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

Example Input: Sentence 1: People are gathered on a stage. Sentence 2: Dogs are gathered on a stage.
Example Output: C

Example Input: Sentence 1: Two elderly women examine a cake on a table. Sentence 2: There is a pie on the table
Example Output:
C