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: a brown and white dog has is mouth open ready to catch a green ball. Sentence 2: the people were on concrete
C

Sentence 1: A man wearing a green shirt on the runway fuels up a jetliner. Sentence 2: The man is preparing to ride an airplane.
N

Sentence 1: Two mimes dressed in black mime tug-of-war in a field while a small white dog runs between them. Sentence 2: Two mimes are playing tug of war while a dog is with them in a field.

C