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 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 dog running in snow. Sentence 2: A dog is sleeping inside the house.
Example Output: C

Example Input: Sentence 1: A child in white shorts and a blue shirt is standing in the street. Sentence 2: A child waits to cross a street.
Example Output:
N