PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Without going into details right now - Mathematica is a great tool for doing this type of modeling - especially if you want an interactive demonstration or delivarable.So there are sensors on different vertical positions - the map will display the 3 levels in 3D so that you can view and switch levels on or off.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wolfram.com