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 is standing in front of a brick storefront wearing a black jacket. Sentence 2: A boy is waiting for the bus.
[EX A]: C

[EX Q]: Sentence 1: Men, one walking, and one sitting balanced on a shaft. Sentence 2: Two men are sitting on a yacht
[EX A]: C

[EX Q]: Sentence 1: Five greyhounds are racing on a sand track. Sentence 2: The dogs were racing around the track.
[EX A]:
C