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: LeBron James is returning to the Cleveland Cavaliers, a source tells uuu. @KingJames #LeBronToClev Chris Sheridan (@sheridanhoops) July 9, 2014 Question: which sources says lebron james is returning to cleveland? Answer: sheridanhoops.com
answer:
yes


question:
Context: >@cnn @cnnhealth because we are an obese nation, full of addicts to drugs and alcohol who only crave more. #didn'tneedtoreadit— NGSiegel (@NGSiegel) January 10, 2013 Question: what is the nation full of? Answer: addicts to drugs and alcohol
answer:
yes


question:
Context: Everyone at #Crufts2015 horrified at death of Irish Setter Jagger & post-mortem found poison. Awful for all concerned Clare Balding (@clarebalding) March 8, 2015 Question: who was the death awful for? Answer: all concerned
answer:

yes