Anchor: A woman in a brown dress sits on the lap of man, next to two women.
Entailed: A woman sits on a man's lap.
Contradiction: A woman stands on the train because there aren't any seats available.
Contradiction: There has been no research into the impact of interventions on patients' drinking.
Contradiction: There is a dog outside.
Contradiction: About time one disappeared, I think. 
Contradiction: A child throws a ball toward pins.