{
    "model": {
        "rank": 5019,
        "code": "thing-q174534",
        "model_id": "vr.tr.boeing-b-52-stratofortress",
        "name": "Boeing B-52 Stratofortress",
        "purpose": "Enable an AI agent to identify the Boeing B-52 Stratofortress family, distinguish variant and individual-aircraft evidence, assess documented condition and configuration, and determine which inspection, preservation or support actions are authorized.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q174534/",
        "tier": 2,
        "score": 70,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Boeing B-52A Stratofortress",
                "Boeing B-52B Stratofortress",
                "Boeing B-52C Stratofortress",
                "Boeing B-52D Stratofortress",
                "Boeing B-52E Stratofortress",
                "Boeing B-52F Stratofortress",
                "Boeing B-52G Stratofortress",
                "Boeing B-52H Stratofortress"
            ],
            "aliasCount": 8,
            "merged": 8,
            "knownIn": 70,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q174534",
                "url": "https://www.wikidata.org/wiki/Q174534",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T21:29:39Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 22.6,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a08812-9b94-70c1-b3f5-c1e4408170a3\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: Boeing B-52 Stratofortress\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batc",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 63.8,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a08812-9b88-7dc0-a3d9-20b6dbdaef14\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: Boeing B-52 Stratofortress\nRegistry id: vr.tr.boeing-b-52-stratofortress\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames fol"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q174534",
                "registryId": "vr.tr.boeing-b-52-stratofortress",
                "name": "Boeing B-52 Stratofortress",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q174534/",
            "model": {
                "registry_id": "vr.tr.boeing-b-52-stratofortress",
                "name": "Boeing B-52 Stratofortress",
                "purpose": "Enable an AI agent to identify the Boeing B-52 Stratofortress family, distinguish variant and individual-aircraft evidence, assess documented condition and configuration, and determine which inspection, preservation or support actions are authorized.",
                "definition": "The Boeing B-52 Stratofortress is a family of American eight-engine, swept-wing, subsonic strategic bombers designed for long-range delivery of nuclear and conventional weapons.",
                "scope_statement": "This model owns the identifying characteristics and assessment requirements of the Boeing B-52 Stratofortress aircraft family within PHY / PHY.OBJ, under registry id vr.tr.boeing-b-52-stratofortress; variants and individual airframes provide qualified evidence without becoming separate registry things.",
                "in_scope": [
                    "B-52 family identity, variant distinctions and configuration history",
                    "Characteristic airframe, propulsion and landing-gear architecture",
                    "Variant-specific dimensions, capacities and documented operating limitations",
                    "Aircraft condition, maintenance evidence and modification status",
                    "Mission-equipment compatibility, access restrictions and authority for ground handling or preservation"
                ],
                "out_of_scope": [
                    "General principles shared by all aircraft or strategic bombers",
                    "Individual airframes as independently identified physical assets",
                    "Weapons design, employment procedures, targeting and combat mission planning",
                    "Boeing corporate history and aircraft procurement programmes as institutional activities",
                    "Air bases, maintenance organisations and crew occupations as separate things",
                    "Simulator software, scale models and fictional representations of the B-52"
                ],
                "distinguishing_features": [
                    "Require a traceable designation or authoritative identification connecting the aircraft to the Boeing B-52 family; a strategic-bomber role alone is insufficient.",
                    "Check the characteristic combination of swept wings, eight engines in four paired underwing nacelles, and a conventional tail, while treating imagery alone as provisional identification.",
                    "Check the characteristic arrangement of fuselage-mounted main landing gear and wing outrigger gear when distinguishing the B-52 from superficially similar large aircraft.",
                    "Distinguish B-52 variants and modification states using configuration records; do not infer the exact variant solely from the family silhouette.",
                    "Separate a complete aircraft from a detached cockpit, preserved component or replica even when all are labelled 'B-52 Stratofortress'."
                ],
                "characteristics": [
                    {
                        "name": "Family and variant designation",
                        "kind": "category",
                        "unit_or_values": "B-52 family; documented variant designation; unresolved",
                        "why_it_matters": "Determines which technical descriptions, limitations and support records apply."
                    },
                    {
                        "name": "Individual-airframe reference",
                        "kind": "relation",
                        "unit_or_values": "Link to an asset record with issuing authority and serial or other authenticated identifier",
                        "why_it_matters": "Keeps aircraft-specific history separate from claims about the entire family."
                    },
                    {
                        "name": "Configuration baseline",
                        "kind": "relation",
                        "unit_or_values": "Dated configuration record identifying installed modifications and applicable documentation",
                        "why_it_matters": "A variant designation alone does not establish installed engines, avionics or other equipment."
                    },
                    {
                        "name": "Principal dimensions",
                        "kind": "measurement",
                        "unit_or_values": "Wingspan, length and height in m, qualified by variant and measurement convention",
                        "why_it_matters": "Supports identification, accommodation and ground-clearance assessment."
                    },
                    {
                        "name": "Mass and capacity limits",
                        "kind": "measurement",
                        "unit_or_values": "Mass in kg; fuel capacity in kg or L with stated basis; configuration and source required",
                        "why_it_matters": "Prevents representative specifications from being mistaken for limits applicable to a particular aircraft."
                    },
                    {
                        "name": "Propulsion installation",
                        "kind": "category",
                        "unit_or_values": "Documented engine designation, installation count and modification status",
                        "why_it_matters": "Distinguishes historical and modified installations and identifies applicable support requirements."
                    },
                    {
                        "name": "Service and preservation status",
                        "kind": "state",
                        "unit_or_values": "Operational service; maintenance; storage; static display; dismantled; unknown, with date and authority",
                        "why_it_matters": "Determines whether the aircraft should be assessed for operation, restoration or preservation."
                    },
                    {
                        "name": "Maintenance and structural evidence",
                        "kind": "relation",
                        "unit_or_values": "Dated inspection, repair, usage and life-management records",
                        "why_it_matters": "Supports a condition judgment without inferring serviceability from appearance or age."
                    },
                    {
                        "name": "Mission-equipment configuration",
                        "kind": "relation",
                        "unit_or_values": "Documented installed equipment and approved interface references, with access classification",
                        "why_it_matters": "Separates family-level capabilities from equipment actually installed and authorized."
                    },
                    {
                        "name": "Action authorization",
                        "kind": "relation",
                        "unit_or_values": "Responsible operator or custodian, approved task, qualified personnel and applicable procedure",
                        "why_it_matters": "Physical capability does not establish permission to access, move, energize or maintain an aircraft."
                    }
                ],
                "affordances": [
                    "Identify a candidate B-52 and record the evidence supporting family and variant attribution.",
                    "Compare an airframe's documented configuration with the technical baseline that applies to it.",
                    "Check whether recorded dimensions and ground-handling constraints fit a proposed storage or display location.",
                    "Flag missing inspections, conflicting modification records or unresolved condition evidence for qualified review.",
                    "Route proposed access, handling, maintenance or preservation work to the responsible authority.",
                    "Describe documented historical or technical differences without assigning one variant's capabilities to every B-52."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "family-identity-and-boundaries",
                        "name": "Family identity and boundaries",
                        "description": "Establishes what counts as the registered B-52 family and how variant, airframe and component evidence relates to it.",
                        "rationale": "B-52 can refer to a family, a particular variant or a specific aircraft, and those levels support different claims.",
                        "layers": [
                            {
                                "id": "designation-and-recognition",
                                "name": "Designation and recognition",
                                "description": "Connects authoritative designations with physical identification evidence.",
                                "findings": [
                                    {
                                        "id": "b52-identification-evidence",
                                        "name": "B-52 identification evidence",
                                        "description": "Record designation evidence alongside the swept-wing, paired-engine-nacelle and landing-gear features used for recognition.",
                                        "questions": [
                                            {
                                                "text": "Which authoritative record identifies the subject as a Boeing B-52 Stratofortress?",
                                                "kind": "provenance",
                                                "id": "b52-identification-evidence-q01"
                                            },
                                            {
                                                "text": "Which visible features support the identification, and could the subject instead be a replica or detached assembly?",
                                                "kind": "boundary",
                                                "id": "b52-identification-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "variant-and-airframe-attribution",
                                "name": "Variant and airframe attribution",
                                "description": "Separates family membership from variant classification and individual asset identity.",
                                "findings": [
                                    {
                                        "id": "claim-applicability",
                                        "name": "Claim applicability",
                                        "description": "Every specification or condition statement should identify whether it applies to the family, a variant, a modification baseline or one airframe.",
                                        "questions": [
                                            {
                                                "text": "Does this statement describe all B-52s, a named variant, a modified subset or one identified aircraft?",
                                                "kind": "boundary",
                                                "id": "claim-applicability-q01"
                                            },
                                            {
                                                "text": "Which serial, designation or configuration record supports the narrower attribution?",
                                                "kind": "provenance",
                                                "id": "claim-applicability-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "airframe-and-ground-interface",
                        "name": "Airframe and ground interface",
                        "description": "Describes B-52 geometry, structural arrangement and the interfaces that matter for accommodation and movement.",
                        "rationale": "The B-52's large swept wing and distinctive landing-gear arrangement create specific identification and ground-handling requirements.",
                        "layers": [
                            {
                                "id": "geometry-and-structural-arrangement",
                                "name": "Geometry and structural arrangement",
                                "description": "Qualifies dimensions and external features by variant and modification state.",
                                "findings": [
                                    {
                                        "id": "configuration-specific-envelope",
                                        "name": "Configuration-specific envelope",
                                        "description": "Record the physical envelope of the relevant B-52 configuration, including external equipment that changes clearance requirements.",
                                        "questions": [
                                            {
                                                "text": "What wingspan, length and height are documented for the relevant variant and configuration?",
                                                "kind": "measurement",
                                                "id": "configuration-specific-envelope-q01"
                                            },
                                            {
                                                "text": "Do installed external equipment or altered display arrangements change the quoted envelope?",
                                                "kind": "boundary",
                                                "id": "configuration-specific-envelope-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "landing-gear-and-support",
                                "name": "Landing gear and support",
                                "description": "Captures the implications of fuselage-mounted main gear and wing outriggers for support and movement.",
                                "findings": [
                                    {
                                        "id": "ground-support-applicability",
                                        "name": "Ground-support applicability",
                                        "description": "Associate proposed towing, parking or static display with B-52-specific support documentation and the aircraft's actual gear condition.",
                                        "questions": [
                                            {
                                                "text": "What documented gear, tyre and support condition applies to this airframe?",
                                                "kind": "provenance",
                                                "id": "ground-support-applicability-q01"
                                            },
                                            {
                                                "text": "Which approved B-52 procedure and responsible personnel govern the proposed ground movement or support arrangement?",
                                                "kind": "action",
                                                "id": "ground-support-applicability-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "propulsion-energy-and-limits",
                        "name": "Propulsion, energy and limits",
                        "description": "Relates the B-52's engine installation, fuel configuration and published performance to an applicable technical baseline.",
                        "rationale": "Historical variants and later modifications must not inherit engine data or performance claims from a different configuration.",
                        "layers": [
                            {
                                "id": "engine-installation",
                                "name": "Engine installation",
                                "description": "Identifies the propulsion equipment represented by a particular B-52 record.",
                                "findings": [
                                    {
                                        "id": "installed-versus-planned-propulsion",
                                        "name": "Installed versus planned propulsion",
                                        "description": "Separate verified installed engine configurations from announced, proposed or incompletely embodied changes.",
                                        "questions": [
                                            {
                                                "text": "Which engine designation and installation configuration are documented for this variant or airframe?",
                                                "kind": "definition",
                                                "id": "installed-versus-planned-propulsion-q01"
                                            },
                                            {
                                                "text": "Does dated evidence establish that a propulsion modification is installed, or only planned?",
                                                "kind": "provenance",
                                                "id": "installed-versus-planned-propulsion-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "capacity-and-performance-basis",
                                "name": "Capacity and performance basis",
                                "description": "Records the conditions under which B-52 capacity and performance figures are meaningful.",
                                "findings": [
                                    {
                                        "id": "qualified-operating-figures",
                                        "name": "Qualified operating figures",
                                        "description": "Treat fuel capacity, mass limits and performance as configuration-dependent values with explicit units and assumptions.",
                                        "questions": [
                                            {
                                                "text": "Which configuration, loading assumptions and refuelling assumptions accompany a quoted range or endurance?",
                                                "kind": "boundary",
                                                "id": "qualified-operating-figures-q01"
                                            },
                                            {
                                                "text": "What source and units establish the applicable fuel capacity and mass limits?",
                                                "kind": "measurement",
                                                "id": "qualified-operating-figures-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "equipment-and-configuration-control",
                        "name": "Equipment and configuration control",
                        "description": "Tracks B-52 avionics, mission interfaces and modification evidence at a level suitable for identification and support.",
                        "rationale": "The family designation does not establish an individual aircraft's equipment, compatibility or approved capabilities.",
                        "layers": [
                            {
                                "id": "avionics-and-crew-systems",
                                "name": "Avionics and crew systems",
                                "description": "Distinguishes documented installed systems from generic family descriptions.",
                                "findings": [
                                    {
                                        "id": "installed-system-baseline",
                                        "name": "Installed system baseline",
                                        "description": "Record the applicable communications, navigation and crew-system baseline without inferring it from an aircraft's outward appearance.",
                                        "questions": [
                                            {
                                                "text": "Which dated records identify the installed avionics and crew-system configuration?",
                                                "kind": "provenance",
                                                "id": "installed-system-baseline-q01"
                                            },
                                            {
                                                "text": "Which observations remain insufficient to determine whether a particular upgrade is present?",
                                                "kind": "boundary",
                                                "id": "installed-system-baseline-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "mission-interfaces-and-modifications",
                                "name": "Mission interfaces and modifications",
                                "description": "Separates interface compatibility, modification embodiment and permission to use equipment.",
                                "findings": [
                                    {
                                        "id": "documented-compatibility",
                                        "name": "Documented compatibility",
                                        "description": "Represent mission-equipment compatibility only at the documented variant and modification level, without operational employment instructions.",
                                        "questions": [
                                            {
                                                "text": "Which authoritative reference establishes compatibility for this B-52 configuration?",
                                                "kind": "provenance",
                                                "id": "documented-compatibility-q01"
                                            },
                                            {
                                                "text": "Is the claimed capability a family-level description, an installed interface or an authorization applicable to this aircraft?",
                                                "kind": "boundary",
                                                "id": "documented-compatibility-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "condition-maintenance-and-authority",
                        "name": "Condition, maintenance and authority",
                        "description": "Connects B-52 condition evidence, applicable technical requirements and custodian decisions to permissible work.",
                        "rationale": "A service aircraft, stored airframe and museum B-52 require different assessments despite sharing family identity.",
                        "layers": [
                            {
                                "id": "structural-and-maintenance-status",
                                "name": "Structural and maintenance status",
                                "description": "Evaluates documented usage, inspection, repair and preservation history.",
                                "findings": [
                                    {
                                        "id": "condition-evidence-and-gaps",
                                        "name": "Condition evidence and gaps",
                                        "description": "Keep fatigue, corrosion, repair and system-condition evidence tied to inspected locations and dates; appearance alone cannot establish serviceability.",
                                        "questions": [
                                            {
                                                "text": "Which B-52-specific inspection and life-management requirements apply to this configuration and status?",
                                                "kind": "provenance",
                                                "id": "condition-evidence-and-gaps-q01"
                                            },
                                            {
                                                "text": "What unresolved inspection, repair or usage-record gaps prevent a supported condition judgment?",
                                                "kind": "measurement",
                                                "id": "condition-evidence-and-gaps-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "authorized-work-and-preservation",
                                "name": "Authorized work and preservation",
                                "description": "Determines which authority and documented prerequisites govern proposed actions.",
                                "findings": [
                                    {
                                        "id": "action-readiness",
                                        "name": "Action readiness",
                                        "description": "Require status-specific authorization and applicable technical instructions before access, energization, movement, maintenance or preservation work.",
                                        "questions": [
                                            {
                                                "text": "Who has authority over the aircraft, and which current technical orders or preservation instructions govern the proposed task?",
                                                "kind": "action",
                                                "id": "action-readiness-q01"
                                            },
                                            {
                                                "text": "What documented isolation, residual-hazard assessment and personnel qualifications are required for this B-52's present condition?",
                                                "kind": "action",
                                                "id": "action-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-confidence-notes",
                                        "name": "Check these first",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "This describes the aircraft design family, not a single airframe; the listed variants are selected examples rather than a complete production history.",
                                            "Dimensions and mass limits are recalled approximate B-52H figures; payload capability depends on configuration and mission constraints.",
                                            "Current fleet status, modernization designations, engine installations, authorized weapons and applicable military airworthiness requirements should be checked first."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "B-52A",
                                            "B-52B",
                                            "B-52D",
                                            "B-52F",
                                            "B-52G",
                                            "B-52H"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "scheme": "U.S. military aircraft mission-design-series designation",
                                                "value_or_pattern": "B-52 with a series suffix, such as B-52H",
                                                "note": "Identifies the aircraft design and variant, not an individual airframe."
                                            },
                                            {
                                                "scheme": "ICAO aircraft type designator",
                                                "value_or_pattern": "B52",
                                                "note": "Used in aviation operational identification."
                                            },
                                            {
                                                "scheme": "U.S. Air Force aircraft serial number",
                                                "value_or_pattern": "Fiscal-year prefix followed by a sequence number",
                                                "note": "Identifies an individual airframe; abbreviated tail markings can differ from the full serial."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Strategic nuclear deterrence.",
                                            "Long-range conventional bombing.",
                                            "Launch of air-launched cruise missiles.",
                                            "Maritime strike and aerial mine laying.",
                                            "Specially modified airframes used as airborne launch platforms for experimental aircraft."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "quantity": "B-52H wingspan",
                                                "typical_range": "Approximately 56.4",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "B-52H overall length",
                                                "typical_range": "Approximately 48.5",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "B-52H maximum takeoff mass",
                                                "typical_range": "Approximately 221000",
                                                "unit": "kg"
                                            },
                                            {
                                                "quantity": "B-52H maximum weapons payload",
                                                "typical_range": "Approximately 31500",
                                                "unit": "kg"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Structural fatigue and corrosion requiring inspection and repair over long airframe service lives.",
                                            "Engine failures, fires and fuel-system leaks.",
                                            "Flight-control or hydraulic-system failures that can impair aircraft control.",
                                            "Stall and loss of control during inappropriate low-speed or high-bank manoeuvres.",
                                            "Fuel and weapons hazards during crashes, ground handling and maintenance."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "The B-52 is a U.S. military aircraft family without an export-operator variant tradition.",
                                            "Overseas basing and operations introduce differences in host-country permissions, airspace procedures and support arrangements."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "name": "Boeing B-52H Stratofortress",
                                                "difference": "A specific production variant within the B-52 family; the family entry also covers earlier variants."
                                            },
                                            {
                                                "name": "Individual B-52 airframe",
                                                "difference": "A physical aircraft with its own serial number, configuration and maintenance history, rather than the design family."
                                            },
                                            {
                                                "name": "Boeing B-47 Stratojet",
                                                "difference": "An earlier, smaller six-engine jet bomber with a separate design and designation."
                                            },
                                            {
                                                "name": "Rockwell B-1B Lancer",
                                                "difference": "A separate four-engine, variable-sweep-wing bomber capable of supersonic flight."
                                            },
                                            {
                                                "name": "Northrop B-2 Spirit",
                                                "difference": "A separate flying-wing strategic bomber designed around low observability."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of Boeing B-52 Stratofortress this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the existing Vercy catalogue already contain a B-52 world model to which this registry entry should link?",
                "Which authoritative sources establish variant boundaries and the treatment of prototypes, conversions and later redesignations?",
                "Which dimensions, capacities and limitations can be verified for each relevant configuration without presenting representative figures as universal?",
                "Which propulsion and avionics changes are actually embodied as of the model's research date, and which remain planned?",
                "Which issuing authorities, technical orders and inspection requirements can be cited for operational, stored and preserved B-52s, and what evidence is unavailable?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 28
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "chemical substance or material",
            "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. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.",
            "facetsInferred": true,
            "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 Boeing B-52 Stratofortress, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to identify the Boeing B-52 Stratofortress family, distinguish variant and individual-aircraft evidence, assess documented condition and configuration, and determine which inspection, preservation or support actions are authorized.",
            "characteristics": {
                "substance": "material",
                "origin": "natural",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured",
                "consumed or used up"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: Boeing B-52A Stratofortress, Boeing B-52B Stratofortress, Boeing B-52C Stratofortress, Boeing B-52D Stratofortress, Boeing B-52E Stratofortress, Boeing B-52F Stratofortress, Boeing B-52G Stratofortress, Boeing B-52H Stratofortress.",
                "8 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 70 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is."
            ],
            "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 Boeing B-52 Stratofortress, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state",
                "use it up, and then need more of it"
            ],
            "howItIsRecognised": [
                "Not recognisable by sight in any reliable way. Appearance varies with grade, form and additives; identification is by label, by documentation, or by assay."
            ],
            "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": [
                        "Boeing B-52A Stratofortress",
                        "Boeing B-52B Stratofortress",
                        "Boeing B-52C Stratofortress",
                        "Boeing B-52D Stratofortress",
                        "Boeing B-52E Stratofortress",
                        "Boeing B-52F Stratofortress",
                        "Boeing B-52G Stratofortress",
                        "Boeing B-52H Stratofortress"
                    ]
                }
            ],
            "standing": "Described in 70 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 8 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 Boeing B-52 Stratofortress from another, and a Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress 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.",
                                "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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress is, how it got there and where it may go (varies).",
                        "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 Boeing B-52 Stratofortress is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "use-and-operation",
                        "name": "Use and operation",
                        "description": "What can be done with a Boeing B-52 Stratofortress and what it takes to do it.",
                        "rationale": "An agent that can recognise a thing but not act on it has only half a model.",
                        "layers": [
                            {
                                "id": "intended-use",
                                "name": "Intended use and function",
                                "description": "What a Boeing B-52 Stratofortress is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a Boeing B-52 Stratofortress performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a Boeing B-52 Stratofortress, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q02",
                                                "text": "Who or what asserted this about the use of a Boeing B-52 Stratofortress, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q03",
                                                "text": "What may an agent decide or do once the use of a Boeing B-52 Stratofortress is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-and-procedure",
                                "name": "Handling and procedure",
                                "description": "The steps, skills and tools involved in using a Boeing B-52 Stratofortress.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a Boeing B-52 Stratofortress at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a Boeing B-52 Stratofortress, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q02",
                                                "text": "Who or what asserted this about handling a Boeing B-52 Stratofortress, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q03",
                                                "text": "What may an agent decide or do once handling a Boeing B-52 Stratofortress is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "supply-and-consumption",
                                "name": "Supply and consumption",
                                "description": "Quantities, rates and what running out means.",
                                "findings": [
                                    {
                                        "id": "consumption-and-stock",
                                        "name": "Consumption, stock and replenishment",
                                        "description": "How much of a Boeing B-52 Stratofortress there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a Boeing B-52 Stratofortress, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q02",
                                                "text": "Who or what asserted this about the supply of a Boeing B-52 Stratofortress, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q03",
                                                "text": "What may an agent decide or do once the supply of a Boeing B-52 Stratofortress is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "composition-and-identity",
                        "name": "Composition, grade and chemical identity",
                        "description": "What Boeing B-52 Stratofortress is made of and how pure the thing in hand is.",
                        "rationale": "Grade decides what a substance may be used for, so a model that records only the name cannot support any decision about use.",
                        "layers": [
                            {
                                "id": "chemical-identity",
                                "name": "Chemical identity",
                                "description": "Formula, structure and the registry numbers that name it unambiguously.",
                                "findings": [
                                    {
                                        "id": "identity-record",
                                        "name": "Identity and registry numbers",
                                        "description": "What identifies this substance across suppliers and regulators.",
                                        "questions": [
                                            {
                                                "id": "identity-record-q01",
                                                "text": "What formula, structure and registry identifiers name Boeing B-52 Stratofortress unambiguously?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "identity-record-q02",
                                                "text": "Which related substances share a name in common use but not an identifier?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "grade-and-impurities",
                                "name": "Grade, purity and impurities",
                                "description": "The specification a batch meets and what else is in it.",
                                "findings": [
                                    {
                                        "id": "specification",
                                        "name": "Specification and assay",
                                        "description": "How purity is stated and measured, and which impurities matter.",
                                        "questions": [
                                            {
                                                "id": "specification-q01",
                                                "text": "What grades of Boeing B-52 Stratofortress exist, how is purity assayed, and which impurities are limited?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "specification-q02",
                                                "text": "Which use requires which grade, and what happens when a lower grade is substituted?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "properties-and-behaviour",
                        "name": "Properties and behaviour",
                        "description": "How Boeing B-52 Stratofortress behaves under conditions an agent can measure or change.",
                        "rationale": "Physical constants are the part of a substance model that transfers between contexts, and each needs its unit and its conditions.",
                        "layers": [
                            {
                                "id": "physical-constants",
                                "name": "Physical constants",
                                "description": "Values that hold for the pure substance, with their conditions.",
                                "findings": [
                                    {
                                        "id": "constants-record",
                                        "name": "Constants and conditions",
                                        "description": "The quantities worth recording and the state they apply in.",
                                        "questions": [
                                            {
                                                "id": "constants-record-q01",
                                                "text": "What are the defining physical constants of Boeing B-52 Stratofortress, in what units and under what conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "constants-record-q02",
                                                "text": "Which of these values change with grade or form rather than being fixed?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "stability-and-reactivity",
                                "name": "Stability and reactivity",
                                "description": "What it reacts with, degrades into, and how it is stored.",
                                "findings": [
                                    {
                                        "id": "incompatibilities",
                                        "name": "Incompatibilities and degradation",
                                        "description": "What must not meet it, and what it becomes over time.",
                                        "questions": [
                                            {
                                                "id": "incompatibilities-q01",
                                                "text": "What is Boeing B-52 Stratofortress incompatible with, and what does it degrade into under storage?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "incompatibilities-q02",
                                                "text": "What storage and handling does that require, and who is competent to do it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "hazard-and-regulation",
                        "name": "Hazard classification and regulation",
                        "description": "How Boeing B-52 Stratofortress can harm, and what the law says about holding and moving it.",
                        "rationale": "A substance model without its hazard class and its regulatory identity is unusable in exactly the situations that matter.",
                        "layers": [
                            {
                                "id": "hazard-class",
                                "name": "Hazard classification",
                                "description": "Classified hazards, exposure limits and protective measures.",
                                "findings": [
                                    {
                                        "id": "classified-hazards",
                                        "name": "Classified hazards and limits",
                                        "description": "The classification, the scheme it belongs to, and the limits set.",
                                        "questions": [
                                            {
                                                "id": "classified-hazards-q01",
                                                "text": "How is Boeing B-52 Stratofortress classified for hazard, under which scheme, and what exposure limits apply?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "classified-hazards-q02",
                                                "text": "What protection does handling require, and what must an agent refuse to do without it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "regulatory-identity",
                                "name": "Regulatory identity and control",
                                "description": "Registration, restriction and transport rules by jurisdiction.",
                                "findings": [
                                    {
                                        "id": "controls",
                                        "name": "Controls and jurisdiction",
                                        "description": "Where it is restricted and what the restriction attaches to.",
                                        "questions": [
                                            {
                                                "id": "controls-q01",
                                                "text": "Which registrations, restrictions or transport rules cover Boeing B-52 Stratofortress, and where?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "controls-q02",
                                                "text": "Does the control attach to the substance, its concentration, or its intended use?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress 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 Boeing B-52 Stratofortress is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress, 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 Boeing B-52 Stratofortress is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 9,
                "layers": 20,
                "findings": 22,
                "questions": 60
            }
        }
    }
}