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.

Example Input: Context: Best bar banner ever? Likely. Check it out, @BroBible. #brotips Fireball Whisky (@FireballWhisky) January 30, 2015 Question: just wait till who gets home? Answer: your father
Example Output: no

Example Input: Context: PM: "I'm delighted by the news that the Duke & Duchess of Cambridge are expecting a baby. They will make wonderful parents." #royalbaby UK Prime Minister (@Number10gov) December 3, 2012 Question: is this clothing warmer or colder? Answer: warmer
Example Output: no

Example Input: Context: "Donald Trump needs to perform well for candidates all across America to perform well" - @ScottWalker re down-ballot OutFrontCNN (@OutFrontCNN) August 16, 2016 Question: what channel is shown Answer: cnn
Example Output:
yes