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 smiling dark-skinned young man sits on a stool at his outdoor workbench and makes a hand gesture of "two-thumbs-up". Sentence 2: A man smiles as he finishes a project at his outdoor workbench.

Ex Output:
N


Ex Input:
Sentence 1: Six men of varying ethnicity sitting at a table drinking beer, talking, and playing cards. Sentence 2: Two dudes yell at each other.

Ex Output:
C


Ex Input:
Sentence 1: Two girls in evening wear are looking back and smiling. Sentence 2: The girls are taking a nap.

Ex Output:

C