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: #RedCross preparing a boat loaded with tarpaulins, set to sail for Nui tomorrow #CyclonePam @Federation New Zealand RedCross (@NZRedCross) March 19, 2015 Question: what kind of products is the red cross taking to nui? Answer: tarpaulins

Ex Output:
yes


Ex Input:
Context: #HIMYM creators stayed true to the story. Finale fit the show, even if it is not what I wanted. Can't stop thinking about it. #HIMYMFinale— John Eisele (@johneisele) April 1, 2014 Question: what type of discrimination do trans women face? Answer: extrme

Ex Output:
no


Ex Input:
Context: Honestly, I would empty out my saving account and throw it at #TheBachelor producers to see @ravengates09 punch a shark in the face.— Justin Kirkland (@justinkirkland4) February 14, 2017 Question: what does he want to see punched in the face? Answer: a shark

Ex Output:

yes