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 line waiting to get into a movie Sentence 2: The people are waiting to watch Harry Potter.
Example Output: N

Example Input: Sentence 1: A guy riding a skateboard in front of a graffiti wall. Sentence 2: A guy is sitting on his skateboard eating lunch next to a wall
Example Output: C

Example Input: Sentence 1: A man uses a shovel to fill in the dirt around a new fence post. Sentence 2: A man putting up a new fence.
Example Output:
N