Motivation elements must be traceable to the core elements they motivate. A requirement, and indirectly a principle, outcome or goal, may be related to a structure or behaviour element by realization, a weaker influence link is also permitted, and meaning and value may be associated with any structure or behaviour element. A stakeholder may also be an operational party: a business actor, a role or a collaboration can be assigned to that stakeholder.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.