About: http://webisa.webdatacommons.org/141781239

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	which I belive was two years after they were installed, there is a time
http://www.w3.org/ns/prov#wasQuotedFrom	compgroups.net