About: http://webisa.webdatacommons.org/121039637

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	It's not particularly useful if you have anything other than a N:1
http://www.w3.org/ns/prov#wasQuotedFrom	postgresql.org