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 Q]: Sentence 1: A smiling dark-skinned young man sits on a stool at his outdoor workbench and makes a hand gesture of "two-thumbs-up". Sentence 2: A man smiles as he finishes a project at his outdoor workbench.
[EX A]: N

[EX Q]: Sentence 1: A man getting help with fitness from a physical trainer in a gym. Sentence 2: A man and woman are standing.
[EX A]: C

[EX Q]: Sentence 1: A dog running with his tongue out. Sentence 2: An animal is running around.
[EX A]:
C