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.

Ex Input:
Context: Melania must've liked Michelle Obama's 2008 Convention speech, since she plagiarized it.#GOPConvention #RNCinCLE Jarrett Hill (@JarrettHill) July 19, 2016 Question: did melania like michelle obama's 2008 convention speech? Answer: she must have

Ex Output:
yes


Ex Input:
Context: America is strongest when we unite & celebrate our diversity. When we promote those values abroad & live them here at home. #loveislove— Elizabeth Warren (@elizabethforma) June 12, 2016 Question: who did elizabeth banks say never made a movie with a female lead? Answer: steven spielberg

Ex Output:
no


Ex Input:
Context: Cavill filming Superman @justiceleaguewb scenes with a mustache is something I want in DVD extras— Chris Sylvia (@sylvioso) July 24, 2017 Question: who is cavill playing in the movie? Answer: superman

Ex Output:

yes