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: An older individual crosses the street on what seems to be an overcast day, traffic approaches in the background. Sentence 2: A person is outside.
[EX A]: C

[EX Q]: Sentence 1: A bicycle racer slides down the hill toward a flag while spectators watch along the tree lined route. Sentence 2: Someone is riding a yellow mountain bike.
[EX A]: N

[EX Q]: Sentence 1: A man and a woman make an exchange at a yard sale. Sentence 2: Southeby's is running the sale and their sign is visible.
[EX A]:
C