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 PICTURE OF PRINCES WILLIAM AND HARRY WITH THEIR FATHER THE PRINCE OF WALES. #FATHERANDSONDAY @KensingtonRoyal Mario Testino (@mariotestino) June 29, 2015 Question: what type of zone is someone in if you don't return their feelings? Answer: friend

Ex Output:
no


Ex Input:
Context: Nick Offerman salvaged the wood from the Parks and Rec set and made us all canoe paddles with it. World champion. Ken Tremendous (@KenTremendous) March 21, 2016 Question: what kind of helpline does jay sean need? Answer: breaking bad helpline

Ex Output:
no


Ex Input:
Context: Maybe #OJSimpson was just trying to grow a knife tree.— Matt Fernandez (@FattMernandez) March 4, 2016 Question: who might have been trying to grow a knife tree? Answer: oj simpson

Ex Output:

yes