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.

Sentence 1: Man taking a photograph of four ladies in a bar. Sentence 2: A man is taking a picture of famous people in a bar.
N

Sentence 1: Two white women, one wearing white and the other black, are laughing and wearing blue pins. Sentence 2: Two ladies,one in white and other in black are wearing blue pins and giggling.
C

Sentence 1: Two women are standing in front of a class of children talking about a book. Sentence 2: The female authors show their book to the students.

N