PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These time meters are particularly useful in keeping track of the amount of time that electrical or mechanical machinery or equipment (i.e. compressors, generators, computers, business machines, engines, etc.) have been operated, and this elapsed time information is useful to the operator in determining whether the machinery or equipment should or needs to be serviced or replaced.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com