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: This is key: @DrFriedenCDC says viral hemorrhagic fever has never been transmitted in the USA. Our health system can isolate. — Mark Leon Goldberg (@MarkLGoldberg) September 30, 2014 Question: did these people love this person? Answer: our hearts literally hurting
Example Output: no

Example Input: Context: When you can take a selfie with three US Presidents, you do it!! — Tim Mickelson (@goodwalkspoiled) September 28, 2017 Question: how many us presidents did he take a selfie with? Answer: three
Example Output: yes

Example Input: Context: Congrats to Kate & Will on expecting your first child. The happiest day of your life to look forward to!— richardbranson (@richardbranson) December 3, 2012 Question: what type of day do kate & will have to look forward to? Answer: happiest
Example Output:
yes