About: http://webisa.webdatacommons.org/193530248

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	When the federal government created Social Security, all federal employees, including the President and members of Congress, were exempt from having to pay the Social Security tax.
http://www.w3.org/ns/prov#wasQuotedFrom	reference.com