Dear All,

Here my complete attempt to implement breaking the IsA between physical things and spacetime volumes. In the attached, the change tracking describes all changes between the previous version and the new one I could think of.

It implements the decisions of the last SIG Meeting.

In yellow are marked some properties that may have an added spatiotemporal formalization about the presence of parts.



 Dr. Martin Doerr
 Honorary Head of the                                                                   
 Center for Cultural Informatics
 Information Systems Laboratory  
 Institute of Computer Science             
 Foundation for Research and Technology - Hellas (FORTH)   
 N.Plastira 100, Vassilika Vouton,         
 GR70013 Heraklion,Crete,Greece