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: Pres Obama recited poem on Bradlee by Sen Moynihan: “O rare Ben Bradlee/His reign has ceased/But his nation stands/Its strength increased.”— Mark Knoller (@markknoller) October 22, 2014 Question: who is a total loser? Answer: karl rove

Output: no


Input: Consider Input: Context: Crowd joins choir at #MikeBrown's funeral, singing & dancing to hymn, ""Every Praise." Eliott C. McLaughlin (@EliottCNN) August 25, 2014 Question: who's talking in the video? Answer: john kasich

Output: no


Input: Consider Input: Context: Asda are selling wearable England flags, they look dodgy to say the least... Kieran (@KieranCPhoto) May 29, 2014 Question: why would people miss their flight? Answer: because the tsa delayed the boarding process.


Output: no