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: There is a man, wearing a yellow shirt, and grimacing. Sentence 2: There is a man wearing a pained expression.

Ex Output:
C


Ex Input:
Sentence 1: A man sits at a table chatting with a woman who is looking at a book. Sentence 2: A woman tries to read her book while her husband refuses to leave her alone.

Ex Output:
N


Ex Input:
Sentence 1: A curly coated dog looking at another dog in the water. Sentence 2: A scene of two dogs.

Ex Output:

C