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: Emergency Medical Teams working to help a man involved in an automobile accident. Sentence 2: Medical teams working to save a hurt man.

Output: N


Input: Consider Input: Sentence 1: Blond girl looking down the grating on the road. Sentence 2: A girl is looking for her ball.

Output: N


Input: Consider Input: Sentence 1: A guy is operating a bulldozer, and they are working on the sewer lines. Sentence 2: The man is using a bulldozer.


Output: C