Anchor: A black dog in the water with a tennis ball in his mouth.
Entailed: A black dog is playing in the water
Contradiction: A black dog is sleeping on a doggie bed
Contradiction: The strength of cross elasticities is never focused on. 
Contradiction: He places his lips to the metal
Contradiction: I have absolutely no respect for Matisse, I care not for his struggles. 
Contradiction: Scuba diving can provide an even more profound sea experience.