About: http://webisa.webdatacommons.org/170888817

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 system 20 (FIG. 1) may also capture information pertaining to modification and creation including date, time, identity of who made a modification, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com