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: Seven construction workers working on a building. Sentence 2: The men are setting the building on fire.
Example Output: C

Example Input: Sentence 1: A man wearing a mustang shirt is getting ready to throw a knife at a competition. Sentence 2: A man wearing a mustang shirt getting ready to throw knives in a knife throwing competition in front of a crowd.
Example Output: N

Example Input: Sentence 1: Man rides a bicycle in a nearly empty courtyard in front of a large building. Sentence 2: A man is indoors.
Example Output:
C