Relation dl#exact_location__exactlocation (dl#entity,dl#region)
  supertype:  dl#generic_location__genericlocation
  inverse:  dl#exact_location_of
  subtype:  dl#location (dl#entity,dl#region)
     subtype:  dl#physical_location (dl#physical_endurant,dl#physical_region)
        subtype:  dl#spatial_location__spatiallocation (dl#physical_endurant,dl#space_region)
     subtype:  dl#temporal_location (dl#perdurant,dl#temporal_region)
        subtype:  dl#duration (dl#perdurant,dl#temporal_region)
  subtype:  dl#e_temporal_location (dl#endurant,dl#temporal_region)
  subtype:  dl#p_spatial_location__pspatiallocation (dl#perdurant,dl#space_region)
  subtype:  dl#abstract_location (dl#non-physical_endurant,dl#abstract_region)
  subtype:  dl#depends_on_spatial_location (dl#non-physical_endurant,dl#space_region)