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.

Ex Input:
Sentence 1: A German shepherd is running through the snow. Sentence 2: A rottweiler is running through the snow.

Ex Output:
C


Ex Input:
Sentence 1: Two young men perform martial arts in front of a basketball hoop. Sentence 2: The men are swimming.

Ex Output:
C


Ex Input:
Sentence 1: An old man, sweating, holds his face in his hand. Sentence 2: A man after his excercise.

Ex Output:

N