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: Uh oh! Dad showed up. No more fun anymore. ;-) @KelseyGrammer @twitter— William Shatner (@WilliamShatner) July 1, 2014 Question: who did william shatner say showed up Answer: dad

Output: yes


Input: Consider Input: Context: I don't need Google Glass. I'm married, so I already have someone in my peripheral vision giving me updates and telling me what to do next.— Damien Owens (@OwensDamien) January 16, 2015 Question: what doesn't damien owens need? Answer: google glass

Output: yes


Input: Consider Input: Context: Teams in Idlib still sifting through rubble after airstrike looking for survivors. RESTRAINT PLEASE #Syriaceasefire The White Helmets (@SyriaCivilDef) September 10, 2016 Question: where was this photo taken? Answer: idlib


Output: yes