Anchor: A light brown dog running through an obstacle course.
Entailed: An animal moves through a track.
Contradiction: A duck flies through the course.
Contradiction: A cat eats a fish.
Contradiction: If you knew how much rode on it then you wouldn't be. 
Contradiction: I was very surprised when something was found in the grate. 
Contradiction: a man and a woman stand together on the beach. the man is holding a fishing pole.