• Ancestor : Stg::Model
• Block : Stg::World , Stg::BlockGroup , Stg::Model
• BlockGroup : Stg::Block , Stg::Model
• Canvas : Stg::Ancestor , Stg::ModelPosition , Stg::Model , Stg::PowerPack , Stg::WorldGui , Stg::Block , Stg::World
• Model : Stg::World , Stg::Block , Stg::WorldGui , Stg::BlockGroup
• ModelCamera : Stg::WorldGui
• ModelFiducial : Stg::World
• Option : Stg::WorldGui
• PowerPack : Stg::Model
• Ray : Stg::Model
• Region : Stg::Model
• SuperRegion : Stg::Block
• World : Stg::Block , Stg::Model
• World::Event : Stg::Model
• WorldGui : Stg::PowerPack , Stg::Model