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 is swimming with goggles. Sentence 2: A boy swimming.
C

Sentence 1: A group of Asian children participate in group activities in a classroom. Sentence 2: A group of Mexican children are eating lunch
C

Sentence 1: A motorcyclist stops at an empty crosswalk, while thirty or forty motorcycles and bicycles sit parked in the street beside him. Sentence 2: A man rides his motorcycle down the street.

C