About: http://webisa.webdatacommons.org/450054493

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	With this system, a document including a table is registered beforehand, and thereafter a correct keyword can be extracted from the registered document with high accuracy.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de