Anchor: The bases for these conclusions were in-depth case studies of three sites (Cleveland, Dallas, and New York City) together with information from reports prepared by six federal agencies and by environmental organizations and public interest groups and interviews with Environmental Protection Agency officials.
Entailed:  Our conclusions are based on studies of Cleveland, Dallas, and New York City.
Contradiction: The study was based on information from the DOT.
Contradiction: They were fully appreciated citizens, not slaves.
Contradiction: Dealer oil changes are expensive.
Contradiction: the cat is black
Contradiction: People are sitting on small rocks.