About: http://webisa.webdatacommons.org/8231144

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 trigger signal may be generated by one or more reader or data modules (such as a proximity sensor, or the like), the user through the keypad, touch display or other input device, or may be down loaded from the host.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr