premise: Three children, two boys and a girl, are playing with the swings on a playground with residential houses in the background. hypothesis: The children are less than 20 yrs old.
entailment: Playing with swings is an activity one associates with children less than twenty years old.|entailment: A group of children are playing with the swings with residential houses in the background.|entailment: The two boys and a girl playing with the swings are less than 20 yrs old.