TASK DEFINITION: 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.
PROBLEM: Context: It's the Ides of March. Oh boy. Lettuce eat Caesar Salads. 😉— Brian (@revolution1913) March 15, 2016 Question: what is the causal problem? Answer: obamacare payments

SOLUTION: no

PROBLEM: Context: congrats to Gala Leon Garcia for becoming first female Spanish Davis cup captain today... hopefully first of many!— Andy Murray (@andy_murray) September 22, 2014 Question: where do you go to install the @nasa_eyes app? Answer: eyes.nasa.gov/juno

SOLUTION: no

PROBLEM: Context: I'm going to fight my heart out to make sure @realDonaldTrump's toxic stew of hatred & insecurity never reaches the White House.— Elizabeth Warren (@elizabethforma) May 4, 2016 Question: what describes donald's stew? Answer: toxic

SOLUTION:
yes