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.

Sentence 1: A man crosses the city street in a snowstorm while a van and garbage truck drive by. Sentence 2: A person crosses the city street in a snowstorm while a van and garbage truck drive by.
C

Sentence 1: A one man band with a red umbrella stops in front of a woman with a child in a stroller. Sentence 2: The woman has no child.
C

Sentence 1: A boy riding a green trick bike over some steps outdoors. Sentence 2: The boy riding the bike rode over steps outside.

C