Anchor: Emissions were reduced faster than required, and at far less cost.
Entailed: Emissions declined more quickly and less expensively than anticipated.
Contradiction: Emission were not reduced and the costs soared.
Contradiction: No one has ever come in with an Indian coin of any sort!
Contradiction: She went to town to buy some long johns.
Contradiction: I slept for a bit. 
Contradiction: A man gets in trouble because of carnival rigging.