Text: Saving the Social Security surpluses produces unified budget surpluses for almost 20 years, as shown in figure 4.2, and eliminates the debt held by the public by 2015.
Entailment: Saving the Social Security surpluses produces unified budget surpluses for almost 20 years.
Contradiction: Saving the Social Security surpluses doesn't produce unified budget surpluses for almost 20 years