About: http://webisa.webdatacommons.org/175106977

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	Again I found a few posts on this, but they all seem to date from the Beta1 era and had the same problems i.e. an error was returned.
http://www.w3.org/ns/prov#wasQuotedFrom	msmvps.com