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: You simply cannot modify or erase that video of the Presiding Officer LOUDLY calling out the results at the polling unit. #SitRoom15— Kathleen Ndongmo (@KathleenNdongmo) March 29, 2015 Question: what type of officer is it? Answer: presiding

Ex Output:
yes


Ex Input:
Context: @hankscnn @JKCorden I'm a huge UK comedy fan, and I'm so pleased by him and how well he's coming off. No one is lovelier or more deserving.— Dana Franks (@ariedana) March 24, 2015 Question: what are they a huge fan of? Answer: uk comedy

Ex Output:
yes


Ex Input:
Context: #Sochi2014 Bear is inconsolable after Russia's loss to Finland in the #IceHockey... :-( Sochi 2014 (@Sochi2014) February 19, 2014 Question: who beat russia at a game of ice hockey? Answer: assad

Ex Output:

no