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.

Example Input: 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
Example Output: yes

Example Input: Context: I just talked to my mother in #Tehran. She was crying out of joy. Prayed for all youths, for Iran & all of us. Bless my mother! #IranDeal CameliaEntekhabifard (@CameliaFard) July 14, 2015 Question: why was mother crying Answer: out of joy
Example Output: yes

Example Input: Context: .@RyanReynolds and @blakelively only doing photos tonight but looking glamorous #statedinner# Cara Ann Kelly (@CaraReports) March 11, 2016 Question: who did marilyn mosby appear on stage with? Answer: prince
Example Output:
no