Anchor: There are two cars drifting on a track as spectators watch above.
Entailed: Cars are on a track.
Contradiction: Spectators are at the beer stand.
Contradiction: Entry and competition in the fast food industry. 
Contradiction: The Regulatory Impact Analysis contains research from the EPA. 
Contradiction: You use Macs.
Contradiction: Some of the articles are just pretentious statements about art itself.