About: http://webisa.webdatacommons.org/309839866

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	This is similar to why some people recommend having no public virtual methods (the functions virtual-ness is an implementation detail that should be hidden from clients), but I am not in that particular camp.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com