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: The progress we made today in #Munich can and must improve the lives of the Syrian people.— John Kerry (@JohnKerry) February 12, 2016 Question: who made progress in munich in february 2016? Answer: the usa

yes