Anchor: The man in a white shirt is guiding the horse down the street.
Entailed: A person is with a horse.
Contradiction: A woman and a horse are in the back of a truck.
Contradiction: We have discovered what was mysterious about the treaty draft.
Contradiction: The largest part of the iceberg is submerged.  
Contradiction: The Swords headed east in the broad of daylight. 
Contradiction: Something is hidden in this house.