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 man wearing a blue shirt makes a grouchy face. Sentence 2: A woman wearing a blue shirt makes a grouchy face.
[EX A]: C

[EX Q]: Sentence 1: Two identically dressed girls climbing a fence Sentence 2: They are mud wrestling
[EX A]: C

[EX Q]: Sentence 1: Pit crew working on a race car. Sentence 2: Toy stock car driver in trouble
[EX A]:
C