Anchor: Social Security is an unfunded pay-as-you-go system--most of the payments into the system are transferred to current retirees for current consumption, not saved as government bonds.
Entailed: Current retirees can directly use most of the payments. 
Contradiction: Most social security payment are saved as government bonds. 
Contradiction: You are the same style as your wife.
Contradiction: A human reading
Contradiction: People sitting in a crowded stadium.
Contradiction: There is an analysis which includes both rural and urban hospitals.