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: When you can take a selfie with three US Presidents, you do it!! — Tim Mickelson (@goodwalkspoiled) September 28, 2017 Question: how many us presidents did he take a selfie with? Answer: three
Example Output: yes

Example Input: Context: God bless the Khan's who said what so many of us want to say. God bless them and their son. #DNCinPHL— Suhaib Webb (@ImamSuhaibWebb) July 29, 2016 Question: where did frances mcdormand give his speech? Answer: the golden globes
Example Output: no

Example Input: Context: Sneezing monkey is one of 211 new species found in #HiddenHimalayas > image @FaunaFloraInt WWF UK (@wwf_uk) October 6, 2015 Question: what is the new species in the hidden himalayas? Answer: sneezing monkey
Example Output:
yes