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: Two men are on a boat cleaning the water. Sentence 2: the men are swimming
Example Output: C

Example Input: Sentence 1: Three men, one with a fishing pole, are sitting on a sidewalk. Sentence 2: The man are fishing
Example Output: N

Example Input: Sentence 1: The elderly lady in the green dress walks down the street while using a cane to support herself. Sentence 2: The lady is old.
Example Output:
C