About: http://webisa.webdatacommons.org/412724132

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	Each database category has two record files: one is for the actual data entered into the records; the other is an index consisting of the first field of each record.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com