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: Cheers to @Letterman. A king, a king-maker, and probably the man most to blame for inflicting me on America. See you soon. Ricky Gervais (@rickygervais) April 3, 2014 Question: who sent michelle obama a letter? Answer: beyonce

Ex Output:
no

Ex Input:
Context: Enough is enough, #AsiaBibi's false imprisonment must end immediately, says @ALucieSmith D Catholic Herald (@CatholicHerald) July 22, 2015 Question: who does jessica lange look like Answer: caitlyn jenner

Ex Output:
no

Ex Input:
Context: Beyonce need her head thumped for thinking Howard and spellman the only two Hbcu's out here excelling mango child ✨ (@itsNiaaxo) April 25, 2017 Question: who does beyonce think are excelling? Answer: howard and spellman

Ex Output:
yes