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: Several teens are starting a race as older students observe the action. Sentence 2: Some tall humans.
N

Sentence 1: A man selling or delivering newspapers stands in front of a Spanish-language information sign. Sentence 2: A man holding newspapers next to a sign outside.
N

Sentence 1: A man wearing a black hat is walking through a busy city street. Sentence 2: the man is in the city

C