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: Three race dogs run to finish a race. Sentence 2: Some animals are running together.
C

Sentence 1: A lady wearing a black jacket is loading bags up with flowers on a bike. Sentence 2: The woman is hailing a cab on a city street.
C

Sentence 1: A man wearing tall black boots sweeping the ground with a small push broom. Sentence 2: A man is sweeping.

C