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.

Ex Input:
Context: Flags at half mast for Whitney Houston? 4 Marines and 1 Navy serviceman assassinated by a terrorist on our soil.....nothing?— Curt Schilling (@gehrig38) July 20, 2015 Question: who is going to perform more tests? Answer: the state lab team

Ex Output:
no


Ex Input:
Context: Committed to start drafting the comprehensive nuclear deal immediately. All will be served by a serious agreement based on mutual respect.— Javad Zarif (@JZarif) April 2, 2015 Question: what deal was being drafted Answer: the comprehensive nuclear deal

Ex Output:
yes


Ex Input:
Context: respect the nyt, but not buying peas in guac. onions, garlic, hot peppers. classic. President Obama (@POTUS) July 1, 2015 Question: what had the colts always embraced? Answer: inclusiveness, tolerance, and a diverse fan base

Ex Output:

no