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.

[EX Q]: Context: Karl Rove is a total loser. Money given to him might as well be thrown down the drain. Donald J. Trump (@realDonaldTrump) February 7, 2013 Question: who is a total loser? Answer: karl rove
[EX A]: yes

[EX Q]: Context: (1 of 2) @HeathrowAirport just took my pumped breast milk away. 10 ounces. Gone. Not okay. Alyssa Milano (@Alyssa_Milano) April 9, 2015 Question: how many ounces was taken? Answer: 10
[EX A]: yes

[EX Q]: Context: Palm beach zoo official: tiger trainer has died after mauling. Victim loved animals Cory Pippin (@CoryPippinTV) April 15, 2016 Question: what song was adele singing on the call? Answer: hello
[EX A]:
no