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: With new TV deal, Premier League further solidifies itself as, by far, the richest domestic league in football Jake Cohen (@JakeFCohen) February 10, 2015 Question: which league is teh richest domestic league in football? Answer: ivory coast

Ex Output:
no


Ex Input:
Context: A studio needs to pick up @azizansari's #GhostPlane IMMEDIATELY. If not we'll just make a kickstarter. It'll be cheap.— Ian Eastwood (@Ian_Eastwood) December 8, 2014 Question: what does azizansari need for #ghostplane? Answer: a studio.

Ex Output:
yes


Ex Input:
Context: It's been one year since these four boys decided to be strong and stay for us # One Direction (@1DsUniverse) March 25, 2016 Question: how many boys were strong and stayed? Answer: four

Ex Output:

yes