The facility has to include an anteroom, that is a space or room set between two doors that people pass through to reach the work area. The guideline notes that where there is no dedicated anteroom, a neighbouring room, whether certified or not, may serve as one if the Regulator approves, and the Regulator may set conditions on the room used that way.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.