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.

[Q]: Sentence 1: Man cleans roller coaster. Sentence 2: Cleaning roller coaster
[A]: C


[Q]: Sentence 1: A surfer is in the air while surfing in the ocean, and there is a foamy wave crashing everywhere. Sentence 2: A surfer is surfing in the ocean.
[A]: C


[Q]: Sentence 1: The man is sitting on a couch drinking from a red cup. Sentence 2: There is a man sitting on a couch eating.
[A]:
N