About: http://webisa.webdatacommons.org/400564082

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	To take this approach, you will need to define your message types in a dll shared between client and server.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com