Anchor: The happiness of one man and one woman is the greatest thing in all the world." His words took me back to earlier events. 
Entailed: The greatest of all things is the happiness of a man and a woman.
Contradiction: The greates thing in the world is the misery of a man and a woman.
Contradiction: a gymnast swimming
Contradiction: Two animals are running outside.
Contradiction: Nothing is swimming
Contradiction: 3 dogs are swimming near the road.