Clause 7 details objectives, requirements and deliverables per phase; for a redesign, retrofit or modification, every effect on reliability, availability, maintainability and safety are identified and an impact analysis undertaken to decide how the life cycle is tailored, since existing processes and documents may be reused and the work concentrated on what differs from the original system.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.