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 green John Deere tractor in a field pulling a red trailer. Sentence 2: The John Deere tractor pulls the red trailer through the field.
[EX A]: C

[EX Q]: Sentence 1: A man plays billiards and aims for the balls. Sentence 2: A man shoots pool at a bar.
[EX A]: N

[EX Q]: Sentence 1: Welders work in low light conditions underground. Sentence 2: welders work underground
[EX A]:
C