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.

Ex Input:
Sentence 1: An elderly woman with a bag walking under an airport sign. Sentence 2: An old woman is actually a man.

Ex Output:
C


Ex Input:
Sentence 1: It's a giant, packed stadium, and the two teams of the soccer game border the edge of the field. Sentence 2: A packed stadium watches a soccer game.

Ex Output:
C


Ex Input:
Sentence 1: People are walking in a city street. Sentence 2: The city is busy.

Ex Output:

N