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 musician plays on the streets for tips. Sentence 2: There is a person in the rain.
Example Output: N

Example Input: Sentence 1: A little girl is opening a birthday gift bag excitedly Sentence 2: The girl celebrates her ninth birthday.
Example Output: N

Example Input: Sentence 1: a black dog runs through a field. Sentence 2: The dog is chasing a cat.
Example Output:
N