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 young boy in blue trunks plays in the water at an outdoor fountain with a brick foundation. Sentence 2: The little boy is playing in a sandbox while wearing swim trunks.
C

Sentence 1: Large group of people running in a race sponsored by Adidas. Sentence 2: Adidas-sponsored race participants running.
C

Sentence 1: Children are sitting and playing together on the rocks. Sentence 2: Fat children are sitting and playing together on the rocks.

N