Anchor: The chef, with his hand on the skillet, was preparing to show us how he makes his famous dish.
Entailed: The chef has a skillet.
Contradiction: The chef was in the back smoking a cigarette.
Contradiction: He lamented the fact that the tuna lacked any garlic even though tuna should always have garlic.
Contradiction: I think the same for Saddam Hussein. 
Contradiction: Value per hour of time spent in the Z.
Contradiction: Collective bargaining will allow doctors to control more the kinds of medicine and provide better care for patients.