Anchor: Two white dogs are playing on the grass.
Entailed: Two dogs play on the lawn.
Contradiction: Two black chihuahuas are playing together.
Contradiction: Casinos maintain a steadfast business model.
Contradiction: Starting a practice is scary.
Contradiction: The prospect of punishment won't encourage research into the history of a corporation.
Contradiction: The man in the barber chair is waiting to be shaved by the barber.