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: How many Africans are connected to an electric grid? Do those connections actually work? 1UU0U Afrobarometer (@afrobarometer) March 14, 2016 Question: what is afrobarometer skeptical about? Answer: whether or not african's connections work

yes