Anchor: This means that more kilowatthours of electricity are generated for every unit of energy consumed by the power plants.
Entailed: This means for every unit of energy the power plants consume, more kilowatthours of electricity will be generated.
Contradiction: This means that every unit of energy consumed by the power plants will generate fewer kilowatthours of energy than before. 
Contradiction: Neither the Congress or the Executive Branch have critical roles to play.
Contradiction: There is more than one boy.
Contradiction: The girl is crying her eyes out.
Contradiction: The figure is outside.