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 lady wearing a black jacket is loading bags up with flowers on a bike. Sentence 2: The woman is hailing a cab on a city street.
[EX A]: C

[EX Q]: Sentence 1: Young people are sitting and talking in a coffee bar. Sentence 2: The people are upset
[EX A]: C

[EX Q]: Sentence 1: A man in a black jacket and a woman with a pink shirt walking under a concrete bridge Sentence 2: man and woman walk
[EX A]:
C