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: Quarterback Tim Tebow is throwing a pass as his team guards against the opposing team. Sentence 2: A football player throwing a pass.
[EX A]: C

[EX Q]: Sentence 1: A crowd of people walk next to a train. Sentence 2: They are going on a trip.
[EX A]: N

[EX Q]: Sentence 1: a brown and white dog has is mouth open ready to catch a green ball. Sentence 2: the people were on concrete
[EX A]:
C