Anchor: With less energy efficiency technology penetrating the market, a greater level of control equipment must be installed and operated which, in turn, drives up the cost of generation.
Entailed: Technology is less energy efficient these days, therefore driving up the cost of generation.
Contradiction: Technology is more energy efficient, therefore the cost of electricity is decreasing. 
Contradiction: Two buses, one black and one white, are picking up passengers.
Contradiction: Entertainers are taking a break.
Contradiction: there is a riot happening
Contradiction: A man is prepared to go diving.