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.

Example Input: Context: Re: The MTV Awards. I wasn't really mad we didn't win. So I would never diss the actors who won. Not even Paul Walker. Seriously people!— Ice Cube (@icecube) April 15, 2014 Question: what type of animal has been spotted on mars? Answer: a rat
Example Output: no

Example Input: Context: Not rdy for the attention, but happy to show it takes all types to make @marscuriosity ! If only my coworkers wld stop making fun of me ;)— Bobak F. (@tweetsoutloud) August 6, 2012 Question: what did bobak help make? Answer: @marscuriosity
Example Output: yes

Example Input: Context: Bruce Feldman @BruceFeldmanCFBRE: Travonte Valentine&gt;in late Aug I ran into a longtime NFL scout who had plenty of intel on him. "It's not gonna work. He doesn't get it."1/19/2017, 4:00:59 PM Question: who is being attacked? Answer: potus
Example Output:
no