Anchor: No, I shouldn't say so, sir. 
Entailed: Sir, no, I shouldn't speak of it.
Contradiction: Yes, I will say everything, sir.
Contradiction: The blue dog has a green frisbee in its mouth.
Contradiction: AIDs has reduced homosexual life expectancy.
Contradiction: someone is riding a unicycle in front of a yellow convertible.
Contradiction: There are dogs playing outside.