Anchor: Jon glanced at Adrin and saw his pale face.
Entailed: Adrin's face was pale.
Contradiction: Adrin was in perfectly good health, was tanned by the sun, and was not afraid, so he was not pale.
Contradiction: That was definitely not the theory. 
Contradiction: There are 2.1 million computers included in the Department of Defense's information infrastructure.
Contradiction: There are no useful links on the web, all of them are useless.
Contradiction: A boy with a helmet jumps on a trampoline