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.

Example Input: Sentence 1: A riot squad making their way through a crowd. Sentence 2: There is a riotous crowd outside.
Example Output: C

Example Input: Sentence 1: A man wearing with long hair is sewing a costume. Sentence 2: a costume maker is making a Halloween costume
Example Output: N

Example Input: Sentence 1: A young girl in a costume on the ground, with a hula hoop next to her. Sentence 2: The girl is a performer.
Example Output:
N