About: http://webisa.webdatacommons.org/115211372

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	But this general requirement may sometimes block progress in particular situations.
http://www.w3.org/ns/prov#wasQuotedFrom	ssa.gov