About: http://webisa.webdatacommons.org/442962298

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	Such systems are well-known, and include such systems as PAYPAL system, IKOBO system, VERISIGN system, and other systems.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com