About: http://webisa.webdatacommons.org/199211151

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	For example, without limitation, sensor unit 604 may be a temperature sensor, a switch that is associated with a door or other portal, a biometric unit, an airflow detector, or some other suitable transducer or sensor device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com