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: A man watches a child swim in a shallow river. Sentence 2: The man and child are father and son.

Output: N


Input: Consider Input: Sentence 1: Pan handler playing the accordion on the sidewalk. Sentence 2: The man is busking.

Output: C


Input: Consider Input: Sentence 1: People walk on a metropolitan sidewalk in front of a bar and grill. Sentence 2: People eating in restaurant.


Output: C