Premise: Two kids riding a bike, both with helmets on the older child is giving a ride to the other child which is standing behind him on pegs that mount onto the bikes back wheel.

Hypothesis: A kid is riding a bike while another rides on its pegs.
Relation: entailment

Hypothesis: A kid rides a bike by himself with no safety gear.
Relation: contradiction

Hypothesis: A kid is riding a bike in the park while another one rides on the pegs.
Relation: neutral