TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to choose whether the two sentences clearly agree (entailment)/disagree (contradiction) with each other, or if this cannot be determined (neutral). Your answer must be in the form of the letters E, C, and N respectively.
PROBLEM: Sentence 1: Blond girl looking down the grating on the road. Sentence 2: A girl is looking for her ball.

SOLUTION: N

PROBLEM: Sentence 1: Two men play their instruments while a third sings. Sentence 2: The man sings while two men play their instruments.

SOLUTION: C

PROBLEM: Sentence 1: Onlookers watch a man with a black helmet leaning against a tree, playing a type of instrument. Sentence 2: The tree is playing music.

SOLUTION:
C