In the article "Principles for the placement of the meta objects in the framework hierarchy" the underlying principles for placing the metaobjects in the framework hierarchy are described. In total there are six principles, the first of which is Composition:
The objects are arranged hierarchically in column 1.
An example of this can be found in the process dimension:
All meta objects in the column form a hierarchy from the highest level to the lowest, and the relationship between an underlying object to the parent is "is part of".
This principle has been applied as far as possible in all dimensions. Here is a selection that demonstrates this: