TASK DEFINITION: In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.
PROBLEM: Context: Today there were terror attacks in Turkey, Switzerland and Germany - and it is only getting worse. The civilized world must change thinking!— Donald J. Trump (@realDonaldTrump) December 19, 2016 Question: who is being congratulated by riz? Answer: all the nominees

SOLUTION: no

PROBLEM: Context: #Mpeketoni attack has been attributed to Al Shabaab. Military surveillance planes are currently airborne to help police operations.— Disaster Operations (@NDOCKenya) June 15, 2014 Question: what is being done to help police operations/ Answer: military surveillance planes

SOLUTION: yes

PROBLEM: Context: "You never monkey with the truth." - Ben Bradlee— Ryan Parker (@TheRyanParker) October 22, 2014 Question: what was shown over the last 9 months? Answer: support

SOLUTION:
no