About: http://webisa.webdatacommons.org/186811409

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	Control lines may be used to receive data from downhole instruments or to operate downhole devices such as valves, switches, sensors, relays or other devices.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com