{
    "model": {
        "rank": 6139,
        "code": "thing-q46947",
        "model_id": "vr.tr.gabbro",
        "name": "gabbro",
        "purpose": "Enable an AI agent to recognise gabbro, assess the condition and representativeness of a particular occurrence or specimen, and select justified investigation, handling or material-use actions.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q46947/",
        "tier": 2,
        "score": 62,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "hornblende gabbro",
                "vistdalite",
                "bojite",
                "gabbronorite"
            ],
            "aliasCount": 4,
            "merged": 4,
            "knownIn": 62,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q46947",
                "url": "https://www.wikidata.org/wiki/Q46947",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T11:44:39Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.00214336,
                        "turns": 1,
                        "seconds": 18.5,
                        "error": null
                    },
                    "codex": {
                        "seconds": 86.2,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a07bad-f6d1-74c1-8552-d027af39f2a0\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: gabbro\nRegistry id: vr.tr.gabbro\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA Vercy mod"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q46947",
                "registryId": "vr.tr.gabbro",
                "name": "gabbro",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q46947/",
            "model": {
                "registry_id": "vr.tr.gabbro",
                "name": "gabbro",
                "purpose": "Enable an AI agent to recognise gabbro, assess the condition and representativeness of a particular occurrence or specimen, and select justified investigation, handling or material-use actions.",
                "definition": "Gabbro is a coarse-grained, plutonic mafic igneous rock composed mainly of plagioclase (typically labradorite-bytownite) and clinopyroxene, with or without olivine, orthopyroxene, and opaque oxides, corresponding to the plutonic equivalent of basalt in the IUGS QAPF and gabbroic-rock classifications.",
                "scope_statement": "This model owns the gabbro identity, observed mineral composition and texture, spatial variability, alteration, physical condition and evidence supporting actions for material registered as vr.tr.gabbro; it distinguishes observations from inferred geological history and proposed uses.",
                "in_scope": [
                    "Evidence supporting or challenging identification as gabbro",
                    "Mineral proportions, plagioclase composition and crystalline texture",
                    "Variation across specimens, blocks and exposed gabbro",
                    "Weathering, mineral replacement, veins and fractures",
                    "Measured material properties and their relevance to a stated use"
                ],
                "out_of_scope": [
                    "Independent definitions of constituent minerals such as plagioclase and pyroxene",
                    "Complete histories and geometries of intrusions, crustal sections or tectonic settings",
                    "Quarry operations, extraction rights and production planning",
                    "Design and certification of aggregate products or finished stone components",
                    "Soils and sediments produced after the rock has disaggregated"
                ],
                "distinguishing_features": [
                    "Check crystalline grain size and texture alongside mineral identity when distinguishing gabbro from basalt or microgabbro; record the classification convention rather than treating colour as decisive.",
                    "Distinguish gabbro from diorite using measured plagioclase composition: BGS specifies average anorthite content above 50% for gabbro within the applicable classification field. [BGS gabbro definition](https://webapps.bgs.ac.uk/bgsrcs/rcs_details.cfm?code=GB)",
                    "Distinguish gabbro from anorthosite using modal mafic-mineral abundance: BGS assigns gabbro when this exceeds 10%, subject to the other classification criteria. [BGS gabbro definition](https://webapps.bgs.ac.uk/bgsrcs/rcs_details.cfm?code=GB)",
                    "Measure clinopyroxene, orthopyroxene and olivine separately before assigning a narrow subtype; BGS distinguishes gabbro sensu stricto using their relative proportions. [BGS gabbro sensu stricto definition](https://webapps.bgs.ac.uk/bgsrcs/rcs_details.cfm?code=GBS)",
                    "Inspect preserved igneous texture, replacement minerals and deformation before accepting an altered or metamorphosed specimen as presently identifiable gabbro rather than a rock with an inferred gabbro protolith."
                ],
                "characteristics": [
                    {
                        "name": "Petrographic identification",
                        "kind": "category",
                        "unit_or_values": "provisional gabbro | supported gabbro | ambiguous | alternative identification; named classification convention",
                        "why_it_matters": "Controls whether gabbro-specific interpretation is justified."
                    },
                    {
                        "name": "Primary mineral mode",
                        "kind": "measurement",
                        "unit_or_values": "volume % plagioclase, clinopyroxene, orthopyroxene, olivine, quartz, alkali feldspar and other identified phases; method and uncertainty",
                        "why_it_matters": "Supports classification and exposes mixtures or subtypes hidden by a field label."
                    },
                    {
                        "name": "Plagioclase composition",
                        "kind": "measurement",
                        "unit_or_values": "anorthite mol %; measured range, zoning and stated averaging method",
                        "why_it_matters": "Helps resolve the gabbro-diorite boundary without relying on appearance."
                    },
                    {
                        "name": "Grain-size distribution",
                        "kind": "measurement",
                        "unit_or_values": "mm by mineral phase, with observed range and measurement method",
                        "why_it_matters": "Supports textural classification and selection of a representative analytical sample."
                    },
                    {
                        "name": "Igneous fabric",
                        "kind": "category",
                        "unit_or_values": "equigranular | inequigranular | ophitic | subophitic | layered | other described | unresolved; multiple values allowed",
                        "why_it_matters": "Records recognition evidence and directions along which sampling or performance may differ."
                    },
                    {
                        "name": "Secondary mineral replacement",
                        "kind": "measurement",
                        "unit_or_values": "estimated volume % replaced, identified secondary phases and affected primary minerals",
                        "why_it_matters": "Separates current material composition from reconstructed original composition."
                    },
                    {
                        "name": "Weathering condition",
                        "kind": "state",
                        "unit_or_values": "fresh | surface-weathered | penetratively weathered | disaggregating | unresolved; grading method recorded",
                        "why_it_matters": "Prevents a weathered surface or fresh core from standing for the entire material."
                    },
                    {
                        "name": "Discontinuity geometry",
                        "kind": "measurement",
                        "unit_or_values": "spacing and aperture in mm or m, orientation in degrees, persistence in m; observation scale",
                        "why_it_matters": "Supports assessment of block integrity, sampling access and differences between intact rock and rock mass."
                    },
                    {
                        "name": "Specimen-to-occurrence relationship",
                        "kind": "relation",
                        "unit_or_values": "sampled from | loose near | supplied as | unknown origin; linked locality, interval or material lot",
                        "why_it_matters": "Limits how far specimen observations can be generalised."
                    },
                    {
                        "name": "Measured material performance",
                        "kind": "measurement",
                        "unit_or_values": "density in kg/m³, water absorption in mass %, strength in MPa or use-specific test result; method, moisture state and orientation",
                        "why_it_matters": "Supports proposed uses through actual measurements rather than a rock-name assumption."
                    }
                ],
                "affordances": [
                    "Assign or revise a provisional gabbro identification from documented petrographic evidence",
                    "Choose fresh, altered and compositionally contrasting sampling locations",
                    "Request thin-section examination, modal analysis or plagioclase chemistry to resolve a specific classification ambiguity",
                    "Identify fractures, weathered zones and veins that constrain block selection or further testing",
                    "Compare measured properties with an explicitly supplied material-use requirement",
                    "Preserve an oriented reference specimen and link destructive-test results to its source material"
                ]
            },
            "sources": [
                {
                    "id": "iugs-igneous",
                    "title": "Igneous Rocks: A Classification and Glossary of Terms (IUGS recommendations)",
                    "url": "",
                    "what_it_supports": "Official IUGS mineralogical definition and named gabbroic varieties",
                    "url_status": "dead"
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "gabbro-identity",
                        "name": "Gabbro identity",
                        "description": "Evidence that the material belongs under the registered gabbro concept.",
                        "rationale": "A dark crystalline appearance or supplier label cannot establish the mineralogical boundaries of gabbro.",
                        "layers": [
                            {
                                "id": "mineralogical-boundaries",
                                "name": "Mineralogical boundaries",
                                "description": "Composition observations needed to distinguish neighbouring rock identities.",
                                "findings": [
                                    {
                                        "id": "diagnostic-mineral-evidence",
                                        "name": "Diagnostic mineral evidence",
                                        "description": "Record observed mineral modes and plagioclase chemistry separately from inferred or unavailable values.",
                                        "questions": [
                                            {
                                                "text": "What measured mineral proportions and plagioclase compositions support the gabbro identification, and with what uncertainty?",
                                                "kind": "measurement",
                                                "id": "diagnostic-mineral-evidence-q01"
                                            },
                                            {
                                                "text": "Under the chosen classification, do these observations exclude diorite, anorthosite and other neighbouring rock classes?",
                                                "kind": "boundary",
                                                "id": "diagnostic-mineral-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "texture-and-name-resolution",
                                "name": "Texture and name resolution",
                                "description": "Textural support and the intended breadth of the gabbro name.",
                                "findings": [
                                    {
                                        "id": "classification-resolution",
                                        "name": "Classification resolution",
                                        "description": "Record grain-scale evidence, the naming convention and whether a broad or narrow identification is justified.",
                                        "questions": [
                                            {
                                                "text": "Does gabbro here mean the broad class, gabbro sensu stricto or an unverified field or commercial name?",
                                                "kind": "definition",
                                                "id": "classification-resolution-q01"
                                            },
                                            {
                                                "text": "What grain-size and texture observations distinguish this material from basalt or microgabbro under that convention?",
                                                "kind": "boundary",
                                                "id": "classification-resolution-q02"
                                            },
                                            {
                                                "text": "Which additional petrographic observation would resolve the remaining naming ambiguity?",
                                                "kind": "action",
                                                "id": "classification-resolution-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "gabbro-variability-and-sampling",
                        "name": "Gabbro variability and sampling",
                        "description": "The relationship between measured material and the gabbro occurrence it represents.",
                        "rationale": "Mineral segregation, layering and local inclusions can make one specimen misleading for a larger block or exposure.",
                        "layers": [
                            {
                                "id": "mineral-and-textural-variation",
                                "name": "Mineral and textural variation",
                                "description": "Spatial changes that affect identification and sampling coverage.",
                                "findings": [
                                    {
                                        "id": "gabbro-domains",
                                        "name": "Gabbro domains",
                                        "description": "Distinguish observed domains by mineral abundance, grain size, fabric, veins and inclusions without presuming a formation mechanism.",
                                        "questions": [
                                            {
                                                "text": "How do plagioclase and mafic-mineral proportions and grain sizes vary across the observed material?",
                                                "kind": "measurement",
                                                "id": "gabbro-domains-q01"
                                            },
                                            {
                                                "text": "Which layers, veins or inclusions require separate observations rather than inclusion in a single averaged gabbro description?",
                                                "kind": "boundary",
                                                "id": "gabbro-domains-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "sample-representativeness",
                                "name": "Sample representativeness",
                                "description": "Traceable sampling context and limits on extrapolation.",
                                "findings": [
                                    {
                                        "id": "sampled-domain-coverage",
                                        "name": "Sampled domain coverage",
                                        "description": "Link each specimen to its location, orientation, sampled domain and fresh or weathered condition.",
                                        "questions": [
                                            {
                                                "text": "Was this specimen collected in place, recovered as a loose fragment or supplied from a documented lot, and what source relationship is verified?",
                                                "kind": "provenance",
                                                "id": "sampled-domain-coverage-q01"
                                            },
                                            {
                                                "text": "Which mineralogical or textural domains remain unsampled before the observations can represent the proposed block, interval or lot?",
                                                "kind": "action",
                                                "id": "sampled-domain-coverage-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "gabbro-alteration-and-integrity",
                        "name": "Gabbro alteration and integrity",
                        "description": "Changes to primary minerals and the continuity of the rock.",
                        "rationale": "Recognition of an original gabbro composition does not establish the identity or integrity of the material now present.",
                        "layers": [
                            {
                                "id": "primary-mineral-preservation",
                                "name": "Primary mineral preservation",
                                "description": "Preserved igneous evidence versus secondary replacement and weathering.",
                                "findings": [
                                    {
                                        "id": "replacement-and-identity",
                                        "name": "Replacement and identity",
                                        "description": "Record which feldspar and mafic grains survive, what replaces them and whether the original composition remains recoverable.",
                                        "questions": [
                                            {
                                                "text": "What fractions of plagioclase, pyroxene and any olivine remain identifiable, and what secondary phases replace them?",
                                                "kind": "measurement",
                                                "id": "replacement-and-identity-q01"
                                            },
                                            {
                                                "text": "Is gabbro supported as the current rock identity, only as a protolith interpretation, or neither?",
                                                "kind": "boundary",
                                                "id": "replacement-and-identity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "fractures-and-weathering-depth",
                                "name": "Fractures and weathering depth",
                                "description": "Discontinuities and deterioration relative to fresh interiors.",
                                "findings": [
                                    {
                                        "id": "intact-gabbro-extent",
                                        "name": "Intact gabbro extent",
                                        "description": "Record connected fractures, vein interfaces and weathering penetration at the scale relevant to the intended action.",
                                        "questions": [
                                            {
                                                "text": "What fracture spacing, aperture, infill and weathering depth separate intact interiors from compromised zones?",
                                                "kind": "measurement",
                                                "id": "intact-gabbro-extent-q01"
                                            },
                                            {
                                                "text": "Where should a fresh comparison sample or an integrity test be taken before selecting this material for cutting or mechanical testing?",
                                                "kind": "action",
                                                "id": "intact-gabbro-extent-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "gabbro-investigation-and-use",
                        "name": "Gabbro investigation and use",
                        "description": "Evidence needed to choose tests and evaluate proposed material actions.",
                        "rationale": "The gabbro name alone does not establish strength, durability, finish quality or suitability for a particular use.",
                        "layers": [
                            {
                                "id": "property-evidence",
                                "name": "Property evidence",
                                "description": "Measured performance tied to composition, fabric and condition.",
                                "findings": [
                                    {
                                        "id": "use-specific-performance",
                                        "name": "Use-specific performance",
                                        "description": "Associate property results with the tested gabbro domain, specimen preparation, moisture condition and orientation.",
                                        "questions": [
                                            {
                                                "text": "Which measured properties address the proposed aggregate, dimension-stone or research use, and which relevant properties remain untested?",
                                                "kind": "measurement",
                                                "id": "use-specific-performance-q01"
                                            },
                                            {
                                                "text": "Do the results apply to intact fresh specimens, altered material, finished surfaces or the fractured rock mass?",
                                                "kind": "boundary",
                                                "id": "use-specific-performance-q02"
                                            },
                                            {
                                                "text": "Does the tested material meet the supplied use criteria, or is a further test needed before a suitability judgement?",
                                                "kind": "action",
                                                "id": "use-specific-performance-q03"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "targeted-material-actions",
                                "name": "Targeted material actions",
                                "description": "Investigation and preparation choices that preserve interpretable evidence.",
                                "findings": [
                                    {
                                        "id": "evidence-preserving-test-selection",
                                        "name": "Evidence-preserving test selection",
                                        "description": "Choose sampling and preparation around unresolved mineralogy, layering, replacement or fractures, retaining a reference where material will be consumed.",
                                        "questions": [
                                            {
                                                "text": "Should the next action target mineral identification, plagioclase chemistry, replacement phases or mechanical behaviour to resolve the stated decision?",
                                                "kind": "action",
                                                "id": "evidence-preserving-test-selection-q01"
                                            },
                                            {
                                                "text": "What specimen orientation, fresh-to-weathered comparison and retained reference are needed before sectioning, crushing or destructive testing?",
                                                "kind": "action",
                                                "id": "evidence-preserving-test-selection-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-external-alignment",
                        "name": "Evidence and external alignment",
                        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "layers": [
                            {
                                "id": "reported-evidence",
                                "name": "Reported evidence",
                                "description": "Findings from the breadth pass, kept separate from the structural claims.",
                                "findings": [
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "olivine gabbro",
                                            "norite (orthopyroxene-dominant gabbroic rock)",
                                            "gabbronorite",
                                            "troctolite",
                                            "hornblende gabbro",
                                            "quartz gabbro",
                                            "essexite / alkali gabbro",
                                            "layered (cumulate) gabbro"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "scheme": "Wikidata",
                                                "value_or_pattern": "Q191478",
                                                "note": "gabbro"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "IUGS Subcommission on the Systematics of Igneous Rocks - QAPF and gabbroic-rock classification"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Crushed stone and dimension stone; oceanic crust Layer 3; Ni-Cu-PGE host in layered mafic intrusions"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "quantity": "SiO2",
                                                "typical_range": "45-52",
                                                "unit": "wt%"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Polishing and low skid resistance as road aggregate; possible asbestiform amphibole in altered gabbros"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "British usage historically treated norite separately; oceanic vs continental gabbro suites"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "name": "diorite",
                                                "difference": "plagioclase more calcic (An50+) and mafic minerals more abundant in gabbro"
                                            },
                                            {
                                                "name": "basalt",
                                                "difference": "gabbro is phaneritic/plutonic; basalt is the fine-grained volcanic equivalent"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of gabbro this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does vr.tr.gabbro denote the broad gabbro class or gabbro sensu stricto, and how does the registry place norite, troctolite and other related names?",
                "Which classification convention and grain-size boundary should govern separation from microgabbro or dolerite?",
                "What evidence threshold should move strongly altered or recrystallised material to a neighbouring model while retaining a gabbro-protolith relationship?",
                "Which sampling coverage is sufficient for layered or heterogeneous gabbro at specimen, block and material-lot scales?",
                "Which proposed uses and acceptance criteria must this model support, and what measured evidence is required for each?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 9,
                "findings": 16,
                "questions": 26
            }
        },
        "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 gabbro, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise gabbro, assess the condition and representativeness of a particular occurrence or specimen, and select justified investigation, handling or material-use actions.",
            "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: hornblende gabbro, vistdalite, bojite, gabbronorite.",
                "4 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 62 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 gabbro, 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": [
                        "hornblende gabbro",
                        "vistdalite",
                        "bojite",
                        "gabbronorite"
                    ]
                }
            ],
            "standing": "Described in 62 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 4 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 gabbro from another, and a gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a gabbro, 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 gabbro, 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 gabbro 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 gabbro is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a gabbro, 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 gabbro, 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 gabbro 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 gabbro, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a gabbro 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 gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a gabbro performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a gabbro, 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 gabbro, 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 gabbro 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 gabbro.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a gabbro at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a gabbro, 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 gabbro, 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 gabbro 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 gabbro there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a gabbro, 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 gabbro, 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 gabbro 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 gabbro 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 gabbro 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 gabbro 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 gabbro 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 gabbro, 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 gabbro 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 gabbro 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 gabbro 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 gabbro, 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 gabbro 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 gabbro and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a gabbro, 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 gabbro, 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 gabbro 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 gabbro is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a gabbro, 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 gabbro, 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 gabbro 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
            }
        }
    }
}