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: Good: Pixar's working on 'Toy Story 4' (woohoo!) Bad: Toy Story 3 ended perfectly. Why make Toy Story 4? Ugly: The wait for it till 2017.— Akshar (@AksharPathak) November 7, 2014 Question: who is making toy story 4? Answer: disney and pixar
[EX A]: yes

[EX Q]: Context: The WALL, which is already under construction in the form of new renovation of old and existing fences and walls, will continue to be built.— Donald J. Trump (@realDonaldTrump) September 14, 2017 Question: during construction of the wall, what is being newly renovated? Answer: old/existing fences and walls
[EX A]: yes

[EX Q]: Context: Learn how you can help the Cornwall campaign & to sound proof yr practice space: @BLOENVY Foo Fighters (@foofighters) March 23, 2016 Question: what campaign is seeking help? Answer: cornwall campaign
[EX A]:
yes