Anchor: Our work has shown that agencies can improve the extent to which they devolve authority for employees to make decisions and the extent to which they hold employees accountable for results.
Entailed: Our work has shown that agencies can improve the extent to which they devolve authority 
Contradiction: Our work has shown that agencies can't improve the extent to which they devolve authority 
Contradiction:  Change in national saving doesn't represents the sum of the change in personal and government saving
Contradiction: The people are crossing a bridge.
Contradiction: The three people are standing in a diner.
Contradiction: I enjoyed talking with you, but I must go.