About: http://webisa.webdatacommons.org/428005720

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	I can see this being implemented in two ways: One, Mozilla withholds security updates until there is a feature ready to go, which is just stupid - do not leave a hole if you have got a fix ready.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org