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: Official sources now reporting the soldier is dead. From what I saw this morning his wounds were catastrophic— Peter Henderscare (@Henderburn) October 22, 2014 Question: who is report the soldier is dead? Answer: official sources

yes