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: Loved the opportunity to hang out with the troops today. Thank you for your service to our country. — Ben Garland (@BenGarland63) November 13, 2012 Question: why does the author thank the troops? Answer: for their service.

yes