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: During karate practice, one student kicks through a wooden plank while another individual holds it at face-height. Sentence 2: The students are exercising indoors.
[EX A]: N

[EX Q]: Sentence 1: Two boys stand in front of vending machines. Sentence 2: Two girls sell lemonade.
[EX A]: C

[EX Q]: Sentence 1: A boy is attempting to climb an iron fence. Sentence 2: a boy is playing basketball
[EX A]:
C