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.

Ex Input:
Context: An exceptional performance from Dimitrov, who knocks out defending champ Murray 6-1 7-6 6-2 to reach his 1st Slam SF Wimbledon (@Wimbledon) July 2, 2014 Question: who lost to dimitrov? Answer: murray

Ex Output:
yes


Ex Input:
Context: NO ONE ELSE can hold that power.— Jada Pinkett Smith (@jadapsmith) September 19, 2017 Question: what can no one else hold? Answer: god's own county

Ex Output:
no


Ex Input:
Context: To accompany @grinsli story on hidden cameras discovered u, here's how to spot them: Josh Levs (@JoshLevs) November 10, 2014 Question: how can you spot the camera? Answer: what's the first grinsli story?

Ex Output:

yes