About: http://webisa.webdatacommons.org/447033600

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	You might also have to play around with the joins, although I can not think why an inner join on columns and types would stop results.
http://www.w3.org/ns/prov#wasQuotedFrom	codeproject.com