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: Large group of people running in a race sponsored by Adidas. Sentence 2: Adidas-sponsored race participants running.
C

Sentence 1: Man cleans roller coaster. Sentence 2: Cleaning roller coaster
C

Sentence 1: A shirtless man is having a conversation with a seated man while a blond woman sleeps. Sentence 2: A shirtless woman is having a conversation with a seated man while a blond woman sleeps.

C