Text: each additional 500 MWe plant might be reduced from 340,000 man-hours to about 310,000 man-hours, or about 2,170,000 construction man-hours for seven 500 MWe units at one plant.
Entailment: Each plant might be reduced from 340,000 man-hours to about 310,000 man-hours.
Contradiction: Each plant might be reduced from 340,000 man-hours to about 40,000.