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.

Context: People,I Just Found Out The Loss Of Spiritual Mother,The Late,Great Ruby Dee.I'm Crushed By This Bad... Spike Lee (@SpikeLee) June 12, 2014 Question: what was ruby dee's nickname? Answer: spiritual mother
yes

Context: Senator Bob Corker "begged" me to endorse him for re-election in Tennessee. I said "NO" and he dropped out (said he could not win without...— Donald J. Trump (@realDonaldTrump) October 8, 2017 Question: what chat was this author partaking in? Answer: #cnnafrica
no

Context: Sad to hear B.B. King has left us. I loved collaborating with him, loved his music, & his spirit. He changed music forever. God bless him.— Brad Paisley (@BradPaisley) May 15, 2015 Question: what was special about bb king? Answer: he changed music forever.

yes