Premise: An man in a blue shirt and a boy in a white shirt are riding bikes down the sidewalk of a tree-line street on a sunny day.

Hypothesis: A man and a boy are jogging down a sidewalk on a cloudy day.
Relation: contradiction

Hypothesis: Two people are riding bicycles on a sidewalk.
Relation: entailment

Hypothesis: A man and a boy are riding bicycles home from church on a sunny Sunday afternoon.
Relation: neutral