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 in black jumped with arms raised on a tennis court, as the opposing team in white walk towards the net. Sentence 2: Two tennis players taunt their opposition by jumping around and mocking them.
Example Output: N

Example Input: Sentence 1: A woman wearing a red poncho is talking on her cellphone while holding her daughter who is wearing a pink dress. Sentence 2: A woman is holding a child.
Example Output: C

Example Input: Sentence 1: This man is riding a lawn mower with a child on his lap. Sentence 2: The father and son are playing in the grass.
Example Output:
C