About: http://webisa.webdatacommons.org/435101346

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 should enable it, taking a small performance hit, unless your organization's end users are using browsers that already have it implemented, such as Mozilla Firefox and Google Chrome.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com