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 Q]: Sentence 1: a group of young men sing out together. Sentence 2: The men are vocalizing
[EX A]: C

[EX Q]: Sentence 1: The three girls are performing some kind of dance. Sentence 2: People are dancing.
[EX A]: C

[EX Q]: Sentence 1: A woman works at her computer inside a large office housing several rows of desks. Sentence 2: A woman is checking her email at work.
[EX A]:
N