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: An elderly gentleman is exiting a building. Sentence 2: An old man has a cane.
Example Output: N

Example Input: Sentence 1: Athletes who are wearing numbered outfits are preparing to enter the water for a sporting event. Sentence 2: Polo players are getting ready.
Example Output: N

Example Input: Sentence 1: The men in white shirts take a break from working. Sentence 2: There are painters having lunch.
Example Output:
N