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: Two young men perform martial arts in front of a basketball hoop. Sentence 2: The men are swimming.
Example Output: C

Example Input: Sentence 1: One man in a red sweatshirt skateboarding while a man in a blue sweatshirt films him. Sentence 2: A man is skateboarding outside.
Example Output: C

Example Input: Sentence 1: A street with several people and several merchant booths along both sides. Sentence 2: The people are shopping.
Example Output:
N