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.

Example Input: Context: The @Royals may have lost, but this team and that city is all winner. Thanks for a GREAT post season. Congrats Giants and GO @KCChiefs!!!!— Eric Stonestreet (@ericstonestreet) October 30, 2014 Question: what team are they rooting for now? Answer: kcchiefs
Example Output: yes

Example Input: Context: Today we're taking action to restore our agency to its core mission. #KeepingPromises U.S. EPA (@EPA) March 28, 2017 Question: what meal was the scaling up nutrition meeting during? Answer: breakfast
Example Output: no

Example Input: Context: Ah Robin, I'm so sorry the earth couldn't stay worthy of you. Hope happiness awaits you.— jason alexander (@IJasonAlexander) August 11, 2014 Question: who did the earth not remain worthy of? Answer: robin
Example Output:
yes