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 Q]: Context: Imagine Cheryl ordering a pizza. Calls 2 separate places, tells one the address and the other the toppings. Goes hungry. #CherylsBirthday— Ted Laking (@YukonTeddy) April 15, 2015 Question: who calls 2 pizza places? Answer: cheryl
[EX A]: yes

[EX Q]: Context: And #GLORY wins. Look at those smiling faces. Common and Legend are masters with words. What a powerful Oscar moment. #SelmaIsNOW— Dine Alone Records (@dinealonemusic) February 23, 2015 Question: which music record won its oscar? Answer: glory
[EX A]: yes

[EX Q]: Context: Safe to assume that the ppl of Chicago were expecting something real. Wanted Spike to make #Chiraq the equivalent of "Do The Right Thing"— Blade Brown™ (@Jus_Got_It) November 4, 2015 Question: what's wrong with the photos? Answer: they look altered
[EX A]:
no