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: Incredible!! @Blaney puts the No. 21 team back on top! NASCAR (@NASCAR) June 11, 2017 Question: who is the man that put the team back on top? Answer: blaney
answer:
yes

question:
Context: I'm not saying LJ to Cavs is done deal or I know 4 a fact; just my gut feeling based on many conversations I've had around this story... Chris Broussard (@Chris_Broussard) July 7, 2014 Question: what alert is at level severe? Answer: french toast
answer:
no

question:
Context: A close family friend has an autistic boy and this was an anonymous letter slipped under her door. This is real. Lennon and Maisy (@lennonandmaisy) August 19, 2013 Question: what was the name of the photographer? Answer: john stillwell.
answer:
no