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.

Input: Consider Input: Sentence 1: Two dogs are running together through mowed grass. Sentence 2: Some dogs are running behind a cat.

Output: N


Input: Consider Input: Sentence 1: Two men play their instruments while a third sings. Sentence 2: The man sings while two men play their instruments.

Output: C


Input: Consider Input: Sentence 1: The man and woman are sitting by the boats. Sentence 2: The man and woman are inside the math classroom.


Output: C