| Name | Kind | Description |
| name | attribute | element ID, comprehensible but sanitized. The tuple (category, name, org) is unique. |
| need sub object | use case | |
| next | relation | next additional LocatingPin, if any |
| node1 | class instance | |
| node2 | class instance | |
| node3 | class instance | |
| nodecreatertool | artifact | central Tool implementing the Renderengine building |
| NodeCreatorTool | class | This Tool implementation plays the central role in the buld process: given a MObject from Session, it is able to attach ProcNodes to the render engine under construction such as to reflect the properties of the MObject in the actual render. |
| nodes | relation | |
| NodeWiring | class | |