Anchor: Just on the outskirts of downtown are a couple of shopping malls that carry international duty-free goods.
Entailed: A couple of shopping malls near the downtown area sell international duty-free goods.
Contradiction: There are no shopping malls in town that sell duty-free items.
Contradiction: After eight centuries the noise is just horrendous.
Contradiction: The US has high coverage areas.
Contradiction: Yesterday was my thesis defense and I failed. 
Contradiction: Alcohol and snacks took the place of reports.