Start Level 1 Node: Number Range ObjectsNumber Range ObjectsEnd Level 1 Node: Number Range Objects
      Start Level 2 Node: A Simple Number Range ObjectA Simple Number Range ObjectEnd Level 2 Node: A Simple Number Range Object
      Start Level 2 Node: IntervalsIntervalsEnd Level 2 Node: Intervals
         Start Level 3 Node: Differentiation by Financial YearsDifferentiation by Financial YearsEnd Level 3 Node: Differentiation by Financial Years
      Start Level 2 Node: SubobjectsSubobjectsEnd Level 2 Node: Subobjects
      Start Level 2 Node: GroupsGroupsEnd Level 2 Node: Groups
         Start Level 3 Node: Group TableGroup TableEnd Level 3 Node: Group Table
      Start Level 2 Node: Number Range Object with Subobjects and GroupsNumber Range Object with Subobjects and GroupsEnd Level 2 Node: Number Range Object with Subobjects and Groups
      Start Level 2 Node: BufferingBufferingEnd Level 2 Node: Buffering
         Start Level 3 Node: Main Memory BufferingMain Memory BufferingEnd Level 3 Node: Main Memory Buffering
         Start Level 3 Node: Parallel BufferingParallel BufferingEnd Level 3 Node: Parallel Buffering
      Start Level 2 Node: Creating and Maintaining Number Range ObjectsCreating and Maintaining Number Range ObjectsEnd Level 2 Node: Creating and Maintaining Number Range Objects
         Start Level 3 Node: Specifying the Type of Number Range ObjectSpecifying the Type of Number Range ObjectEnd Level 3 Node: Specifying the Type of Number Range Object
         Start Level 3 Node: Creating Number Range ObjectsCreating Number Range ObjectsEnd Level 3 Node: Creating Number Range Objects
         Start Level 3 Node: Interval MaintenanceInterval MaintenanceEnd Level 3 Node: Interval Maintenance
      Start Level 2 Node: Using a Number Range ObjectUsing a Number Range ObjectEnd Level 2 Node: Using a Number Range Object
      Start Level 2 Node: Function Groups for Maintaining Number Range Objects and IntervalsFunction Groups for Maintaining Number Range Objects and IntervalsEnd Level 2 Node: Function Groups for Maintaining Number Range Objects and Intervals
         Start Level 3 Node: Maintaining Intervals and GroupsMaintaining Intervals and GroupsEnd Level 3 Node: Maintaining Intervals and Groups
         Start Level 3 Node: Interface for Application Development for Maintenance of Intervals and GroupsInterface for Application Development for Maintenance of Intervals and GroupsEnd Level 3 Node: Interface for Application Development for Maintenance of Intervals and Groups
         Start Level 3 Node: Maintaining Number Range ObjectsMaintaining Number Range ObjectsEnd Level 3 Node: Maintaining Number Range Objects
         Start Level 3 Node: Number Assignment and InformationNumber Assignment and InformationEnd Level 3 Node: Number Assignment and Information
         Start Level 3 Node: UtilitiesUtilitiesEnd Level 3 Node: Utilities
         Start Level 3 Node: Overview of Function GroupsOverview of Function GroupsEnd Level 3 Node: Overview of Function Groups