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 doctor checks a woman's elbow. Sentence 2: A doctor inspects a patients broken arm.

Ex Output:
N


Ex Input:
Sentence 1: children sitting on the floor while one boy gazes off into space. Sentence 2: Kids are napping.

Ex Output:
C


Ex Input:
Sentence 1: A brown dog is carrying a stick too big for him over grass. Sentence 2: A dog is taking a bath in the river.

Ex Output:

C