About: http://webisa.webdatacommons.org/272090213

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	That was a while ago, and I have heard its much miproved recently, but it is worth bearing in mind that yuo might find alternative JPA impls easier to get going with, especially if your needs are not those of a large enterprise system.
http://www.w3.org/ns/prov#wasQuotedFrom	java-gaming.org