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: Two men play their instruments while a third sings. Sentence 2: The man sings while two men play their instruments.
C

Sentence 1: A car is driving towards a green mountain. Sentence 2: A car is driving away from the green mountain.
C

Sentence 1: Snowboarder wearing cream and brown snowsuit is jumping on a snowy slope. Sentence 2: they are snowboarding

C