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: Gov declares state of emergency as Commonwealth responds to flooding & prepares for more dangerous weather. Terry McAuliffe (@GovernorVA) September 30, 2015 Question: who declared a state of emergency? Answer: the commonwealth

yes