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

[EX Q]: Sentence 1: A man wearing a black tank top and red plaid hat is smiling as a man behind him is playing with a colorful object. Sentence 2: A child swings on a playset.
[EX A]: C

[EX Q]: Sentence 1: A girl is helping a girl try on a white dress. Sentence 2: The girl tries on a black dress
[EX A]:
C