instruction:
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.
question:
Context: Flags at half mast for Whitney Houston? 4 Marines and 1 Navy serviceman assassinated by a terrorist on our soil.....nothing? Curt Schilling (@gehrig38) July 20, 2015 Question: who is going to perform more tests? Answer: the state lab team
answer:
no

question:
Context: "I'm my opinion the firearm shown in the surveillance stills is a glock pistol" witness testifies @susancandiotti Lawrence Crook (@LawrenceCNN) March 11, 2015 Question: who brought down the house at the super bowl party? Answer: macklemore
answer:
no

question:
Context: Is PM Cameron a dummy? With monumental cuts in UK spending, how come he continues to spend billions of pounds ... Donald J. Trump (@realDonaldTrump) December 6, 2012 Question: what will the aid be used for? Answer: producing nuclear bomb
answer:
no