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: Is 10lbs of snow enough? ShipSnowYo.com! ❄️ (@shipsnowyo) February 25, 2015 Question: who cancelled plans to return to akron? Answer: lebron james
Example Output: no

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: #TBT Back before I turned pro i used to moonlight as Captain America...lol tim howard (@TimHowardGK) January 22, 2015 Question: what did he turn? Answer: pro
Example Output:
yes