Anchor: A black and white dog, a black dog and an orange dog are in the grass.
Entailed: A dog is in the grass.
Contradiction: A dog is running inside the house.
Contradiction: It is not necessary for you to personally try this out.
Contradiction: The car uses manual information sharing. 
Contradiction: A thin blond boy is shooting rubber bands at his sister across the room.
Contradiction: Dog catching a ball.