About: http://webisa.webdatacommons.org/127767347

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	Others, such as the self-employed, may be permitted to affiliate on a voluntary basis.
http://www.w3.org/ns/prov#wasQuotedFrom	socialsecurity.gov