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 young boy is smiling on the beach. Sentence 2: The boy mad because he had to sit downstairs for two hours.
Example Output: C

Example Input: Sentence 1: A pitcher from a Houston baseball team is mid-throw. Sentence 2: The baseball player is throwing the ball.
Example Output: C

Example Input: Sentence 1: A man plays billiards and aims for the balls. Sentence 2: A man shoots pool at a bar.
Example Output:
N