Anchor: Jon nearly dropped the blade when he realized the leather was human skin.
Entailed: The leather was made from human skin. 
Contradiction: Jon dropped the blade upon the sight. 
Contradiction: The black haired man continues his lecture even though no one attended.
Contradiction: A man is juggling with a tennis racket, basketball and a black ball
Contradiction: Large brown dog hates soccer.
Contradiction: They are friends.