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: Uh oh! Dad showed up. No more fun anymore. ;-) @KelseyGrammer @twitter William Shatner (@WilliamShatner) July 1, 2014 Question: who did william shatner say showed up Answer: dad

SOLUTION: yes

PROBLEM: Context: @SamuelLJackson: Keep fighting and Stay Strong Strat! You can do it! #CapForStrat Samuel L. Jackson (@SamuelLJackson) May 14, 2014 Question: who does jackson encourage? Answer: strat.

SOLUTION: yes

PROBLEM: Context: In my telephone conversation with Merkel, Hollande and Putin I stressed that the situation around Debaltseve was in breach of Minsk accords. (@poroshenko) February 19, 2015 Question: what song is mc hammer referencing? Answer: just got paid

SOLUTION:
no