About: http://webisa.webdatacommons.org/438629475

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	I would not call it uncrowded by any stretch, but the rest of your description is spot on.
http://www.w3.org/ns/prov#wasQuotedFrom	chockstone.org