Anchor: Otherwise, Dave would find venom being transported into his blood in increasing amounts until the pain drove him mad.
Entailed: Dave would otherwise be in significant pain. 
Contradiction: He would be completely fine with the venom. 
Contradiction: The children wear black burkas.
Contradiction: A special panel reviewed the final analysis independently.
Contradiction: People are sleeping on the car.
Contradiction: There are people riding horses.