About: http://webisa.webdatacommons.org/75618489

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	Then fill in the gaps between them with birth dates (estimated from censuses where necessary), state census records, city directories, immigration records, and other records.
http://www.w3.org/ns/prov#wasQuotedFrom	ancestry.com