About: http://webisa.webdatacommons.org/50832714

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 control signal can be any type of control signal capable of controlling a device, such as a radio frequency signal, an electrical signal, an infrared signal, an acoustic signal, an optical signal, or any other energy signal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com