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 city street scene adorned with people and rooftops. Sentence 2: Along the city street people are dancing on the rooftops.
N

Sentence 1: A man that has removed his shoes to kneel on a mat. Sentence 2: A booger flying through the 8th dimension of cheeseburgers.
C

Sentence 1: A man petting a dog. Sentence 2: A man refuses to pet a dog.

C