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: "If you are always trying to be normal, you will never know how amazing you can be." Maya Angelou - who was utterly amazing.— J.K. Rowling (@jk_rowling) May 28, 2014 Question: who does j.k. rowling quote? Answer: maya angelou
Example Output: yes

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: 🚨🚨🚨 @MACcosmetics and @StarTrek have teamed up for a "cosmic collaboration" for #SDCC. Watch us sample it now 🚨🚨🚨 USA TODAY Life (@usatodaylife) July 21, 2016 Question: tehy want you to watch them doing what now? Answer: sample it
Example Output:
yes