About: http://webisa.webdatacommons.org/210508752

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	Took a couple of years gto find SdM at a reasonable price but that too is a favorite...but I can see why some would be put off by it.
http://www.w3.org/ns/prov#wasQuotedFrom	basenotes.net