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: Plugged in source says 90 percent chance @KingJames returns to #Cavs, & it'll be announced on 0: Chris Sheridan (@sheridanhoops) July 8, 2014 Question: which site will announce if king james is returning to the cavs? Answer: lebronjames.com
Example Output: yes

Example Input: Context: Can't believe I am Individual Pursuit World Champion!!! What an amazing week! Thank you so much for all the messages!— Joanna Rowsell MBE (@JoannaRowsell) March 1, 2014 Question: where is tomorrow's match taking place? Answer: rome
Example Output: no

Example Input: Context: A new radical Islamic terrorist has just attacked in Louvre Museum in Paris. Tourists were locked down. France on edge again. GET SMART U.S.— Donald J. Trump (@realDonaldTrump) February 3, 2017 Question: what happened to the terrorists? Answer: they were locked down
Example Output:
yes