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.
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Question: Sentence 1: A man is playing a guitar. Sentence 2: the boy was listening

Answer: N


Question: Sentence 1: A man is standing beside a projection screen, and he is directing the attention of a certain area of the screen to other people sitting at tables to listen and watch. Sentence 2: People are gathered to watch a screen.

Answer: C


Question: Sentence 1: Two men in a an alleyway, one with his hands in his pockets looking one way the other looking behind him. Sentence 2: A man is sitting in an alleyway.

Answer:
C