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: Mariah Carey is doing a solid drunk karaoke version of a Mariah Carey song right now #RockefellerCenterTreeLighting— Adam Epstein (@aepstein) December 4, 2014 Question: who does bruce feldman source as new offensive coordinator? Answer: chip lindsey.

no