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.

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.
C

Sentence 1: An audience at a live concert cheering on the band. Sentence 2: A crowd gets angry after a band is late to make the stage.
C

Sentence 1: A guy without a shirt sleeping in front of a window. Sentence 2: A tired man with no shirt sleeps by a window.

N