Definition: 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: Context: Ummmmmm #MariahCarey maybe u should not have missed that sound check... 🙉 #RockCenterXMAS— Shel Burks (@shelburks) December 4, 2014 Question: what did mariah carey miss? Answer: a sound check

yes