PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As it stands today, it is the best method for compensating slow environmental or other reference drifts which combines very good noise rejection, high speed, simplicity, technical elegance and low implementation costs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com