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: MOTHER! is exactly the surreal demonic nightmare I never knew was missing from my life. Now it's here, I don't want to give it back. # Ryland Aldrich (@RylandAldrich) September 10, 2017 Question: what is here and not wanted to be given back? Answer: mother!

Output: yes


Input: Consider Input: Context: Vitaly Zdorovetskiy told his Twitter followers that he would streak at the WC final! 101 Great Goals (@102greatgoals) July 13, 2014 Question: who did vitaly tell that he would streak? Answer: his twitter followers


Output: yes