About: http://webisa.webdatacommons.org/111344182

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	In one embodiment, signal devices such as LEDs can provide a user with an indication of whether the gate is open or closed (or otherwise to prompt the user to feed or discontinue feeding coins or other objects).
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca