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: Environmental Racism + Indifference = Lead in the Water & Blood...The Poisoning of Flint's Water 0 #FlintWaterCrisis— Cornell Brooks (@CornellWBrooks) January 24, 2016 Question: what city is mr. brooks talking about? Answer: flint, mi

Output: yes


Input: Consider Input: Context: This is what dauntless leadership looks like. Thank you, @GovernorVA—proud to call you a friend. -H Hillary Clinton (@HillaryClinton) July 23, 2016 Question: who does hillary clinton call friend? Answer: governor of va

Output: yes


Input: Consider Input: Context: Ben Ainslie was sailing by Necker Island, boat had mechanical trouble so we helped rescue him! Richard Branson (@richardbranson) January 12, 2015 Question: who would obama rather help than democrats? Answer: sick people


Output: no