserve answers. Sen. Patrick Leahy (@SenatorLeahy) June 9, 2017 Question: what do the american people deserve? Answer: reporters
Example Output: no

Example Input: Context: I have no words. We lost a great sister today. Rest well #KerrieOrozco we will take it from here. #OPD— Sgt A Oetter (@OPDSGTAOetter) May 21, 2015 Question: who's sister was lost? Answer: lieutenant a. oetter
Example Output:
yes