Anchor: American business has regained its competitive edge by reengineering its business practices to improve their effectiveness and, in the process, downsize their inhouse staff.
Entailed: American businesses have regained their competitive edge by changing their practices to improve effectiveness and downsize in-house staff.
Contradiction: American businesses have regained their competitive edge solely by increasing their own efficiency.
Contradiction: She only wears black clothing.
Contradiction: There is a boy in this picture
Contradiction: They lack any values because they don't know what it's like.
Contradiction: A woman is enjoying a beverage.