Anchor: His face was sick, but he managed to grin at Hanson.
Entailed: Regrdless of the sick look on his face, he managed to grin.
Contradiction: He could not stand to grin and his face was grim.
Contradiction: Jon is being murdered.
Contradiction: The British treat arguments as if they were a sport.
Contradiction: A man dances at a country club.
Contradiction: A couple are dancing.