About: http://webisa.webdatacommons.org/312690848

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 means the client has to use some sort of caching, and with Safari not supporting IndexedDB at all (source: caniuse.com), he is sort of hard to implement in a web application.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org