About: http://webisa.webdatacommons.org/201194012

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	This is probably a silly question, but I have always been under the impression that 'abt' means 'about'. eg. abt 1887 Just out of interest if there is a written document stating a year, why then add 'abt' to the date.
http://www.w3.org/ns/prov#wasQuotedFrom	ancestry.com