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: Impressive launch and @SpaceX will soon make Falcon 9 landings routine -- so good for space! Kudos SpaceX!— Jeff Bezos (@JeffBezos) January 17, 2016 Question: why was mother crying Answer: out of joy

no