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 making a square with her fingers on a bus. Sentence 2: A woman throws gang signs on the bus.
Example Output: N

Example Input: Sentence 1: Three women wearing aprons, cooking together. Sentence 2: Three women sit together waiting for their pizza delivery.
Example Output: C

Example Input: Sentence 1: A dental patient is examined by a man and a woman in blue scrubs. Sentence 2: A man is examined by a man and a woman.
Example Output:
N