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: Some serious history doing the rounds here in #Monaco #historicgramdprix Amanda Davies (@AmandaJDavies) May 9, 2014 Question: what is monaco known for? Answer: the grand prix
Example Output: yes

Example Input: Context: Disappointing to lose tonight really wanted that one for Sam Tageson what a great kid and makes you appreciate what you have! #rolemodel jason demers (@jasondemers5) March 19, 2014 Question: who did jason demers want to win for? Answer: sam tageson
Example Output: yes

Example Input: Context: I apologize if I've offended anyone. The post was meant to be anti-racist with humour. I now understand that (...) Mario Balotelli (@FinallyMario) December 2, 2014 Question: how many finalist return Answer: three
Example Output:
no