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: A woman in a white dress is singing, a man in white dress is playing drums. Sentence 2: The woman is singing in front of a large crowd.
N

Sentence 1: The couple are looking downriver. Sentence 2: Two people look at what is ahead in their kayaking adventure.

N