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: #NepalEarthquake2 Casualties being moved from village #Mrigu to #Kathmandu by #IAF's MI-17 V5 helicopter. Sitanshu Kar (@SpokespersonMoD) May 12, 2015 Question: what caused there to be casualties? Answer: #nepalearthquake2

Ex Output:
yes


Ex Input:
Context: Why is easier to find an iPhone then to find a plane? Do they not have more then one tracking device? #8501QS #CNN— Catalina Buitano (@CatalinaSheeran) December 29, 2014 Question: what seems to have only one tracking device? Answer: a plane.

Ex Output:
yes


Ex Input:
Context: SIGN OF THE (END?) TIMES I call B.S. No way could that weasel ride on that woodpecker's back. Not without a saddle. Walter Burton (@thewalterb) March 3, 2015 Question: what did the weasel ride on? Answer: woodpeckers back

Ex Output:

yes


