About: http://webisa.webdatacommons.org/356369690

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 could not find it quickly but there is info in the Codex http://codex.wordpress.org/Main_Page somewhere about working with databases including an external.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.org