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 dressed in medieval clothing sits on a medieval type cart. Sentence 2: A sad man dressed in medieval clothing sits on a medieval type cart.
Example Output: N

Example Input: Sentence 1: The kayaker braces himself as he goes down the river. Sentence 2: The kayaker braces himself
Example Output: C

Example Input: Sentence 1: A female vendor dressed in a yellow work shirt with her back to the camera. Sentence 2: The camera is selling a yellow work shirt.
Example Output:
C