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.
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Question: Sentence 1: A man with black hair and gray pants is standing holding a helmet and looks very dirty. Sentence 2: A man is not clean

Answer: C


Question: Sentence 1: A brown dog is running along a grassy stretch divided by strings. Sentence 2: A black cat is running along a grassy stretch divided by strings.

Answer: C


Question: Sentence 1: A man sitting on the street carves various vegetables into flowers and animals. Sentence 2: A man sitting in the street.

Answer:
C