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: UPDATE: The #Dignity1 and #Argos are on the way to the #SAR zone whilst the #Aquarius heads to restock in #Trapani. MSF Sea (@MSF_Sea) May 27, 2016 Question: what are on their was to the sar zone? Answer: dignity1 and argos

Ex Output:
yes


Ex Input:
Context: I mourn Nazimuddin Samad, 28, law student, secular blogger, killed in #Bangladesh. Extremism is a human rights issue. @UNSRCulture (@UNSRCulture) April 7, 2016 Question: how old was nazimuddin? Answer: 28

Ex Output:
yes


Ex Input:
Context: @cgihou @sewahouston @BAPS aiding students stranded near Braes Bayou during Houston Floods. #StaySafe #UniversityOfHouston — Arun Dev Kumar (@AdkArundevkumar) August 28, 2017 Question: what university are the students from? Answer: university of houston

Ex Output:

yes