About: http://webisa.webdatacommons.org/377563992

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	For example, in FIG. 1B, the various types of information, including web pages, flat files, index files, and RDBMS tables, are shown to contain customer purchase information.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com