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: Man cleans roller coaster. Sentence 2: Cleaning roller coaster
Example Output: C

Example Input: Sentence 1: A black young man with a t-shirt written "6" and "URKLE" is walking on a street with another young man while holding a basketball. Sentence 2: The men are playing football.
Example Output: C

Example Input: Sentence 1: A man in a orange jacket and blue backpack snowboarding down a mountain in pure white snow. Sentence 2: A man is skiing down the mountainside.
Example Output:
C