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: A yellow-shirted runner runs with a number pinned to their shirt. Sentence 2: A naked runner has a number pinned to his beard.
C

Sentence 1: Two young men clutch rags in their hands as a elderly man tells them how to clean the large cross. Sentence 2: They look at the cross
N

Sentence 1: A man standing in a white lab coat with his arm raised. Sentence 2: a man is sitting on a chair.

C