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: Nearby Army Pavilion has become a tent city. 1000s made homeless or too scared to be under a roof are squatting here. Tim Hume (@tim_hume) April 27, 2015 Question: what has become a tent city? Answer: the lord

Ex Output:
no


Ex Input:
Context: OMG NOT AGAIN , YOU KNOW WHAT IM OUT BYE #theshoe 9 — elsa (@recovercam) July 9, 2015 Question: what is the tweet in reference to? Answer: the shoe

Ex Output:
yes


Ex Input:
Context: .@POTUS' "deal" will hand #Iran billions in aid while giving it time and space to produce a nuclear bomb #IranDeal— Speaker John Boehner (@SpeakerBoehner) July 14, 2015 Question: what will potus deal hand iran? Answer: billions in aid

Ex Output:

yes