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: Mariah Carey goes on her balcony enjoying the cool air, the sound of "All I Want For Christmas" plays in her head. "Soon," she whispers.— Frank Lowe (@GayAtHomeDad) November 6, 2014 Question: what sound is playing? Answer: all i want for christmas

Ex Output:
yes


Ex Input:
Context: Just beat a robot at beer pong. #CES2015 #onlyinVegas Ryan Owens (@RPOwens) January 7, 2015 Question: where did ryan owens beat a robot at beer pong? Answer: las vegas

Ex Output:
yes


Ex Input:
Context: There's no reason an #AAIronFist couldn't have appealed to audiences--unless you think general audiences can't relate to AsAm LEADS so...— Michi Trota 🔥🍜📖🦄 (@GeekMelange) March 8, 2017 Question: who is seen leaving court? Answer: madonna

Ex Output:

no