Anchor: Severn spoke of cave-ins in the higher tunnels near the feet of the Old One.
Entailed: Some of the tunnels had caved in.
Contradiction: The tunnels were all in great condition.
Contradiction: A surfer is catching a huge wave.
Contradiction: I work in a Speech Lab.
Contradiction: Michael Lasky thought ahead and steered his business in the right direction before the market changed. 
Contradiction: It's hard to know how much national saving will increase.