ISO 8000-63 gives a way to measure how the ISO 8000-61 data quality management processes behave. Since 8000-61 describes every process by its purpose, its outcomes and its activities, the part supplies a structure with which an organization can build a measurement stack from exactly those three things for whichever process it wants to measure.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.