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: Myth: GMOs are "needed to feed the world". Reality: GMOs have helped big agribusiness take over world's food supply. Dr. Jill Stein (@DrJillStein) July 29, 2016 Question: are gmo's needed to feed the world? Answer: gmo's are not needed to feed the world.

yes