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 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: The smiling woman in the red helmet is outdoors holding a very long rope. Sentence 2: A woman in a red helmet swimming through a lake.
Example Output: C

Example Input: Sentence 1: A man jogs down the street in front of a building under construction. Sentence 2: A man in tracksuit jogging.
Example Output:
N