Anchor: And, these environmental improvements cost less than predicted because of the built-in market based incentives.
Entailed: The market based incentives that have been built into it are costing less.
Contradiction: The price of making the improvements to the environment was wildly underestimated.
Contradiction: The waters are very muddy on the coast and you cannot see any marine life.  
Contradiction: A couple takes a walk in the rain.
Contradiction: They have a concrete pool surrounded by chairs.
Contradiction: There is a track that the horse run on.