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 man watches a child swim in a shallow river. Sentence 2: The man and child are father and son.
Example Output: N

Example Input: Sentence 1: A man holding a chicken while he wears a mischievous grin on his face. Sentence 2: A man is stealing a chicken.
Example Output: N

Example Input: Sentence 1: The man in an orange hat smokes a cigarette. Sentence 2: A man is smoking outdoors.
Example Output:
N