PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The power conversion device (inverter) 1 also performs an inverse transform operation in which the storage battery 3 is used, mainly while a power failure detection circuit 14 is detecting a power failure or other abnormality, to convert DC power to AC power under the control of a PWM circuit 16 and supply AC power to the load device 4.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk