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: Many many thanks to all of the people who have called for my reinstatement. I'm very touched. We shall all learn next week what will happen.— Jeremy Clarkson (@JeremyClarkson) March 20, 2015 Question: what have people called for in regards to jeremy clarkson? Answer: his reinstatement
Example Output: yes

Example Input: Context: Lighting up Empire State Building harkens back to old-time practice. #NYPrimary #cool— Lesley (@plumcrzy) April 20, 2016 Question: what is jemima kirke's preferences? Answer: pits
Example Output:
no