Anchor: Man sitting on a bench in a wooded park, watching people walk past.
Entailed: A man is in a park.
Contradiction: Man sitting on a pyramid in a desert park, watching people walk past.
Contradiction: There is nothing that occurred to me about problems with automatic weapons.  
Contradiction: It is hard to build roads in this terrain.
Contradiction: Nike declined to be a sponsor.
Contradiction: A man is jogging.