Anchor: You can have a park in your backyard (as I do) and still make it to work in 15 minutes (if you keep a sharp eye out for the potholes).
Entailed: You can get to work in 15 minutes, even if you have a park in your backyard.
Contradiction: Luckily there are no potholes you have to worry about.
Contradiction: The man and woman are in a boxing ring.
Contradiction: 327 passengers survived the crash of a charter plane in Malaga.  
Contradiction: There are sharks walking down the street.
Contradiction: I called him an asshole.