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: Emma Sulkowicz carrying her mattress across the stage at #ColumbiaCommencement Tess Koman (@tessie_the_mess) May 19, 2015 Question: what is leslie wearing on stage? Answer: a custom siriano

no