About: http://webisa.webdatacommons.org/176209689

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	You have not mentioned though if you have looked for documents such as wills, obituaries and other items that might name Nancy as a relative.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com