Anchor: and uh oh that thing eat gasoline  uh we could suck up thirty gallons in an afternoon of skiing
Entailed: That engine is a real gas-guzzler.
Contradiction: That's the most efficient engine out there. Fill her up before you leave and you won't have to worry about it for the rest of the trip.
Contradiction: Three men playing pool.
Contradiction: The importance of interface management comes into play while assessing the accountability of problems. 
Contradiction: The palm tree is on Mars.
Contradiction: If you want to look at the wonders of the deep in a different way, fins are optional, all you need is a breathing tube and a mask.