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: Worth saying again: it is DRY dry out here. Lots of fields like this. Plowing the dust. #endangeredriver #cadrought John D. Sutter (@jdsutter) June 19, 2014 Question: what is john's concern about california? Answer: that they're having a major drought.

Ex Output:
yes


Ex 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

Ex Output:
yes


Ex Input:
Context: Y'all gonna cut this out right NOW. You hear me?! :( Cliché (@CalamityCliche) February 9, 2015 Question: who's going to cut this out? Answer: ya'll

Ex Output:

yes