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: Three guys playing outside acting silly. Sentence 2: Three black guys acting silly outside.
Example Output: N

Example Input: Sentence 1: 7 people smile and toast after a grand meal. Sentence 2: The group of 10 people are about to eat a meal.
Example Output: C

Example Input: Sentence 1: Two defensive players jumping in the air to block a quarterback's pass. Sentence 2: There are people playing football.
Example Output:
C