add: 'projects on to temporal region' subpropertyof 'occupies spatial region'

[zhengj2007]

From [email protected] on October 08, 2013 12:05:37

The former maps spatiotemporal regions to temporal regions the latter occurrents to temporal regions. Both temporal regions are the temporal extent. Since spatiotemporal region is an occurrent, the the projection relation obtains, the more general occupies relation obtains

Original issue: http://code.google.com/p/bfo/issues/detail?id=183