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: Ken Rosenthal @Ken_RosenthalSource: Hurdles remain in Phillips talks between #Braves and #Reds. BP must be cleared medically. Injured left hand near end of last season.2/12/2017, 4:50:26 AM Question: what did bp injure last season Answer: left hand
Example Output: yes

Example Input: Context: Can the Scott adviser who suggesed he boycott debate over fan please report to spin room #FLGovDebate Adam Smith (@adamsmithtimes) October 15, 2014 Question: how did donald trump feel earlier? Answer: shackled
Example Output: no

Example Input: Context: Received guidance from the Electoral Commission. I feel I have no choice but to cancel #ThePartyParty. I'm so sorry. Kim Dotcom (@KimDotcom) January 16, 2014 Question: what is being cancelled? Answer: birthday party for kim dotcom
Example Output:
yes