{
    "model": {
        "rank": 6448,
        "code": "thing-house",
        "model_id": "vr.tr.house",
        "name": "house",
        "purpose": "a dwelling that serves as living quarters for one or more families",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/house/",
        "tier": 2,
        "score": 60,
        "payload": {
            "layer": "wordnet",
            "aliases": [
                "abbey",
                "alcazar",
                "beach house",
                "bed and breakfast",
                "bed-and-breakfast",
                "boarding house",
                "boardinghouse",
                "brownstone",
                "bungalow",
                "cottage",
                "cabin",
                "chalet",
                "chapterhouse",
                "fraternity house",
                "frat house",
                "charterhouse",
                "chateau",
                "convent",
                "country house",
                "court",
                "dacha",
                "deanery",
                "detached house",
                "single dwelling",
                "dollhouse",
                "doll's house",
                "duplex house",
                "duplex",
                "semidetached house",
                "farmhouse",
                "flophouse",
                "dosshouse",
                "friary",
                "gatehouse",
                "glebe house",
                "guesthouse",
                "hacienda",
                "lamasery",
                "lodge",
                "hunting lodge"
            ],
            "aliasCount": 79,
            "merged": 60,
            "knownIn": 0,
            "facets": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "fixed",
                "scale": "built",
                "affordances": [
                    "traversable"
                ]
            },
            "markers": [
                "artifact",
                "building",
                "structure"
            ],
            "lexicalClass": "noun.artifact",
            "senseRank": 0,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "oewn:2024",
                "synset": "oewn-03549540-n",
                "ili": "i54960",
                "license": "CC BY 4.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T14:37:50Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.0109361,
                        "turns": 1,
                        "seconds": 134.2,
                        "error": null
                    },
                    "codex": {
                        "seconds": 81.3,
                        "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: 01a07c4b-4ecc-7581-82c3-2264c34f1a40\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: house\nRegistry id: vr.tr.house\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: a dwelling that serves as living quarters for one or more families\n"
                    }
                }
            },
            "metaModel": {
                "id": "THING-HOUSE",
                "registryId": "vr.tr.house",
                "name": "house",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/house/",
            "model": {
                "registry_id": "vr.tr.house",
                "name": "house",
                "purpose": "Enable an AI agent to recognise a house, assess its suitability and condition as living quarters, and identify supported next actions and required permissions.",
                "definition": "A house is a building designed and used as independent living quarters for one household (or a small number of households), combining sleeping, living, food preparation and sanitation in one structural envelope with private access and exclusive occupancy of that structure, as treated in residential building codes and housing statistics.",
                "scope_statement": "This model owns the identity, physical arrangement, dwelling capabilities, observed condition, occupancy constraints and intervention dependencies of the house registered as vr.tr.house in PHY / PHY.OBJ.",
                "in_scope": [
                    "The dwelling building and its boundaries, including attached or shared elements",
                    "Internal spaces, circulation and capacity to support household activities",
                    "Structure, weather enclosure and building condition",
                    "Installed services that support residential use",
                    "Occupancy status, habitability evidence and constraints on changes"
                ],
                "out_of_scope": [
                    "Land parcel boundaries, land ownership and cadastral records",
                    "Family relationships, household finances and residents' personal histories",
                    "Neighbourhood planning, transport networks and community services",
                    "Utility networks beyond the house's connection interfaces",
                    "Mortgage products, insurance contracts and property market valuations",
                    "Detailed models of separately tracked appliances and movable contents"
                ],
                "distinguishing_features": [
                    "Establish whether the referent is a physical dwelling building, rather than a household, postal address or land parcel.",
                    "Determine whether the referent is the house as a whole or a dwelling unit within a larger building; record unresolved overlap with apartment and residential-building categories.",
                    "Look for an arrangement intended to support continuing domestic life, including sleeping, food preparation and sanitation, while distinguishing absent facilities from temporary failures.",
                    "Distinguish residential purpose from temporary accommodation or incidental sleeping in a building whose primary purpose is something else.",
                    "Treat shared walls and multiple resident families as boundary questions rather than automatic reasons to exclude a house."
                ],
                "characteristics": [
                    {
                        "name": "Residential purpose",
                        "kind": "category",
                        "unit_or_values": "intended residential use; mixed use; former residential use; disputed; unknown",
                        "why_it_matters": "Separates the dwelling's identity from its current occupancy or temporary condition."
                    },
                    {
                        "name": "Building attachment",
                        "kind": "category",
                        "unit_or_values": "detached; semi-detached; terraced; other; unknown",
                        "why_it_matters": "Identifies likely shared boundaries and dependencies when inspecting or changing the house."
                    },
                    {
                        "name": "Dwelling-unit arrangement",
                        "kind": "category",
                        "unit_or_values": "single unit; multiple units; arrangement unresolved; unknown",
                        "why_it_matters": "Prevents the number of families from being mistaken for the number of independently functioning dwellings."
                    },
                    {
                        "name": "Usable internal floor area",
                        "kind": "measurement",
                        "unit_or_values": "m², with measurement convention, included spaces and observation date",
                        "why_it_matters": "Supports assessment of usable domestic space without conflating it with plot size or gross building area."
                    },
                    {
                        "name": "Domestic-space connectivity",
                        "kind": "relation",
                        "unit_or_values": "connections among entrances, sleeping spaces, cooking spaces, sanitary spaces and outdoor exits",
                        "why_it_matters": "Shows whether essential household activities and movement are supported by the layout."
                    },
                    {
                        "name": "Occupancy status",
                        "kind": "state",
                        "unit_or_values": "occupied; partly occupied; vacant; seasonal use; unknown, with date",
                        "why_it_matters": "Changes access arrangements, inspection priorities and the consequences of service interruptions."
                    },
                    {
                        "name": "Condition by building element",
                        "kind": "state",
                        "unit_or_values": "observed defects, affected elements, assessed severity, evidence date and uninspected areas",
                        "why_it_matters": "Keeps local damage and uncertainty visible instead of reducing the house to an unsupported overall rating."
                    },
                    {
                        "name": "Essential-service availability",
                        "kind": "state",
                        "unit_or_values": "availability and observed operation of water, sanitation, power, ventilation and locally necessary temperature control",
                        "why_it_matters": "Supports assessment of whether the house can sustain its intended residential use."
                    },
                    {
                        "name": "Shared-element responsibility",
                        "kind": "relation",
                        "unit_or_values": "house element to responsible party and evidence establishing responsibility",
                        "why_it_matters": "Identifies coordination needed for work on party walls, shared roofs, drains or access."
                    },
                    {
                        "name": "Residential-use assessment",
                        "kind": "state",
                        "unit_or_values": "assessed suitability, restrictions, assessor, applicable criteria, date and unresolved limitations",
                        "why_it_matters": "Separates observed functionality from formal permission or qualified assessment."
                    }
                ],
                "affordances": [
                    "Identify the dwelling and resolve its boundaries against parcel, building and dwelling-unit records.",
                    "Compare domestic spaces and access routes with a stated household's needs.",
                    "Plan inspections around reported defects, inaccessible areas and missing evidence.",
                    "Assess how building defects or service failures affect particular residential activities.",
                    "Propose maintenance, repair or adaptation options with dependencies and required authorisations.",
                    "Track whether completed work restored the affected dwelling capabilities."
                ]
            },
            "sources": [
                {
                    "id": "wikidata-q3947",
                    "title": "house (Q3947)",
                    "url": "https://www.wikidata.org/wiki/Q3947",
                    "what_it_supports": "Canonical identifier and alignment to dwelling/building classes used in linked open data.",
                    "url_status": "live"
                },
                {
                    "id": "icc-irc",
                    "title": "International Residential Code (IRC) for One- and Two-Family Dwellings",
                    "url": "https://www.iccsafe.org/",
                    "what_it_supports": "Code-level scope of a house as a one- or two-family dwelling, and the safety, structural and occupancy rules that govern it in many jurisdictions.",
                    "url_status": "live"
                },
                {
                    "id": "iso-6707-1",
                    "title": "ISO 6707-1, Buildings and civil engineering works - Vocabulary",
                    "url": "",
                    "what_it_supports": "Standard vocabulary distinguishing building, dwelling and related construction terms used when classifying a house."
                },
                {
                    "id": "who-housing-health-2018",
                    "title": "WHO Housing and health guidelines",
                    "url": "https://www.who.int/publications/i/item/9789241550376",
                    "what_it_supports": "Health-related performance of dwellings (crowding, indoor temperature, injury, water, sanitation) applied to houses as occupied living quarters.",
                    "url_status": "live"
                },
                {
                    "id": "us-census-housing-unit",
                    "title": "U.S. Census Bureau housing-unit and units-in-structure definitions (American Community Survey / Decennial Census)",
                    "url": "",
                    "what_it_supports": "Statistical distinction between a 1-unit detached or attached house and other dwelling types (apartments, mobile homes, group quarters)."
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "dwelling-identity-and-boundaries",
                        "name": "Dwelling identity and boundaries",
                        "description": "Establishes what physical dwelling the house denotes and where its responsibility boundaries lie.",
                        "rationale": "A house can share an address, parcel or construction elements with other things without being identical to them.",
                        "layers": [
                            {
                                "id": "residential-identity",
                                "name": "Residential identity",
                                "description": "Separates intended dwelling purpose from present use and naming.",
                                "findings": [
                                    {
                                        "id": "house-referent",
                                        "name": "House referent",
                                        "description": "Record the physical referent and evidence for treating it as a house, preserving disputed classifications.",
                                        "questions": [
                                            {
                                                "text": "What physical dwelling does this record identify, and what supports its classification as a house?",
                                                "kind": "definition",
                                                "id": "house-referent-q01"
                                            },
                                            {
                                                "text": "Which records or observations distinguish intended residential purpose from current use?",
                                                "kind": "provenance",
                                                "id": "house-referent-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "dwelling-and-shared-boundaries",
                                "name": "Dwelling and shared boundaries",
                                "description": "Locates the house relative to dwelling units, land and adjoining construction.",
                                "findings": [
                                    {
                                        "id": "included-and-shared-elements",
                                        "name": "Included and shared elements",
                                        "description": "Record included extensions and ancillary spaces, internal dwelling divisions and shared construction interfaces.",
                                        "questions": [
                                            {
                                                "text": "Which extensions, garages, basements and other spaces belong to this house, and which are separately modelled?",
                                                "kind": "boundary",
                                                "id": "included-and-shared-elements-q01"
                                            },
                                            {
                                                "text": "Where do independent dwelling units or shared walls, roofs and access routes create boundaries requiring separate responsibility records?",
                                                "kind": "boundary",
                                                "id": "included-and-shared-elements-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "domestic-spaces-and-access",
                        "name": "Domestic spaces and access",
                        "description": "Describes how the house accommodates domestic activities and movement.",
                        "rationale": "Floor area alone cannot establish whether a house supports the household activities and access needs under consideration.",
                        "layers": [
                            {
                                "id": "household-activity-spaces",
                                "name": "Household activity spaces",
                                "description": "Connects usable spaces to sleeping, cooking, washing and everyday shared life.",
                                "findings": [
                                    {
                                        "id": "domestic-capability-layout",
                                        "name": "Domestic capability layout",
                                        "description": "Record where domestic activities can occur, their spatial requirements and conflicts between uses.",
                                        "questions": [
                                            {
                                                "text": "Which spaces support sleeping, food preparation, bathing, toileting and shared living, and which facilities are shared between dwelling units?",
                                                "kind": "definition",
                                                "id": "domestic-capability-layout-q01"
                                            },
                                            {
                                                "text": "What usable dimensions and fixed obstructions constrain these activities, and how were they measured?",
                                                "kind": "measurement",
                                                "id": "domestic-capability-layout-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "entrances-circulation-and-exits",
                                "name": "Entrances, circulation and exits",
                                "description": "Examines movement between the exterior and essential domestic spaces.",
                                "findings": [
                                    {
                                        "id": "usable-domestic-routes",
                                        "name": "Usable domestic routes",
                                        "description": "Record route continuity, changes of level, restricted access and evidence about exit usability.",
                                        "questions": [
                                            {
                                                "text": "What steps, clear widths, slopes, doors or obstructions affect routes from entrances to sleeping and sanitary spaces?",
                                                "kind": "measurement",
                                                "id": "usable-domestic-routes-q01"
                                            },
                                            {
                                                "text": "Which routes need assessment or adaptation for the intended occupants' access and evacuation needs?",
                                                "kind": "action",
                                                "id": "usable-domestic-routes-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "structure-and-weather-enclosure",
                        "name": "Structure and weather enclosure",
                        "description": "Captures the physical systems that support and shelter domestic life.",
                        "rationale": "Structural defects and enclosure failures can limit use of particular rooms or make proposed alterations inappropriate.",
                        "layers": [
                            {
                                "id": "load-supporting-construction",
                                "name": "Load-supporting construction",
                                "description": "Identifies structural elements and the limits of available condition evidence.",
                                "findings": [
                                    {
                                        "id": "structural-condition-evidence",
                                        "name": "Structural condition evidence",
                                        "description": "Record known construction, visible distress, prior alterations and areas requiring qualified investigation.",
                                        "questions": [
                                            {
                                                "text": "What evidence identifies the foundations, load-bearing walls, floors and roof structure, including previous alterations?",
                                                "kind": "provenance",
                                                "id": "structural-condition-evidence-q01"
                                            },
                                            {
                                                "text": "Which cracks, movements, deformations or inaccessible elements require further assessment before continued use or alteration is judged?",
                                                "kind": "action",
                                                "id": "structural-condition-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "rain-groundwater-and-air-boundary",
                                "name": "Rain, groundwater and air boundary",
                                "description": "Examines the enclosure separating occupied spaces from external moisture and weather.",
                                "findings": [
                                    {
                                        "id": "enclosure-performance",
                                        "name": "Enclosure performance",
                                        "description": "Record leaks, dampness and enclosure defects with their location, timing and uncertain causes.",
                                        "questions": [
                                            {
                                                "text": "Where and under what conditions have water entry, dampness, condensation or draughts been observed?",
                                                "kind": "measurement",
                                                "id": "enclosure-performance-q01"
                                            },
                                            {
                                                "text": "Which inspections would distinguish roof, wall, opening, drainage or ground-related causes before selecting repairs?",
                                                "kind": "action",
                                                "id": "enclosure-performance-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "residential-services-and-indoor-conditions",
                        "name": "Residential services and indoor conditions",
                        "description": "Connects installed services and measured indoor conditions to the ability to live in the house.",
                        "rationale": "Installed equipment does not establish that water, sanitation or indoor environmental needs are actually met.",
                        "layers": [
                            {
                                "id": "domestic-service-function",
                                "name": "Domestic service function",
                                "description": "Tracks service connections, operation and interruption dependencies.",
                                "findings": [
                                    {
                                        "id": "water-sanitation-and-energy",
                                        "name": "Water, sanitation and energy",
                                        "description": "Record service arrangements, observed operation and shared or external dependencies.",
                                        "questions": [
                                            {
                                                "text": "How are domestic water, wastewater disposal and energy provided, and where do house responsibilities meet shared or external systems?",
                                                "kind": "boundary",
                                                "id": "water-sanitation-and-energy-q01"
                                            },
                                            {
                                                "text": "What dated observations or test records establish availability and operation, and what remains unverified?",
                                                "kind": "provenance",
                                                "id": "water-sanitation-and-energy-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "indoor-living-conditions",
                                "name": "Indoor living conditions",
                                "description": "Examines conditions in occupied rooms alongside ventilation and temperature-control capabilities.",
                                "findings": [
                                    {
                                        "id": "room-environment-evidence",
                                        "name": "Room environment evidence",
                                        "description": "Record indoor measurements, reported problems and the circumstances needed to interpret them.",
                                        "questions": [
                                            {
                                                "text": "What temperature, humidity, air-quality or daylight evidence is available for relevant rooms, with season, occupancy and measurement method?",
                                                "kind": "measurement",
                                                "id": "room-environment-evidence-q01"
                                            },
                                            {
                                                "text": "Which ventilation, heating, cooling or moisture-control issues require investigation against the intended use and applicable criteria?",
                                                "kind": "action",
                                                "id": "room-environment-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "occupancy-and-house-interventions",
                        "name": "Occupancy and house interventions",
                        "description": "Relates present residential use to restrictions, maintenance and proposed changes.",
                        "rationale": "An apparently usable house may have unresolved occupancy restrictions or intervention dependencies that an agent must preserve.",
                        "layers": [
                            {
                                "id": "residential-use-and-restrictions",
                                "name": "Residential use and restrictions",
                                "description": "Separates actual occupancy, functional suitability and documented use permissions.",
                                "findings": [
                                    {
                                        "id": "occupancy-basis",
                                        "name": "Occupancy basis",
                                        "description": "Record current use, affected areas and the evidence supporting any occupancy assessment or restriction.",
                                        "questions": [
                                            {
                                                "text": "Which parts of the house are occupied, vacant or unavailable for residential use, and when was this established?",
                                                "kind": "measurement",
                                                "id": "occupancy-basis-q01"
                                            },
                                            {
                                                "text": "What assessments, notices or permissions support stated occupancy limits, and what areas or conditions do they cover?",
                                                "kind": "provenance",
                                                "id": "occupancy-basis-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "repair-and-adaptation-decisions",
                                "name": "Repair and adaptation decisions",
                                "description": "Frames changes around dwelling needs, affected systems and accountable decisions.",
                                "findings": [
                                    {
                                        "id": "intervention-readiness",
                                        "name": "Intervention readiness",
                                        "description": "Record the purpose, dependencies, authority and verification criteria for proposed house work.",
                                        "questions": [
                                            {
                                                "text": "What dwelling problem would the proposed repair or adaptation resolve, and which structural, service, shared-element or occupancy dependencies must be checked?",
                                                "kind": "action",
                                                "id": "intervention-readiness-q01"
                                            },
                                            {
                                                "text": "Whose authorisation and what completion evidence are needed before the work and its claimed residential benefit can be accepted?",
                                                "kind": "action",
                                                "id": "intervention-readiness-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-external-alignment",
                        "name": "Evidence and external alignment",
                        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "layers": [
                            {
                                "id": "reported-evidence",
                                "name": "Reported evidence",
                                "description": "Findings from the breadth pass, kept separate from the structural claims.",
                                "findings": [
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Detached single-family house",
                                            "Semi-detached house / two-family duplex",
                                            "Terraced house / row house",
                                            "Townhouse",
                                            "Bungalow (single-storey house)",
                                            "Courtyard house",
                                            "Farmhouse",
                                            "Manufactured / prefabricated house"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "scheme": "Wikidata",
                                                "value_or_pattern": "Q3947",
                                                "note": "Item for house as a building used as a home; not every residential building is this item."
                                            },
                                            {
                                                "scheme": "OpenStreetMap",
                                                "value_or_pattern": "building=house",
                                                "note": "Tag for a free-standing or attached dwelling that is not an apartment building; contrast building=apartments, building=residential, building=static_caravan."
                                            },
                                            {
                                                "scheme": "Getty Art & Architecture Thesaurus",
                                                "value_or_pattern": "300005433",
                                                "note": "AAT concept 'houses (buildings)'."
                                            },
                                            {
                                                "scheme": "U.S. Census units in structure",
                                                "value_or_pattern": "1-unit detached | 1-unit attached",
                                                "note": "Survey codes for a house as a single housing unit occupying an entire structure, detached or sharing a wall."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "International Code Council - International Residential Code (IRC) for one- and two-family dwellings and townhouses",
                                            "International Code Council - International Building Code (IBC), Residential Group R, when the building falls outside IRC scope",
                                            "CEN - Eurocodes EN 1990-EN 1999 for structural design of houses as buildings",
                                            "ISO - ISO 6707-1 vocabulary for buildings and dwellings",
                                            "NFPA - NFPA 13D sprinkler standard for one- and two-family dwellings and manufactured homes; NFPA 101 Life Safety Code where adopted",
                                            "National/state building regulations (e.g. UK Building Regulations; Australia National Construction Code / ABCB; National Building Code of Canada) for construction, fire, energy and accessibility of houses",
                                            "World Health Organization - Housing and health guidelines (2018) for occupancy and indoor-environment conditions",
                                            "Local planning and zoning ordinances governing whether a plot may be used for a house and at what density"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Occupied as a household's primary residence, with private kitchen, bathrooms and sleeping rooms under one roof and usually one cadastral plot",
                                            "Held as a second or holiday dwelling, still classified as a house by form even when not the household's usual residence",
                                            "Let as rental housing (whole-house tenancy) or used as mortgage collateral in retail lending",
                                            "Counted in censuses and housing surveys as a 1-unit structure (detached or attached), distinct from flats in multi-unit buildings",
                                            "Permitted and inspected under residential building codes (often a one- and two-family code) and local land-use rules for low-density housing"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "quantity": "Usable / gross floor area",
                                                "typical_range": "50-250 (OECD family houses; much smaller or larger exist)",
                                                "unit": "m²"
                                            },
                                            {
                                                "quantity": "Number of storeys above ground",
                                                "typical_range": "1-3",
                                                "unit": "storeys"
                                            },
                                            {
                                                "quantity": "Number of bedrooms",
                                                "typical_range": "1-5",
                                                "unit": "count"
                                            },
                                            {
                                                "quantity": "Usual household size",
                                                "typical_range": "1-6",
                                                "unit": "persons"
                                            },
                                            {
                                                "quantity": "Plot / lot area",
                                                "typical_range": "80-2000 (urban terrace to suburban detached; rural plots larger)",
                                                "unit": "m²"
                                            },
                                            {
                                                "quantity": "Building height",
                                                "typical_range": "3-12",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Design / service life of the structure",
                                                "typical_range": "50-100",
                                                "unit": "years"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Fire, often starting in cooking or electrical equipment, with delayed detection and limited alternative egress in single-stair or single-exit houses",
                                            "Structural failure from foundation settlement, decay, overloading, snow, wind or earthquake, including unreinforced masonry and informal construction",
                                            "Moisture, mould and fabric decay from leaks, rising damp or inadequate ventilation",
                                            "Carbon monoxide poisoning from combustion appliances and blocked flues",
                                            "Flooding and water ingress at low-lying or poorly drained sites",
                                            "Indoor chemical and physical hazards: radon, lead paint, asbestos, unsafe stairs and falls",
                                            "Overcrowding and inadequate water, sanitation or heating, which the WHO treats as housing-related health risks",
                                            "Loss of the dwelling through disaster, demolition or foreclosure, producing homelessness rather than a building-physics failure"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "United Kingdom and Ireland: 'house' is opposed to 'flat'; terraced houses are a dominant urban form; 'bungalow' means a single-storey house",
                                            "United States and Canada: everyday term is often 'single-family home'; 'townhouse' and 'duplex' are the usual attached forms; manufactured homes may be titled as personal property rather than as houses",
                                            "Australia and New Zealand: 'house' versus 'unit' or 'apartment'; 'villa' in marketing may mean a small detached or semi-detached dwelling",
                                            "Continental Europe: cadastral and statistical practice often splits detached, semi-detached and terraced houses; 'villa' can mean a large detached house",
                                            "Spanish- and Portuguese-speaking practice: 'casa' versus 'piso'/'apartamento' is the ordinary house/flat split",
                                            "Japan: 一戸建て (detached house) is opposed to 集合住宅 (multi-unit housing); wooden light-frame houses are common and treated under a distinct building-standard path",
                                            "North Africa, the Middle East and parts of South and East Asia: courtyard houses remain a living type; in many cities an 'independent house' is distinguished from a flat in an apartment block"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "name": "Apartment / flat",
                                                "difference": "A house is occupied as (almost) the whole building with private ground access; a flat is one dwelling among several in a multi-unit building that shares structure, circulation or services."
                                            },
                                            {
                                                "name": "Housing unit / dwelling",
                                                "difference": "A dwelling is the statistical living-quarters unit; it may be a house, a flat, a room or another form. A house is a building type that typically contains one dwelling (or two in a duplex)."
                                            },
                                            {
                                                "name": "Home",
                                                "difference": "Home is the social and legal idea of a person's residence; it need not be a house (it can be a flat, institution or temporary shelter)."
                                            },
                                            {
                                                "name": "Building",
                                                "difference": "Building is the superordinate class; a house is a building whose designed use is household living quarters."
                                            },
                                            {
                                                "name": "Hotel / boarding house / short-stay lodging",
                                                "difference": "Transient or room-by-room occupancy with a commercial operator, versus household occupancy of a dwelling."
                                            },
                                            {
                                                "name": "Hut, shack or informal shelter",
                                                "difference": "A house in this sense is a permanent, typically code-addressed dwelling; informal shelters may function as living quarters without meeting that construction or legal status."
                                            },
                                            {
                                                "name": "Accessory dwelling unit (granny flat, annex)",
                                                "difference": "A subordinate dwelling on the same plot as a house; it is not the house itself, though both are dwellings."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of house this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does an existing Vercy world model already cover house sufficiently to serve as the single source of truth for vr.tr.house?",
                "How does the registry distinguish house from apartment building, mobile dwelling, holiday accommodation and mixed-use residential building?",
                "Which conventions should govern inclusion of attached garages, accessory dwellings, outbuildings and shared construction?",
                "Which jurisdiction-specific sources and qualified assessments should ground habitability, occupancy, accessibility and alteration decisions?",
                "What evidence age, inspection coverage and uncertainty rules should govern condition assessments and claims that a dwelling capability has been restored?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 28
            }
        },
        "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 house, record what state it is in, and decide what may be done with it.",
            "whatItIs": "a dwelling that serves as living quarters for one or more families",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "fixed",
                "scale": "built"
            },
            "whatYouCanDoWithIt": [
                "entered, crossed or travelled along"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: abbey, alcazar, beach house, bed and breakfast, bed-and-breakfast, boarding house, boardinghouse, brownstone, bungalow, cottage, cabin, chalet.",
                "60 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 house, 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": [
                "enter it, cross it, travel along it"
            ],
            "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": [
                        "abbey",
                        "alcazar",
                        "beach house",
                        "bed and breakfast",
                        "bed-and-breakfast",
                        "boarding house",
                        "boardinghouse",
                        "brownstone",
                        "bungalow",
                        "cottage",
                        "cabin",
                        "chalet"
                    ]
                }
            ],
            "standing": "60 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 house from another, and a house 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 house, 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 house, 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 house 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 house, 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 house, 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 house 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 house 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 house, 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 house, 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 house 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 house from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a house, 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 house, 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 house 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 house 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 house, 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 house, 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 house 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 house is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a house, 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 house, 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 house 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 house is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a house, 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 house, 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 house 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 house 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 house is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a house, 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 house, 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 house 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 house 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 house, 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 house, 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 house 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 house 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 house between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a house, 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 house, 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 house 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 house, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a house 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 house, 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 house, 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 house 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 house 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 house 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 house, 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 house 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 house 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 house 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 house 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 house 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 house, 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 house 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 house and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a house, 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 house, 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 house 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 house is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a house, 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 house, 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 house 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
            }
        }
    }
}