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 man on a skateboard does a trick on a ramp. Sentence 2: A guy on a skateboard goes on a ramp and does a trick to impress a girl
Example Output: N

Example Input: Sentence 1: A man wearing a black shirt leans over a pool table to take a shot. Sentence 2: A person playing billiards.
Example Output: C

Example Input: Sentence 1: Dog jumps over a man and catches a Frisbee in his mouth. Sentence 2: A dog sitting on a TV.
Example Output:
C