PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Assuming time to the minute is an approximation and the time range may be represented in, for example, fifteen minutes, then time may require only four bits, rather than the eight to twelve bits used in the fixed time interval calculations, which may save four to eight bits per interval.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com