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: Many people are gathered around a street with trees talking. Sentence 2: Somebody in the picture is communicating with another person.
C

Sentence 1: Three young ladies playing trumpets. Sentence 2: Two young ladies playing trumpets.
C

Sentence 1: A man in a blue helmet rides a mountain bike. Sentence 2: A man in a blue helmet is riding a mountain bike through the desert

C