Anchor: Alternatively, the fuel and communications networks they will build can be used to support an invasion.
Entailed: The fuel networks they build can be used to support an invasion.
Contradiction: The fuel and communication networks they build will serve no purpose. 
Contradiction: I never saw Trex's keep until I turned 16.
Contradiction: The person is looking at the camera.
Contradiction: The malls and tourist shops close every night at 9.
Contradiction: Things do not work in every instance.