PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Experience shows that a PES requires a few hundred watts up to about 1 kW of electricity to power all of the computers, radio transmitters and receivers, motors, valves, heaters, data storage devices, instruments, a host of sensors, and other devices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • what-when-how.com