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: Hillary Clinton declined to comment on Trump's recent Bill Clinton attacks when I asked her today on the ropeline. Dan Merica (@danmericaCNN) December 29, 2015 Question: who declined to comment on trump's recent bill clinton attacks? Answer: hillary clinton.

A: yes
****
Q: Context: .@SheriffClarke: "I know [@POTUS] personally. Look, he does not have a racist bone in his body." # Fox News (@FoxNews) August 15, 2017 Question: where is flavio edreira from? Answer: brazil

A: no
****
Q: Context: Senator Luther Strange has done a great job representing the people of the Great State of Alabama. He has my complete and total endorsement!— Donald J. Trump (@realDonaldTrump) August 9, 2017 Question: who has donald trump's endorsement? Answer: senator luther strange

A:
yes
****