Anchor: The dog is walking through a grassy area.
Entailed: The grass is green.
Contradiction: The dog is in the bedroom.
Contradiction: He asked for the man to be thrown out of the house. 
Contradiction: You can get an excellent view of the city from the Cairo Tower.
Contradiction: No one is at the train station.
Contradiction: The fake hippos were fake-killed during the Pirates of the Caribbean ride and this scared the guests.