Anchor: One black and white dog sleeps while the other two black and white dogs play with a plastic bag.
Entailed: The dogs are either black or white.
Contradiction: All of the dogs are asleep.
Contradiction: a dog sleeps in its bed at home
Contradiction: Three dogs are sleeping on a cozy bed.
Contradiction: The all make a meow sound when talking to each other.
Contradiction: Three dogs are eating a fish.