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 in shirts and shorts are assembling a bench and other wooden items. Sentence 2: There are several men working on various projects.
[EX A]: C

[EX Q]: Sentence 1: A dog is running through a lake towards some trees. Sentence 2: A brown dog is running through a lake.
[EX A]: N

[EX Q]: Sentence 1: Two old men sit on park benches. Sentence 2: Old friends feeding the birds.
[EX A]:
N