You will be given a definition of a task first, then some input of the task.
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.

Context: Disgusted! The news is devastating! America is being ruined right before our eyes! What an immoral pig you have to be to implement such BS!!— Rihanna (@rihanna) January 29, 2017 Question: what is rihanna upset about? Answer: trump
Output:
yes