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.

[EX Q]: Context: Crowd joins choir at #MikeBrown's funeral, singing & dancing to hymn, ""Every Praise." Eliott C. McLaughlin (@EliottCNN) August 25, 2014 Question: what knocked a house off its foundation? Answer: a mudslide
[EX A]: no

[EX Q]: Context: Joe Biden's having a scotch right now while Paul Ryan's mom is putting his "debate participation" certificate on the refrigerator. #vpdebate Buck (@buck4itt) October 12, 2012 Question: what do we need a full transition to? Answer: clean energy
[EX A]: no

[EX Q]: Context: Gareth Bale gives Wales a 1-0 lead vs Slovakia! Last goal for Wales in major international tournament came in 1958. SportsCenter (@SportsCenter) June 11, 2016 Question: when was wales last goal in a major tournament? Answer: 1958
[EX A]:
yes