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: In regards to my new career as head ref for #OSUvsORE - Hey, I don't have a series any more - I had to do something. #OSUvsORE— Bob Newhart (@BobNewhart) January 13, 2015 Question: what is @bobnewharts new career? Answer: head ref for osuvsore

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: If I ever go back there, I'll do it in a positive way - #ToyaGraham's son after #BaltimoreRiots beating Anderson Cooper 360° (@AC360) April 30, 2015 Question: in what way does cooper want to go back? Answer: positive

Ex Output:

yes