About: http://webisa.webdatacommons.org/5311330

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	Now, according to the official blog post, the latest Opera 12.02 build will disable such feature as well, at least for the 32 bit versions of Windows builds.
http://www.w3.org/ns/prov#wasQuotedFrom	favbrowser.com