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.

Q: Sentence 1: a large group of children performing on a stage in front of an audience Sentence 2: Some children are onstage, with observers.

A: C
****
Q: Sentence 1: Several people walking and pushing strollers along a street. Sentence 2: A group of moms are exercising with their babies.

A: N
****
Q: Sentence 1: A man cleaning windows on the 3rd story of a mansion Sentence 2: A man is working as a janitor.

A:
N
****