About: http://webisa.webdatacommons.org/150954634

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	It uses a virtual currency with reusable coins and detects forgery and other fraud when cashing coins at an off-line broker.
http://www.w3.org/ns/prov#wasQuotedFrom	dagstuhl.de