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.

Input: Consider 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

Output: yes


Input: Consider Input: Context: Mulder, it's me. Are you ready? MT @MichaelAusiello XF Revival Official @DavidDuchovny & @GillianA Back for 6 New Eps Gillian Anderson (@GillianA) March 24, 2015 Question: how did the police officer die? Answer: in the line of duty

Output: no


Input: Consider Input: Context: From backflips to @Koreanfan_KC, there's been magic brewing in Kansas City all year long: MLB (@MLB) October 9, 2014 Question: who was part of the magic brewing in kansas city Answer: koreanfan_kc


Output: yes