{
    "model": {
        "rank": 4670,
        "code": "thing-q166409",
        "model_id": "vr.tr.gneiss",
        "name": "gneiss",
        "purpose": "Enable an AI agent to identify gneiss, describe its mineral fabric and condition, and judge which interpretations or uses the available evidence supports.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q166409/",
        "tier": 2,
        "score": 73,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Cresciano gneiss",
                "serizzo",
                "Ticino granite",
                "Maggia gneiss",
                "coastal gneiss",
                "composite gneiss",
                "Onsernone gneiss",
                "Śnieżnik gneiss",
                "mica gneiss",
                "augen gneiss",
                "Beola",
                "veined gneiss",
                "Halland gneiss",
                "paragneiss",
                "Vånga granite",
                "banded gneiss",
                "orthogneiss",
                "Weitersfeld stengel gneiss",
                "Gierałtów gneiss",
                "granitic gneiss",
                "Nontron paragneiss",
                "Montevideo gneiss"
            ],
            "aliasCount": 22,
            "merged": 22,
            "knownIn": 73,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q166409",
                "url": "https://www.wikidata.org/wiki/Q166409",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T20:45:26Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 21.3,
                        "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: 01a087ea-23b6-7071-ba3d-a11d50476e54\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: gneiss\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 005: 1001 register",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 63.1,
                        "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: 01a087ea-23ae-7b01-99bc-396a8198ef11\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: gneiss\nRegistry id: vr.tr.gneiss\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext fo"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q166409",
                "registryId": "vr.tr.gneiss",
                "name": "gneiss",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q166409/",
            "model": {
                "registry_id": "vr.tr.gneiss",
                "name": "gneiss",
                "purpose": "Enable an AI agent to identify gneiss, describe its mineral fabric and condition, and judge which interpretations or uses the available evidence supports.",
                "definition": "Gneiss is a foliated metamorphic rock characterized by compositional bands or domains of contrasting mineral assemblages, commonly separating quartz- and feldspar-rich material from material richer in dark minerals.",
                "scope_statement": "This model owns gneiss as a metamorphic rock kind and the observations needed to assess specimens, exposures and material lots, distinguishing observed fabric from inferred geological history.",
                "in_scope": [
                    "Identification of gneiss through mineral composition, mineral segregation and metamorphic fabric",
                    "Mineral assemblages, grain sizes and spatial variation within the rock",
                    "Gneissic banding, foliation, lineation and their geometric relationships",
                    "Evidence for precursor rock, metamorphism, deformation and partial melting",
                    "Weathering, discontinuities and direction-dependent suitability for material use"
                ],
                "out_of_scope": [
                    "Individual mineral species and their complete mineralogical models",
                    "Regional tectonic systems and the complete histories of geological terranes",
                    "Schist, granite, migmatite and other neighbouring rock kinds as independent models",
                    "Quarry operations, extraction machinery and supply-chain management",
                    "Finished stone products, building designs and structural certification"
                ],
                "distinguishing_features": [
                    "Check whether distinguishable mineral domains form a gneissic fabric; colour stripes alone do not establish that the rock is gneiss.",
                    "Distinguish gneissic mineral segregation from schistosity dominated by closely aligned platy minerals, recording borderline textures rather than forcing a classification.",
                    "For a granite-like specimen, check whether its planar or banded fabric reflects metamorphic reworking rather than treating mineral composition alone as decisive.",
                    "Where light and dark domains suggest migmatite, seek evidence for partial melting; banding alone does not establish melt formation.",
                    "Check whether apparent layers represent metamorphic differentiation, inherited compositional layering or another structure, and retain uncertainty about their origin."
                ],
                "characteristics": [
                    {
                        "name": "Identification and confidence",
                        "kind": "category",
                        "unit_or_values": "gneiss; probable gneiss; transitional rock; unresolved, with supporting observations",
                        "why_it_matters": "Separates a supported identification from a field label awaiting examination."
                    },
                    {
                        "name": "Mineral assemblage and proportions",
                        "kind": "measurement",
                        "unit_or_values": "identified minerals and estimated or measured volume %, with method and uncertainty",
                        "why_it_matters": "Describes composition without assuming that all gneisses have one mineral recipe."
                    },
                    {
                        "name": "Grain-size distribution",
                        "kind": "measurement",
                        "unit_or_values": "mm, recorded separately for relevant minerals and bands",
                        "why_it_matters": "Supports textural description and comparison between differently composed domains."
                    },
                    {
                        "name": "Band geometry",
                        "kind": "measurement",
                        "unit_or_values": "band thickness and spacing in mm or cm; continuity length in cm or m; observation scale",
                        "why_it_matters": "Makes gneissic segregation assessable beyond an unqualified description of banding."
                    },
                    {
                        "name": "Fabric orientation",
                        "kind": "measurement",
                        "unit_or_values": "foliation strike/dip and lineation trend/plunge in degrees, with reference convention",
                        "why_it_matters": "Connects specimen observations to exposure geometry and directional testing."
                    },
                    {
                        "name": "Protolith interpretation",
                        "kind": "category",
                        "unit_or_values": "igneous-derived orthogneiss; sediment-derived paragneiss; other or mixed interpretation; unresolved",
                        "why_it_matters": "Records precursor interpretations separately from directly observed texture."
                    },
                    {
                        "name": "Geological provenance",
                        "kind": "relation",
                        "unit_or_values": "links to sampling location, exposure, mapped unit and collection record",
                        "why_it_matters": "Preserves the context needed to evaluate representativeness and geological interpretation."
                    },
                    {
                        "name": "Weathering and alteration condition",
                        "kind": "state",
                        "unit_or_values": "described mineral alteration, staining, friability and surface-to-interior variation, with assessment method",
                        "why_it_matters": "Distinguishes original rock fabric from subsequent deterioration."
                    },
                    {
                        "name": "Discontinuity geometry",
                        "kind": "measurement",
                        "unit_or_values": "fracture spacing in mm or m, aperture in mm, orientation in degrees and observed persistence in m",
                        "why_it_matters": "Supports assessment of block integrity and separates fractures from mineral bands."
                    },
                    {
                        "name": "Directional material performance",
                        "kind": "measurement",
                        "unit_or_values": "strength in MPa, water absorption in %, and other application-specific results, with test method and orientation to fabric",
                        "why_it_matters": "Prevents a rock name or an unoriented test result from substituting for demonstrated suitability."
                    }
                ],
                "affordances": [
                    "Classify a specimen provisionally and identify observations needed to resolve confusion with neighbouring rock kinds.",
                    "Describe and compare mineral bands, grains and structural fabrics across specimens or an exposure.",
                    "Select oriented samples that represent contrasting bands, weathering conditions and fracture patterns.",
                    "Build an evidence-qualified interpretation of precursor rock and metamorphic history.",
                    "Assess whether material testing supports a proposed use and identify missing directional or durability evidence."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "gneiss-identification",
                        "name": "Gneiss identification",
                        "description": "Establish whether the observed rock supports a gneiss identification and define the limits of that identification.",
                        "rationale": "Gneiss must be recognised through its rock fabric and context rather than through colour or a commercial label alone.",
                        "layers": [
                            {
                                "id": "diagnostic-fabric",
                                "name": "Diagnostic fabric",
                                "description": "Examine the mineral organisation underlying the proposed rock name.",
                                "findings": [
                                    {
                                        "id": "gneissic-fabric-evidence",
                                        "name": "Evidence for gneissic fabric",
                                        "description": "Record the observed mineral segregation and preferred orientation that support or weaken identification as gneiss.",
                                        "questions": [
                                            {
                                                "text": "What mineral domains and preferred orientations support the gneiss identification?",
                                                "kind": "definition",
                                                "id": "gneissic-fabric-evidence-q01"
                                            },
                                            {
                                                "text": "At what observation scale is the fabric visible, and does it persist across differently oriented surfaces?",
                                                "kind": "measurement",
                                                "id": "gneissic-fabric-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "neighbouring-rock-boundaries",
                                "name": "Neighbouring rock boundaries",
                                "description": "Resolve ambiguous relationships with schist, granite, migmatite and other banded rocks.",
                                "findings": [
                                    {
                                        "id": "alternative-identifications",
                                        "name": "Alternative identifications",
                                        "description": "Keep competing classifications explicit and identify the evidence that would distinguish them.",
                                        "questions": [
                                            {
                                                "text": "Which observations favour gneiss over schist, weakly deformed granite or a rock with inherited layering?",
                                                "kind": "boundary",
                                                "id": "alternative-identifications-q01"
                                            },
                                            {
                                                "text": "If migmatitic features are suspected, what evidence beyond light-dark banding supports partial melting?",
                                                "kind": "boundary",
                                                "id": "alternative-identifications-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "mineral-and-band-architecture",
                        "name": "Mineral and band architecture",
                        "description": "Describe what the rock contains and how its constituents vary between bands and grains.",
                        "rationale": "Composition and its spatial distribution distinguish individual gneisses and influence interpretation and material behaviour.",
                        "layers": [
                            {
                                "id": "mineral-assemblage",
                                "name": "Mineral assemblage",
                                "description": "Identify minerals and quantify their distribution without assuming a fixed gneiss composition.",
                                "findings": [
                                    {
                                        "id": "domain-specific-composition",
                                        "name": "Domain-specific composition",
                                        "description": "Record mineral identities, proportions and identification confidence separately for contrasting domains.",
                                        "questions": [
                                            {
                                                "text": "Which minerals occur in each contrasting band, and which identifications require thin-section or analytical confirmation?",
                                                "kind": "measurement",
                                                "id": "domain-specific-composition-q01"
                                            },
                                            {
                                                "text": "Do reported mineral proportions describe one band, one specimen or a representative composite of the rock?",
                                                "kind": "boundary",
                                                "id": "domain-specific-composition-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "grain-and-band-texture",
                                "name": "Grain and band texture",
                                "description": "Characterise grain sizes, segregated domains and conspicuous larger grains.",
                                "findings": [
                                    {
                                        "id": "textural-heterogeneity",
                                        "name": "Textural heterogeneity",
                                        "description": "Describe variation in grain size, band dimensions and any eye-shaped grains or aggregates without assigning their origin prematurely.",
                                        "questions": [
                                            {
                                                "text": "What are the grain-size ranges and band thicknesses in the principal mineral domains?",
                                                "kind": "measurement",
                                                "id": "textural-heterogeneity-q01"
                                            },
                                            {
                                                "text": "Are eye-shaped grains or aggregates present, and how does the surrounding fabric relate to them?",
                                                "kind": "measurement",
                                                "id": "textural-heterogeneity-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "fabric-and-deformation",
                        "name": "Fabric and deformation",
                        "description": "Record the geometry and overprinting relationships of banding, foliation, lineation and folds.",
                        "rationale": "A gneiss specimen can preserve several structures whose orientations and sequence cannot be represented by a single banding label.",
                        "layers": [
                            {
                                "id": "oriented-structures",
                                "name": "Oriented structures",
                                "description": "Measure distinct planar and linear features in a shared reference frame.",
                                "findings": [
                                    {
                                        "id": "fabric-geometry",
                                        "name": "Fabric geometry",
                                        "description": "Keep compositional banding, mineral foliation and lineation distinct where observations permit.",
                                        "questions": [
                                            {
                                                "text": "What are the measured orientations of compositional banding, foliation and lineation?",
                                                "kind": "measurement",
                                                "id": "fabric-geometry-q01"
                                            },
                                            {
                                                "text": "Are these structures parallel, oblique or locally variable, and how was specimen orientation preserved?",
                                                "kind": "provenance",
                                                "id": "fabric-geometry-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "structural-overprinting",
                                "name": "Structural overprinting",
                                "description": "Assess folds, disrupted bands and cross-cutting structures as evidence for relative sequence.",
                                "findings": [
                                    {
                                        "id": "relative-deformation-sequence",
                                        "name": "Relative deformation sequence",
                                        "description": "Record observed structural relationships separately from interpretations of deformation events.",
                                        "questions": [
                                            {
                                                "text": "Which bands or fabrics are folded, truncated or displaced by later structures?",
                                                "kind": "measurement",
                                                "id": "relative-deformation-sequence-q01"
                                            },
                                            {
                                                "text": "Which relative sequence is supported by those relationships, and which proposed events remain unresolved?",
                                                "kind": "provenance",
                                                "id": "relative-deformation-sequence-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "origin-and-metamorphic-evidence",
                        "name": "Origin and metamorphic evidence",
                        "description": "Connect the rock to its precursor and metamorphic development through explicit evidence.",
                        "rationale": "The name gneiss does not by itself settle precursor identity, metamorphic conditions, age or whether melting occurred.",
                        "layers": [
                            {
                                "id": "precursor-and-context",
                                "name": "Precursor and context",
                                "description": "Evaluate precursor interpretations using specimen evidence and geological setting.",
                                "findings": [
                                    {
                                        "id": "protolith-attribution",
                                        "name": "Protolith attribution",
                                        "description": "Record the basis for orthogneiss, paragneiss or unresolved precursor attribution.",
                                        "questions": [
                                            {
                                                "text": "What field relationships, mineralogical observations or analytical results support the proposed precursor?",
                                                "kind": "provenance",
                                                "id": "protolith-attribution-q01"
                                            },
                                            {
                                                "text": "Does that interpretation apply to this sampled domain or only to the broader mapped geological unit?",
                                                "kind": "boundary",
                                                "id": "protolith-attribution-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "metamorphic-history",
                                "name": "Metamorphic history",
                                "description": "Assess mineral reactions, melting evidence and dated events without inferring a complete history from the rock name.",
                                "findings": [
                                    {
                                        "id": "conditions-and-event-attribution",
                                        "name": "Conditions and event attribution",
                                        "description": "Tie any proposed metamorphic conditions or ages to the minerals, textures and methods that support them.",
                                        "questions": [
                                            {
                                                "text": "Which mineral assemblages and reaction textures constrain metamorphic conditions, and what uncertainties accompany those constraints?",
                                                "kind": "measurement",
                                                "id": "conditions-and-event-attribution-q01"
                                            },
                                            {
                                                "text": "If an age is reported, which mineral domain and geological event does it date?",
                                                "kind": "provenance",
                                                "id": "conditions-and-event-attribution-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "condition-and-material-use",
                        "name": "Condition and material use",
                        "description": "Assess deterioration, discontinuities and application-specific performance in relation to gneissic fabric.",
                        "rationale": "Suitability depends on the actual material, its condition and test direction rather than on the name gneiss alone.",
                        "layers": [
                            {
                                "id": "weathering-and-integrity",
                                "name": "Weathering and integrity",
                                "description": "Locate alteration and loss of cohesion relative to mineral bands and fractures.",
                                "findings": [
                                    {
                                        "id": "fabric-related-deterioration",
                                        "name": "Fabric-related deterioration",
                                        "description": "Record whether deterioration is distributed uniformly or concentrated in particular domains and discontinuities.",
                                        "questions": [
                                            {
                                                "text": "Which bands or minerals show alteration, grain loss or reduced cohesion, and how far does the affected zone extend?",
                                                "kind": "measurement",
                                                "id": "fabric-related-deterioration-q01"
                                            },
                                            {
                                                "text": "Do open fractures follow the gneissic fabric, cross it or form an independent discontinuity pattern?",
                                                "kind": "measurement",
                                                "id": "fabric-related-deterioration-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "directional-performance",
                                "name": "Directional performance",
                                "description": "Relate proposed use to representative testing and orientation relative to fabric.",
                                "findings": [
                                    {
                                        "id": "use-specific-evidence",
                                        "name": "Use-specific evidence",
                                        "description": "Identify the test evidence required for the intended application and its limits of transfer between specimens or lots.",
                                        "questions": [
                                            {
                                                "text": "Which performance tests and acceptance criteria apply to the proposed use, and were samples tested in relevant directions relative to the fabric?",
                                                "kind": "action",
                                                "id": "use-specific-evidence-q01"
                                            },
                                            {
                                                "text": "Do the tested specimens represent the band's variability, weathering condition and discontinuities of the material to be used?",
                                                "kind": "boundary",
                                                "id": "use-specific-evidence-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 entry covers the geological rock category, not a particular deposit or commercial stone product.",
                                            "The listed kinds use overlapping criteria: precursor origin, texture and partial melting; they are not mutually exclusive.",
                                            "Density is indicative rather than diagnostic; engineering performance requires testing representative material and accounting for orientation and weathering."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of gneiss 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": [
                                            "Orthogneiss",
                                            "Paragneiss",
                                            "Augen gneiss",
                                            "Banded gneiss",
                                            "Migmatitic gneiss"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of gneiss 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": [
                                            "Dimension stone for building facades, flooring, paving and monuments",
                                            "Crushed aggregate where tested properties meet engineering requirements",
                                            "Landscaping stone and retaining-wall blocks",
                                            "Reconstructing metamorphic and deformation histories of continental crust"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of gneiss 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": "Bulk density",
                                                "typical_range": "Approximately 2600-2900 for many common quartz-feldspar-rich varieties",
                                                "unit": "kg/m³"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of gneiss 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": [
                                            "Strength and fracture behavior can vary with the orientation of mineral banding and foliation.",
                                            "Weathering and pre-existing fractures can reduce durability and load-bearing capacity.",
                                            "Cutting, drilling or crushing quartz-bearing gneiss can generate respirable crystalline silica dust.",
                                            "Jointing and foliation can contribute to rockfall or sliding where their orientations favor slope failure."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of gneiss 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": [
                                            "Mineral assemblages and appearance vary with the original rock composition and regional metamorphic history.",
                                            "Stone suppliers may market gneiss as commercial granite, so trade names do not necessarily match geological classification."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of gneiss 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": "Granite",
                                                "difference": "Granite is an igneous rock defined principally by mineral composition; gneiss is metamorphic and identified by gneissic structure. Granite can be the precursor of orthogneiss."
                                            },
                                            {
                                                "name": "Schist",
                                                "difference": "Schist has conspicuous schistosity, commonly produced by aligned platy minerals; gneiss emphasizes compositional segregation and generally has less pronounced splitting along such mineral surfaces."
                                            },
                                            {
                                                "name": "Migmatite",
                                                "difference": "Migmatite contains distinguishable metamorphic and partial-melt-derived components; gneissic banding alone does not establish partial melting, and a rock can be both migmatitic and gneissic."
                                            },
                                            {
                                                "name": "Amphibolite",
                                                "difference": "Amphibolite is defined chiefly by an assemblage dominated by amphibole and plagioclase; gneiss is defined chiefly by structure, so the descriptions can overlap."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of gneiss this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Which authoritative rock-naming framework should govern borderline distinctions among gneiss, schist, foliated granite and migmatite?",
                "How should the model represent exposures containing both gneissic and migmatitic domains without treating the terms as necessarily exclusive?",
                "What minimum evidence should justify an orthogneiss or paragneiss attribution when the precursor is strongly overprinted?",
                "Which observation scales and sampling rules adequately represent band-to-band variability for geological interpretation and material testing?",
                "Which application-specific standards and acceptance criteria should be attached when a particular construction or decorative use is proposed?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 17,
                "questions": 27
            }
        },
        "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 gneiss, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to identify gneiss, describe its mineral fabric and condition, and judge which interpretations or uses the available evidence supports.",
            "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: Cresciano gneiss, serizzo, Ticino granite, Maggia gneiss, coastal gneiss, composite gneiss, Onsernone gneiss, Śnieżnik gneiss, mica gneiss, augen gneiss, Beola, veined gneiss.",
                "22 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 73 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 gneiss, 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": [
                        "Cresciano gneiss",
                        "serizzo",
                        "Ticino granite",
                        "Maggia gneiss",
                        "coastal gneiss",
                        "composite gneiss",
                        "Onsernone gneiss",
                        "Śnieżnik gneiss",
                        "mica gneiss",
                        "augen gneiss",
                        "Beola",
                        "veined gneiss"
                    ]
                }
            ],
            "standing": "Described in 73 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 22 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 gneiss from another, and a gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a gneiss, 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 gneiss, 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 gneiss 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 gneiss is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a gneiss, 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 gneiss, 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 gneiss 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 gneiss, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a gneiss 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 gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a gneiss performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a gneiss, 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 gneiss, 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 gneiss 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 gneiss.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a gneiss at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a gneiss, 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 gneiss, 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 gneiss 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 gneiss there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a gneiss, 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 gneiss, 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 gneiss 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 gneiss 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 gneiss 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 gneiss 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 gneiss 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 gneiss, 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 gneiss 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 gneiss 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 gneiss 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 gneiss, 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 gneiss 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 gneiss and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a gneiss, 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 gneiss, 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 gneiss 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 gneiss is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a gneiss, 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 gneiss, 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 gneiss 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
            }
        }
    }
}