Premise: A man is walking on a cobblestone street, in the opposite direction and a man and a woman.

Hypothesis: Three people are walking along a stone road, all going to the same location.
Relation: contradiction

Hypothesis: As a couple walks down a stone street, they pass a man going the other way.
Relation: entailment

Hypothesis: A person is walking down the street, whistling to himself, not noticing the man and woman who pass him.
Relation: neutral