Anchor: A man in a hat is sitting next to another man.
Entailed: A human sitting
Contradiction: Nobody is sitting
Contradiction: I bet your weather up there is pretty nasty all the time.  
Contradiction: Toni Morrison's book "Song of Solomon" involved slaves returning to Africa.
Contradiction: Your brother has three children.
Contradiction: The price range for the commercial tools was from $500 to $20,000+.