About: http://webisa.webdatacommons.org/364616774

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	Your examples are not examples of good practice, but of dumping the unlucky to lighten the load.
http://www.w3.org/ns/prov#wasQuotedFrom	pressthink.org