Anchor: Somebody ought to be keeping an eye on the fellow. 
Entailed: Somebody should keep an eye on him. 
Contradiction: He doesn't need any extra attention. 
Contradiction: A man is making a sandwich.
Contradiction: cowboy rescues a falling boy
Contradiction: Two large cats are fighting with teeth bared near some trees.
Contradiction: I think that the citizens of America are under a great deal of stress at the moment.