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 cow lies on a walkway between two rails as some people relax nearby and a woman walks away. Sentence 2: A cow sleeps between two rails.
Example Output: N

Example Input: Sentence 1: A woman in black flips through pages of a book in a library as a girl in white wearing headphones smiles. Sentence 2: The father takes his son to the museum to read books.
Example Output: C

Example Input: Sentence 1: A juggling street performer with a sad look on his face. Sentence 2: A street performer, who is juggling, is saddened by his career prospects
Example Output:
N