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.

Example Input: 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.
Example Output: C

Example Input: Sentence 1: Three firefighters are trying to extinguish the flames from a burning car. Sentence 2: The fire is made of chocolate
Example Output: C

Example Input: Sentence 1: Four persons walk down a wet street. Sentence 2: People are going home.
Example Output:
N