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: I sang Goodnight Robin, thanks for all the laughs....— Eric Idle (@EricIdle) September 28, 2014 Question: what did eric idle sing? Answer: goodnight robin

yes