Anchor: The stone was mined rather than cut from the surface, and the tunnels can be explored with a flashlight.
Entailed: The stone was not cut from the surface and using a flashlight you can explore the tunnels.
Contradiction: The stone was cut from the surface and the tunnel is lit with lamps.
Contradiction: Him and Don Cazar were always at war, no matter whether it was profitable or not.
Contradiction: The old man is holding a stick in the grass.
Contradiction: Ryan's schemes completely exempted wealthy white people. 
Contradiction: The council decreed it to be so.