About: http://webisa.webdatacommons.org/197811121

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	in practice. It has to map to a URI which looks just like the normal sort of URIs
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org