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.

Ex 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

Ex Output:
no


Ex Input:
Context: It's been one year since these four boys decided to be strong and stay for us # One Direction (@1DsUniverse) March 25, 2016 Question: how long has it been without zayn? Answer: one year

Ex Output:
yes


Ex Input:
Context: The most poignant memory I've ever had at the Ryder Cup was in 1977 Tom Watson (@TomWatsonPGA) August 20, 2014 Question: where was the most poignant memory? Answer: the ryder cup

Ex Output:

yes