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.

[EX 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.
[EX A]: C

[EX Q]: Sentence 1: Two older looking cars are on a drag race strip. Sentence 2: Two cars about to race.
[EX A]: N

[EX Q]: Sentence 1: A large group of people crosscountry skiing in the snow. Sentence 2: People skiing together on snow.
[EX A]:
C