Anchor: The percentage of possible deliveries on rural routes that are businesses is not known.
Entailed: Number of businesses on rural routes that have a delivery is not known.
Contradiction: There are no businesses on rural routes.
Contradiction: The man is driving his car.
Contradiction: Estimated Long-Term Ambient Concentrations of lung problems in people who do not smoke.
Contradiction: The owl is sleeping.
Contradiction: A dance party in a house