About: http://webisa.webdatacommons.org/140334451

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 alternative variations, knob 570 and barrel 572 may be substituted with any suitable devices, such as a pull cord, button, lever or other actuator.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca