PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Problematically, use of such devices as measurement devices would introduce an unknown quantity to an existing measurement system, namely a measurement system user does not know which devices are going to be where, at the time a measurement is made. [0025] However, there are numerous applications for which probing systems utilizing mobile devices as probes are useful.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk