Anchor: A man operating a large yellow bulldozer.
Entailed: The man is a construction worker.
Contradiction: The man is driving a purple bulldozer.
Contradiction: The conflict has no chance of spreading to any countries except for Italy. 
Contradiction: The structure and functioning of terrestrial and aquatic ecological systems are regulated by nitrogen.
Contradiction: Used daily for years it is quite noticeable.
Contradiction: All citizens have the right to control their health.