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: HMS Lancaster, known as the 'Queen's Frigate', sent a message of congratulations to @KensingtonRoyal on the new birth Royal Navy (@RoyalNavy) May 2, 2015 Question: what is the hms lancaster known as? Answer: the queen's frigate
Example Output: yes

Example Input: Context: Some of you have pointed out that #CrimingWhileWhite helps other White folks realize policing isn't fair. My heart still hurts.— Elon James White (@elonjames) December 4, 2014 Question: what country's relations concern putin? Answer: russia
Example Output: no

Example Input: Context: Democrats are laughingly saying that McCain had a "moment of courage." Tell that to the people of Arizona who were deceived. 116% increase!— Donald J. Trump (@realDonaldTrump) September 23, 2017 Question: what percentage increase did the people of arizona receive? Answer: 116%
Example Output:
yes