Anchor: Vrenna and Thorn walked down from the path of the bluff.
Entailed: Together, they walked down from the path of the bluff.
Contradiction: Vrenna and Thorn tumbled down from the path of the bluff.
Contradiction: The city was filthy and disgusting. 
Contradiction: A human staring
Contradiction: Seven dogs are playing at the beach.
Contradiction: Someone is running.