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: Worked out tonight with Amy and Dave . Total Black tour coming soon . Chris Rock (@chrisrock) January 12, 2017 Question: which tour did chris say was coming soon? Answer: total black tour

yes