Anchor: Aswan, Egypt's southernmost town, has played an important role throughout its long history.
Entailed: An important town throughout history, Aswan is also Egypt's southern most town.
Contradiction: Aswan is Egypt's northern most town.
Contradiction: Aswan is the northernmost town in Egypt.
Contradiction: As a listener, one is quite satisfied and doesn't feel the need to say anything in response.
Contradiction: You don't own cats, they own you. 
Contradiction: Clinics at the state's three law schools have been shut down for a while.