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: My mom bought new conditioner and it sucks it isn't even conditioning my hair I blame obama— DONT FOLLOW (@heatherfarley98) August 5, 2013 Question: what time does the show start? Answer: 7pm est

Ex Output:
no


Ex Input:
Context: YES! I already admired #CATWOMAN so much (my first favorite female comic character) and what just happened in Issue 39 makes me so happy!— Catrina Dennis (@ohcatrina) February 26, 2015 Question: what issue makes catrina so happy Answer: 39

Ex Output:
yes


Ex Input:
Context: Can't sleep Too busy worrying about the controllers strike. Would prefer not to spend my holiday in the Airport. #airtrafficstrike— mafleen (@mafleen) June 25, 2014 Question: where does mafleen not want to spend the holidays? Answer: the airport

Ex Output:

yes