About: http://webisa.webdatacommons.org/1724602

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	According to one example implementation, an identifying device such as a card or badge having identifying information, is detected by the presence detector.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au