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: Our very weak and ineffective leader, Paul Ryan, had a bad conference call where his members went wild at his disloyalty. Donald J. Trump (@realDonaldTrump) October 11, 2016 Question: who does donald trump think is an ineffective leader? Answer: paul ryan

Ex Output:
yes

Ex Input:
Context: If dopey Mark Cuban of failed Benefactor fame wants to sit in the front row, perhaps I will put Gennifer Flowers right alongside of him! Donald J. Trump (@realDonaldTrump) September 24, 2016 Question: who visited a haunted house with jimmy fallon Answer: kevin hart

Ex Output:
no

Ex Input:
Context: 🎆 #2018Prediction 2: More than one major player (cough*Charter*cough) will enter wireless space. 'cause if you don't feel abused enough by AT&T, Verizon or Comcast, Charter will surely do the job. John Legere (@JohnLegere) December 28, 2017 Question: who's relatives were taught their cultures had no value? Answer: emmy scott

Ex Output:
no