About: http://webisa.webdatacommons.org/118950168

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	The second (optional) condition is that the index (or indexes) to be maintained is a multi-column index.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es