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.

Sentence 1: Two white women, one wearing white and the other black, are laughing and wearing blue pins. Sentence 2: Two ladies,one in white and other in black are wearing blue pins and giggling.
C

Sentence 1: Two people hiking through a valley. Sentence 2: The two people are sitting on the couch.
C

Sentence 1: Two workers preparing a work site with a powered auger. Sentence 2: The workers have on heavy work boots for safety.

N