About: http://webisa.webdatacommons.org/440821962

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	The way it blends into JEE is a plus (not sure what you mean by not supporting transactions and some other points you made).
http://www.w3.org/ns/prov#wasQuotedFrom	theserverside.com