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.

Sentence 1: A black and white dog is going through an obstacle course. Sentence 2: A giraffe is eating a person.
C

Sentence 1: A mother holds one child and watches as the other stares around. Sentence 2: She is wary of something
N

Sentence 1: Two street vendors sit on the sidewalk and wait for customers. Sentence 2: Two dancers are dancing.

C