{
    "model": {
        "rank": 1063,
        "code": "thing-room",
        "model_id": "vr.tr.room",
        "name": "room",
        "purpose": "an area within a building enclosed by walls and floor and ceiling",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/room/",
        "tier": 2,
        "score": 189,
        "payload": {
            "layer": "wordnet",
            "aliases": [
                "adjoining room",
                "anechoic chamber",
                "anteroom",
                "antechamber",
                "entrance hall",
                "hall",
                "foyer",
                "lobby",
                "vestibule",
                "apadana",
                "back room",
                "ballroom",
                "dance hall",
                "dance palace",
                "barrelhouse",
                "honky-tonk",
                "barroom",
                "bar",
                "saloon",
                "ginmill",
                "taproom",
                "bathroom",
                "bay",
                "bedroom",
                "sleeping room",
                "sleeping accommodation",
                "chamber",
                "bedchamber",
                "beer hall",
                "belfry",
                "bilge well",
                "billiard room",
                "billiard saloon",
                "billiard parlor",
                "billiard parlour",
                "billiard hall",
                "boardroom",
                "council chamber",
                "booth",
                "cubicle"
            ],
            "aliasCount": 298,
            "merged": 189,
            "knownIn": 0,
            "facets": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "fixed",
                "scale": "built",
                "affordances": [
                    "observable"
                ]
            },
            "markers": [
                "artifact",
                "structure"
            ],
            "lexicalClass": "noun.artifact",
            "senseRank": 0,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "oewn:2024",
                "synset": "oewn-04112987-n",
                "ili": "i58265",
                "license": "CC BY 4.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-06T22:06:34Z",
                "providers": [
                    "Codex"
                ],
                "missingProviders": [
                    "Grok"
                ],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": null,
                        "turns": null,
                        "seconds": 2.2,
                        "error": "Error: Internal error: {\n  \"message\": \"API error (status 402 Payment Required): Grok Build usage balance exhausted\",\n  \"http_status\": 402\n}",
                        "retried": true
                    },
                    "codex": {
                        "seconds": 64.9,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a078c1-4f1f-7730-b0ee-c50d3e182f2c\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: room\nRegistry id: vr.tr.room\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: an area within a building enclosed by walls and floor and ceiling\nNam"
                    }
                }
            },
            "metaModel": {
                "id": "THING-ROOM",
                "registryId": "vr.tr.room",
                "name": "room",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/room/",
            "model": {
                "registry_id": "vr.tr.room",
                "name": "room",
                "purpose": "Enable an AI agent to recognise a room, assess its physical and operational state, and determine which uses or changes are supported by available evidence and authority.",
                "definition": "an area within a building enclosed by walls and floor and ceiling",
                "scope_statement": "This model owns the room as a bounded interior area within a building, including its enclosure, usable space, openings, immediate environmental conditions, and constraints on occupancy and alteration.",
                "in_scope": [
                    "Room identity and boundaries within its containing building",
                    "Interior geometry, clearance, and usable floor area",
                    "Doors, other openings, and connections to adjacent spaces",
                    "Intended, permitted, and observed room uses",
                    "Room-level environmental conditions and enclosure defects",
                    "Evidence and permissions needed to occupy, access, or alter the room"
                ],
                "out_of_scope": [
                    "The building's overall structural system and whole-building performance",
                    "Independent models of doors, windows, furniture, equipment, and installed services",
                    "People, organisations, and their broader activities",
                    "Whole-building circulation networks and evacuation plans",
                    "Property ownership, leases, and booking transactions",
                    "Outdoor areas and unenclosed functional zones"
                ],
                "distinguishing_features": [
                    "The candidate occupies an interior area within an identified building; being adjacent to or underneath a building is insufficient.",
                    "Walls, a floor, and a ceiling can be identified as its enclosing boundaries; the treatment of openings and incomplete enclosures must be explicit.",
                    "Its extent follows physical enclosure rather than only a furniture arrangement, painted line, booking label, or activity designation.",
                    "A collection of separately enclosed spaces is not treated as one room solely because it shares a name, tenant, or function.",
                    "A change of use or room label alone does not establish a new physical room; a subdivision or removal of enclosure requires a boundary review."
                ],
                "characteristics": [
                    {
                        "name": "Containing building and level",
                        "kind": "relation",
                        "unit_or_values": "References to the building and relevant level or levels",
                        "why_it_matters": "Locates the room and accommodates rooms spanning more than one level."
                    },
                    {
                        "name": "Enclosure configuration",
                        "kind": "category",
                        "unit_or_values": "Description of enclosing surfaces, openings, and any movable or incomplete boundaries",
                        "why_it_matters": "Supports the decision that the space qualifies as a room and establishes its extent."
                    },
                    {
                        "name": "Interior floor area",
                        "kind": "measurement",
                        "unit_or_values": "m², with measurement boundary, method, date, and uncertainty",
                        "why_it_matters": "Supports spatial comparisons and use assessments without conflating incompatible area conventions."
                    },
                    {
                        "name": "Clear height",
                        "kind": "measurement",
                        "unit_or_values": "m, with minimum, variation, and measurement locations",
                        "why_it_matters": "Identifies headroom constraints that a single nominal ceiling height can conceal."
                    },
                    {
                        "name": "Usable space",
                        "kind": "measurement",
                        "unit_or_values": "m² and clear dimensions, with excluded obstructions and assumed arrangement",
                        "why_it_matters": "Distinguishes the room's enclosed extent from space available for a proposed activity."
                    },
                    {
                        "name": "Adjacent spaces and access openings",
                        "kind": "relation",
                        "unit_or_values": "References to neighbouring spaces and connecting openings",
                        "why_it_matters": "Establishes how the room connects to the rest of the building."
                    },
                    {
                        "name": "Room use",
                        "kind": "category",
                        "unit_or_values": "Separately recorded intended, permitted, and observed uses, including unknown",
                        "why_it_matters": "Prevents a room label or current activity from being mistaken for permission."
                    },
                    {
                        "name": "Current occupancy",
                        "kind": "state",
                        "unit_or_values": "Observed count or occupied, unoccupied, or unknown, with timestamp",
                        "why_it_matters": "Informs immediate access and use decisions while preserving the observation's time limits."
                    },
                    {
                        "name": "Supported occupancy limit",
                        "kind": "measurement",
                        "unit_or_values": "Persons, tied to a use, layout, authoritative basis, and validity period; otherwise unknown",
                        "why_it_matters": "Avoids inferring a permissible occupant count from floor area alone."
                    },
                    {
                        "name": "Environmental observations",
                        "kind": "measurement",
                        "unit_or_values": "Temperature in °C, relative humidity in %, illuminance in lx, and other relevant measurements with location and time",
                        "why_it_matters": "Provides evidence for judging conditions against the requirements of a particular use."
                    },
                    {
                        "name": "Enclosure condition",
                        "kind": "state",
                        "unit_or_values": "Located observations of damage, dampness, gaps, deformation, or unknown condition",
                        "why_it_matters": "Identifies defects requiring investigation or restrictions without asserting an unverified cause."
                    }
                ],
                "affordances": [
                    "Locate and distinguish the room using its building context and observed enclosure.",
                    "Measure its extent and assess whether a proposed layout fits available clear space.",
                    "Check whether entry and movement through its openings are currently feasible and authorised.",
                    "Compare a proposed use with documented permissions, occupancy constraints, and observed conditions.",
                    "Identify room defects or unsuitable conditions and request inspection or corrective work.",
                    "Assess a proposed partition, opening, or use change and identify the approvals and neighbouring models it requires."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "room-identity-and-enclosure",
                        "name": "Room identity and enclosure",
                        "description": "Establishes which interior area is the room and how its physical boundaries define it.",
                        "rationale": "Room names and functional zones can diverge from physical enclosure, so recognition must resolve both location and boundary evidence.",
                        "layers": [
                            {
                                "id": "location-and-reference",
                                "name": "Location and reference",
                                "description": "Relates room identifiers to a specific interior location.",
                                "findings": [
                                    {
                                        "id": "room-reference-resolution",
                                        "name": "Room reference resolution",
                                        "description": "Record how labels, plans, and observations identify the same room or reveal conflicting references.",
                                        "questions": [
                                            {
                                                "text": "Which building and level or levels contain this room, and which references locate it unambiguously?",
                                                "kind": "definition",
                                                "id": "room-reference-resolution-q01"
                                            },
                                            {
                                                "text": "Which plan, sign, survey, or responsible party supports the room identifier, and when was it verified?",
                                                "kind": "provenance",
                                                "id": "room-reference-resolution-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "enclosing-surfaces",
                                "name": "Enclosing surfaces",
                                "description": "Identifies the walls, floor, ceiling, and discontinuities that delimit the room.",
                                "findings": [
                                    {
                                        "id": "physical-room-boundary",
                                        "name": "Physical room boundary",
                                        "description": "Record the enclosing surfaces and explain uncertain boundaries at openings, recesses, or movable partitions.",
                                        "questions": [
                                            {
                                                "text": "Which walls, floor, and ceiling enclose the candidate room, and where are their limits uncertain?",
                                                "kind": "boundary",
                                                "id": "physical-room-boundary-q01"
                                            },
                                            {
                                                "text": "At each wide opening or movable partition, what evidence supports treating the spaces on either side as one room or separate rooms?",
                                                "kind": "definition",
                                                "id": "physical-room-boundary-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "interior-geometry-and-fit",
                        "name": "Interior geometry and fit",
                        "description": "Describes the room's measured extent and the space available for activities and arrangements.",
                        "rationale": "A room's nominal area does not establish whether people, furniture, or activities fit its actual shape and clearances.",
                        "layers": [
                            {
                                "id": "measured-envelope",
                                "name": "Measured envelope",
                                "description": "Captures floor geometry and vertical extent under an explicit measurement convention.",
                                "findings": [
                                    {
                                        "id": "room-dimensions",
                                        "name": "Room dimensions",
                                        "description": "Record dimensions with sufficient spatial detail to represent irregular floors and varying ceiling heights.",
                                        "questions": [
                                            {
                                                "text": "What are the interior floor outline, area, and clear heights, including slopes, recesses, and low points?",
                                                "kind": "measurement",
                                                "id": "room-dimensions-q01"
                                            },
                                            {
                                                "text": "Which surface convention, method, date, and uncertainty apply to these measurements?",
                                                "kind": "provenance",
                                                "id": "room-dimensions-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "usable-clear-space",
                                "name": "Usable clear space",
                                "description": "Separates the enclosed room geometry from clear space available under a specified arrangement.",
                                "findings": [
                                    {
                                        "id": "layout-fit-and-obstructions",
                                        "name": "Layout fit and obstructions",
                                        "description": "Record how columns, fixtures, furniture, door swings, and required clearances affect a proposed layout.",
                                        "questions": [
                                            {
                                                "text": "Which fixed and movable obstructions reduce usable area or clear width in the current arrangement?",
                                                "kind": "measurement",
                                                "id": "layout-fit-and-obstructions-q01"
                                            },
                                            {
                                                "text": "Can the proposed arrangement fit while preserving the clearances required for its documented use?",
                                                "kind": "action",
                                                "id": "layout-fit-and-obstructions-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "room-access-and-connections",
                        "name": "Room access and connections",
                        "description": "Describes openings, neighbouring spaces, and the current feasibility of entering and leaving.",
                        "rationale": "A room can exist physically while being inaccessible, dependent on another room for access, or unsuitable for a particular movement requirement.",
                        "layers": [
                            {
                                "id": "openings-and-adjacency",
                                "name": "Openings and adjacency",
                                "description": "Maps room boundary openings to the spaces they connect.",
                                "findings": [
                                    {
                                        "id": "room-connection-map",
                                        "name": "Room connection map",
                                        "description": "Record each opening's destination and whether it serves passage or another function.",
                                        "questions": [
                                            {
                                                "text": "Which adjacent room, corridor, stair, exterior area, or other space lies beyond each opening?",
                                                "kind": "boundary",
                                                "id": "room-connection-map-q01"
                                            },
                                            {
                                                "text": "Which openings support passage, and which serve only light, ventilation, viewing, or services?",
                                                "kind": "definition",
                                                "id": "room-connection-map-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "entry-and-exit-feasibility",
                                "name": "Entry and exit feasibility",
                                "description": "Assesses room access against current opening conditions and the needs of a proposed movement.",
                                "findings": [
                                    {
                                        "id": "passage-conditions",
                                        "name": "Passage conditions",
                                        "description": "Record clear opening dimensions, thresholds, obstructions, and access restrictions without treating local access as proof of a complete exit route.",
                                        "questions": [
                                            {
                                                "text": "What clear widths, heights, threshold changes, and current obstructions affect passage into or out of the room?",
                                                "kind": "measurement",
                                                "id": "passage-conditions-q01"
                                            },
                                            {
                                                "text": "For the proposed person, mobility aid, or item, is passage feasible and authorised, and what onward-route evidence is still needed?",
                                                "kind": "action",
                                                "id": "passage-conditions-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "room-use-and-change",
                        "name": "Room use and change",
                        "description": "Connects room activities, occupancy, and proposed alterations to documented constraints.",
                        "rationale": "Physical fit and observed use do not by themselves establish that a room may support an activity or alteration.",
                        "layers": [
                            {
                                "id": "use-and-occupancy",
                                "name": "Use and occupancy",
                                "description": "Distinguishes room designation, permitted activities, and present occupation.",
                                "findings": [
                                    {
                                        "id": "supported-room-use",
                                        "name": "Supported room use",
                                        "description": "Record intended, permitted, and observed uses separately, together with the basis of any occupancy limit.",
                                        "questions": [
                                            {
                                                "text": "What uses are intended, documented as permitted, and currently observed in this room?",
                                                "kind": "definition",
                                                "id": "supported-room-use-q01"
                                            },
                                            {
                                                "text": "What source establishes any occupancy limit, and which use, layout, and conditions does that limit assume?",
                                                "kind": "provenance",
                                                "id": "supported-room-use-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "alteration-and-reconfiguration",
                                "name": "Alteration and reconfiguration",
                                "description": "Identifies what a proposed room change affects and who may authorise it.",
                                "findings": [
                                    {
                                        "id": "room-change-assessment",
                                        "name": "Room change assessment",
                                        "description": "Record proposed changes to use, partitions, openings, or layout and the evidence needed before proceeding.",
                                        "questions": [
                                            {
                                                "text": "Would the proposal alter only the arrangement, or also the room boundary, use, access, or dependence on building services?",
                                                "kind": "boundary",
                                                "id": "room-change-assessment-q01"
                                            },
                                            {
                                                "text": "Which responsible parties, permissions, and specialist assessments must be identified before the proposed change can proceed?",
                                                "kind": "action",
                                                "id": "room-change-assessment-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "room-conditions-and-readiness",
                        "name": "Room conditions and readiness",
                        "description": "Captures local environmental observations and enclosure condition relevant to using the room.",
                        "rationale": "Rooms with similar geometry can differ materially in usability because of local conditions, damage, and service availability.",
                        "layers": [
                            {
                                "id": "indoor-conditions",
                                "name": "Indoor conditions",
                                "description": "Records environmental evidence at locations and times relevant to the proposed use.",
                                "findings": [
                                    {
                                        "id": "use-specific-environment",
                                        "name": "Use-specific environment",
                                        "description": "Assess measured conditions against identified use requirements while preserving spatial and temporal variation.",
                                        "questions": [
                                            {
                                                "text": "What temperature, humidity, light, noise, or air-quality observations are relevant, and where and when were they obtained?",
                                                "kind": "measurement",
                                                "id": "use-specific-environment-q01"
                                            },
                                            {
                                                "text": "Which documented requirements apply to the proposed use, and what further evidence is needed to judge the room's conditions against them?",
                                                "kind": "action",
                                                "id": "use-specific-environment-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "enclosure-and-service-condition",
                                "name": "Enclosure and service condition",
                                "description": "Relates visible room defects and service availability to immediate use decisions.",
                                "findings": [
                                    {
                                        "id": "room-condition-response",
                                        "name": "Room condition response",
                                        "description": "Record located defects and unavailable services, separating observations from diagnoses and assigned corrective work.",
                                        "questions": [
                                            {
                                                "text": "Which enclosing surfaces show damage, dampness, gaps, or deformation, and which services needed for the proposed use are verified as available?",
                                                "kind": "measurement",
                                                "id": "room-condition-response-q01"
                                            },
                                            {
                                                "text": "What inspection, restriction, or corrective work is supported by these observations, and who has authority to determine the response?",
                                                "kind": "action",
                                                "id": "room-condition-response-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "What enclosure criteria should distinguish a room from an alcove, open-plan zone, or partly enclosed area when openings are large or partitions are movable?",
                "How should the registry distinguish rooms from enclosed corridors, lobbies, shafts, and other spaces that may satisfy the physical definition?",
                "Which conventions should govern room area, usable area, and height measurements, including recesses, mezzanines, and sloping ceilings?",
                "What identity rules should apply when a room is subdivided, merged, temporarily partitioned, or reconstructed?",
                "Which jurisdiction-specific and use-specific sources are required to judge occupancy, accessibility, environmental suitability, and alteration permissions?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 10,
                "findings": 10,
                "questions": 20
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "device, machine or tool",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched.",
            "facetsInferred": false,
            "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.",
            "purpose": "Give an agent a durable, checkable way to recognise a room, record what state it is in, and decide what may be done with it.",
            "whatItIs": "an area within a building enclosed by walls and floor and ceiling",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "fixed",
                "scale": "built"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: adjoining room, anechoic chamber, anteroom, antechamber, entrance hall, hall, foyer, lobby, vestibule, apadana, back room, ballroom.",
                "189 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it."
            ],
            "openQuestionsForResearch": [
                "Which of the bundles below does a real task actually need, and which are ceremony?",
                "What does this thing have that the facets do not capture at all?",
                "Which neighbouring kind is most often confused with a room, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "On the scale of a building: sited rather than moved.",
                "Stays where it was put; moving it is a project.",
                "Does nothing on its own; everything it does, something else did to it."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "adjoining room",
                        "anechoic chamber",
                        "anteroom",
                        "antechamber",
                        "entrance hall",
                        "hall",
                        "foyer",
                        "lobby",
                        "vestibule",
                        "apadana",
                        "back room",
                        "ballroom"
                    ]
                }
            ],
            "standing": "189 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one room from another, and a room from things that resemble it.",
                        "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.",
                        "layers": [
                            {
                                "id": "naming-and-identifiers",
                                "name": "Names and identifiers",
                                "description": "The names this thing goes by and the identifiers that survive translation and time.",
                                "findings": [
                                    {
                                        "id": "preferred-name-and-aliases",
                                        "name": "Preferred name, aliases and local names",
                                        "description": "Which name to use, which names mean the same thing, and which merely sound similar.",
                                        "questions": [
                                            {
                                                "id": "preferred-name-and-aliases-q01",
                                                "text": "What identifies and describes the name of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q02",
                                                "text": "Who or what asserted this about the name of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q03",
                                                "text": "What may an agent decide or do once the name of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "stable-identifiers",
                                        "name": "Stable identifiers and external keys",
                                        "description": "Identifiers that keep pointing at this kind of thing across systems and languages.",
                                        "questions": [
                                            {
                                                "id": "stable-identifiers-q01",
                                                "text": "What identifies and describes an identifier for a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q02",
                                                "text": "Who or what asserted this about an identifier for a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q03",
                                                "text": "What may an agent decide or do once an identifier for a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "classification-and-granularity",
                                "name": "Classification and granularity",
                                "description": "Where a room sits among kinds, and how finely a task needs to cut it.",
                                "findings": [
                                    {
                                        "id": "kind-and-parents",
                                        "name": "Kind, parents and neighbouring kinds",
                                        "description": "The classes this thing belongs to and the ones it is next to.",
                                        "questions": [
                                            {
                                                "id": "kind-and-parents-q01",
                                                "text": "What identifies and describes the kind of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q02",
                                                "text": "Who or what asserted this about the kind of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q03",
                                                "text": "What may an agent decide or do once the kind of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "distinguishing-features",
                                        "name": "Distinguishing features",
                                        "description": "What separates a room from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q02",
                                                "text": "Who or what asserted this about what distinguishes a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q03",
                                                "text": "What may an agent decide or do once what distinguishes a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "form-and-composition",
                        "name": "Form, composition and condition",
                        "description": "What a room is made of, what shape and size it takes, and what state it is in.",
                        "rationale": "A physical thing can be measured, and a model that cannot record its measurements cannot support any decision that depends on them.",
                        "layers": [
                            {
                                "id": "form-and-dimensions",
                                "name": "Form and dimensions",
                                "description": "Shape, size, mass and the ranges these take across examples at built scale.",
                                "findings": [
                                    {
                                        "id": "measurable-dimensions",
                                        "name": "Measurable dimensions and their units",
                                        "description": "The quantities worth recording and the units they are recorded in.",
                                        "questions": [
                                            {
                                                "id": "measurable-dimensions-q01",
                                                "text": "What identifies and describes the dimensions of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q02",
                                                "text": "Who or what asserted this about the dimensions of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q03",
                                                "text": "What may an agent decide or do once the dimensions of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "material-and-composition",
                                "name": "Material and composition",
                                "description": "Materials, parts and how they are put together.",
                                "findings": [
                                    {
                                        "id": "parts-and-materials",
                                        "name": "Parts and materials",
                                        "description": "What a room is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q02",
                                                "text": "Who or what asserted this about the composition of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q03",
                                                "text": "What may an agent decide or do once the composition of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-integrity",
                                "name": "Condition and integrity",
                                "description": "Wear, damage, health and the difference between working and broken.",
                                "findings": [
                                    {
                                        "id": "condition-assessment",
                                        "name": "Condition, damage and health",
                                        "description": "How the condition of a room is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q02",
                                                "text": "Who or what asserted this about the condition of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q03",
                                                "text": "What may an agent decide or do once the condition of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "place-and-movement",
                        "name": "Place and movement",
                        "description": "Where a room is, how it got there and where it may go (fixed).",
                        "rationale": "A thing that can move needs its position recorded with a time, or every later claim about it is about a place it has left.",
                        "layers": [
                            {
                                "id": "location-and-placement",
                                "name": "Location and placement",
                                "description": "Position, containment and the reference frame the position is given in.",
                                "findings": [
                                    {
                                        "id": "position-and-frame",
                                        "name": "Position, container and reference frame",
                                        "description": "Where a room is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q02",
                                                "text": "Who or what asserted this about the location of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q03",
                                                "text": "What may an agent decide or do once the location of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "movement-and-transfer",
                                "name": "Movement and transfer",
                                "description": "How a room is carried, installed or relocated.",
                                "findings": [
                                    {
                                        "id": "movement-events",
                                        "name": "Movement events and constraints",
                                        "description": "What counts as a movement, what records it and what limits it.",
                                        "questions": [
                                            {
                                                "id": "movement-events-q01",
                                                "text": "What identifies and describes the movement of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q02",
                                                "text": "Who or what asserted this about the movement of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q03",
                                                "text": "What may an agent decide or do once the movement of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "state-and-lifecycle",
                        "name": "State and lifecycle",
                        "description": "The states a room passes through and the events that move it between them.",
                        "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.",
                        "layers": [
                            {
                                "id": "lifecycle-stages",
                                "name": "Lifecycle stages",
                                "description": "From coming into existence to ceasing to be one of these.",
                                "findings": [
                                    {
                                        "id": "stages-and-transitions",
                                        "name": "Stages and transitions",
                                        "description": "The stages worth naming and what moves a room between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q02",
                                                "text": "Who or what asserted this about the lifecycle of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q03",
                                                "text": "What may an agent decide or do once the lifecycle of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "observations-and-status",
                                "name": "Observations and current status",
                                "description": "What is observed about a room, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a room is recorded so that it can be superseded rather than overwritten.",
                                        "questions": [
                                            {
                                                "id": "observation-record-q01",
                                                "text": "What identifies and describes an observation of a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q02",
                                                "text": "Who or what asserted this about an observation of a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q03",
                                                "text": "What may an agent decide or do once an observation of a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "function-and-principle",
                        "name": "Function and operating principle",
                        "description": "What room is for and how it achieves it.",
                        "rationale": "Two devices with the same name can work on different principles, and the principle is what predicts failure and constrains use.",
                        "layers": [
                            {
                                "id": "intended-function",
                                "name": "Intended function",
                                "description": "The job it does, and the jobs it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-record",
                                        "name": "Function, principle and variants",
                                        "description": "What it does, how, and which variants do it differently.",
                                        "questions": [
                                            {
                                                "id": "function-record-q01",
                                                "text": "What function does room perform, on what operating principle, and which variants differ in that principle?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "function-record-q02",
                                                "text": "What use falls outside the intended function but happens in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "capacity-and-rating",
                                "name": "Capacity and rating",
                                "description": "The numbers that say what it can do and where it stops.",
                                "findings": [
                                    {
                                        "id": "ratings",
                                        "name": "Ratings and their conditions",
                                        "description": "Rated capacity, power, throughput and the conditions each assumes.",
                                        "questions": [
                                            {
                                                "id": "ratings-q01",
                                                "text": "What ratings characterise room, in what units, and under what stated conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "ratings-q02",
                                                "text": "What happens beyond the rating - degradation, refusal, damage - and how is that detected?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "operation-and-state",
                        "name": "Operation, controls and state",
                        "description": "How room is operated and what state it is in right now.",
                        "rationale": "An agent acting on a device needs its current state and the controls that change it, not just its specification.",
                        "layers": [
                            {
                                "id": "controls-and-modes",
                                "name": "Controls and modes",
                                "description": "What can be set, what that changes, and what is interlocked.",
                                "findings": [
                                    {
                                        "id": "control-surface",
                                        "name": "Control surface and interlocks",
                                        "description": "The settings available and the conditions that block them.",
                                        "questions": [
                                            {
                                                "id": "control-surface-q01",
                                                "text": "What controls and modes does room have, and what does each change?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "control-surface-q02",
                                                "text": "Which actions are interlocked or forbidden in which state, and what must be true before acting?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-maintenance",
                                "name": "Condition and maintenance",
                                "description": "Wear, service intervals, consumables and the line between working and broken.",
                                "findings": [
                                    {
                                        "id": "service-record",
                                        "name": "Condition, service and consumables",
                                        "description": "What is consumed, what is serviced, and how condition is judged.",
                                        "questions": [
                                            {
                                                "id": "service-record-q01",
                                                "text": "What consumables and service does room need, at what interval, and on whose authority?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "service-record-q02",
                                                "text": "What evidence separates a unit that is working from one that is out of service?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "kind-model-unit",
                        "name": "Kind, model and unit",
                        "description": "Whether a claim about room is about the kind, a product line, or one physical unit.",
                        "rationale": "This is the boundary most often got wrong for made things, and getting it wrong mixes a catalogue entry with the machine in the yard.",
                        "layers": [
                            {
                                "id": "level-of-reference",
                                "name": "Level of reference",
                                "description": "The three levels and what belongs at each.",
                                "findings": [
                                    {
                                        "id": "level-rules",
                                        "name": "What belongs to kind, model and unit",
                                        "description": "Which properties are shared by all of them and which are not.",
                                        "questions": [
                                            {
                                                "id": "level-rules-q01",
                                                "text": "Which facts about room hold for every one of them, which for a model, and which only for one unit?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "level-rules-q02",
                                                "text": "What identifies an individual unit, and what should an agent do when it has only the kind?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "standards-and-conformity",
                                "name": "Standards and conformity",
                                "description": "The standards a working example must meet and who attests it.",
                                "findings": [
                                    {
                                        "id": "conformity",
                                        "name": "Standards, marks and attestation",
                                        "description": "Which standard applies, who certifies, and what the mark means.",
                                        "questions": [
                                            {
                                                "id": "conformity-q01",
                                                "text": "Which standards govern room, issued by whom, and what does conformity actually assert?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "conformity-q02",
                                                "text": "What may an agent conclude from a certification mark, and what may it not?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a room came from and when it held.",
                        "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.",
                        "layers": [
                            {
                                "id": "source-and-authority",
                                "name": "Source and authority",
                                "description": "Who said it, on what evidence, and how strongly.",
                                "findings": [
                                    {
                                        "id": "claim-provenance",
                                        "name": "Claim provenance and confidence",
                                        "description": "The authority behind each claim about a room and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q02",
                                                "text": "Who or what asserted this about a claim about a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q03",
                                                "text": "What may an agent decide or do once a claim about a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "time-and-versions",
                                "name": "Time, versions and supersession",
                                "description": "When a claim was true, when it was learnt, and what replaced it.",
                                "findings": [
                                    {
                                        "id": "validity-and-supersession",
                                        "name": "Validity period and supersession",
                                        "description": "How an old claim about a room is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a room, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q02",
                                                "text": "Who or what asserted this about the validity of a claim about a room, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q03",
                                                "text": "What may an agent decide or do once the validity of a claim about a room is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 8,
                "layers": 17,
                "findings": 19,
                "questions": 51
            }
        }
    }
}