About: http://webisa.webdatacommons.org/409619217

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 interface 28 may include one or more buttons, switches, touch screens, or other controls for controlling the flow generator 20 and associated components.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com