Anchor: Generators respond by gradually reducing their emissions - reducing more than the cap requires early in the program in order to save allowances for use later in the program when the caps decline.
Entailed: The generators' emissions are gradually reduced as a response.
Contradiction: When the caps decline, the generators increase their emissions.
Contradiction: A man is opening a toolbox.
Contradiction: Hughes was eccentric and dramatic, which was in line with the las vegas ethos. 
Contradiction: Interview follows a strict format 
Contradiction: The least cost approach to operating the electric power system subjects to specific constraints.