The organization should establish contractual obligations that meet its requirements (4.2.2) on stated principles: continuity requirements agreed at contract entry or renewal, the moments when the organization can influence supplier behaviour (4.2.2), with recognition that some large suppliers will insist on their own terms and the organization must then develop its own strategies (4.2.1).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.