About: http://webisa.webdatacommons.org/300090512

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	All they really need is a recursive method to go through each instance of an object, until they reach another object, then go down further into the tree, I am sure all objects end up as a model of simple types at the end.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com