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: Obama to Bernie Sanders: "You look like 37,000 donations of $27 each" #WHCD CNN Politics (@CNNPolitics) May 1, 2016 Question: who is st louis locked on? Answer: new york rangers
Example Output: no

Example Input: Context: Google puts its best designer in charge of Google Glass, its biggest design problem. Nicholas Thompson (@nxthompson) January 15, 2015 Question: who did google put in charge of google glass? Answer: tony fadell
Example Output: yes

Example Input: Context: Late-November/late-December proposed for the 2022 FIFA World Cup: FIFA Media (@fifamedia) February 24, 2015 Question: where were many civilians abandoned? Answer: yemen
Example Output:
no