About: http://webisa.webdatacommons.org/37201582

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	Using these relays, a variety of external devices can be controlled, such as magnetic door locks and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com