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.

[Q]: Context: Just beat a robot at beer pong. #CES2015 #onlyinVegas Ryan Owens (@RPOwens) January 7, 2015 Question: where did ryan owens beat a robot at beer pong? Answer: las vegas
[A]: yes


[Q]: Context: Almost 2/3 of American mothers say they would prefer a Mother's Day gift that helps someone else: Would yours?— World Vision USA (@WorldVisionUSA) May 7, 2014 Question: what role did carrie fisher play in the movie star was? Answer: carrie fisher played princess leia.
[A]: no


[Q]: Context: Sorry Jonathan Gruber, you can't shake off the Obamacare deceptions #FullRepeal Senator Ted Cruz (@SenTedCruz) November 14, 2014 Question: who is ted cruz addressing? Answer: johnathan gruber
[A]:
yes