The generic metamodel separates structure elements (nouns) from behavior elements (verbs): active structure, split into internal actors and external interfaces, plus passive structure, internal behavior, external behavior called services, and events. Any element may be composed of, aggregated into or specialized from elements of its own type, relationships not shown in the figures can be derived as set out in Section 5.7, and the complete permitted set appears in Appendix B.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.