Point,Node
Line,Node
Route,Node
Polygon,Node
Volume,Node
Temporal Reference,Node
Start Time,String
End Time,String
Resolution,String

!root!,Point,0,1
!root!,Line,0,1
!root!,Route,0,1
!root!,Polygon,0,1
!root!,Volume,0,1
Point,Latitude,1,1
Point,Longitude,1,1
Point,Altitude,1,1
Line,Point,2,2
Route,Point,2,*
Polygon,Point,3,*
Volume,Point,4,*
Temporal Reference,Start Time,0,1
Temporal Reference,End Time,0,1
Temporal Reference,Resolution,0,1