Anchor: I couldn't think of any witty retorts.
Entailed: I was not able to think of any come backs. 
Contradiction: I was able to think of many retorts. 
Contradiction: A snowboarder looks to the sky.
Contradiction: A blond-haired boy and a brown-haired girl are laughing.
Contradiction: The house is made of aluminum foil
Contradiction: Children who enter the world outside wedlock are desired by their mothers, but at a later time.