About: http://webisa.webdatacommons.org/29258109

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	Even with these constraints, there is quite a few different possibilities for the construction of the tree, so most of the implementation is left to derived classes.
http://www.w3.org/ns/prov#wasQuotedFrom	implementingquantlib.com