{
    "model": {
        "rank": 6175,
        "code": "thing-q22693",
        "model_id": "vr.tr.olivine",
        "name": "olivine",
        "purpose": "Enable an AI agent to identify olivine, assess its composition and alteration, and select justified tests, handling or uses for a particular grain, specimen or material lot.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q22693/",
        "tier": 2,
        "score": 62,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "forsterite",
                "fayalite",
                "hortonolite",
                "chrysolite",
                "ferrohortonolite"
            ],
            "aliasCount": 5,
            "merged": 5,
            "knownIn": 62,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": "vr.tr.olivine",
            "source": {
                "dataset": "wikidata",
                "item": "Q22693",
                "url": "https://www.wikidata.org/wiki/Q22693",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T11:56:45Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.00605608,
                        "turns": 1,
                        "seconds": 18.3,
                        "error": null
                    },
                    "codex": {
                        "seconds": 89,
                        "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: 01a07bb9-02d9-76f0-83a1-89f0e4255b65\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: olivine\nRegistry id: vr.tr.olivine\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA Vercy m"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q22693",
                "registryId": "vr.tr.olivine",
                "name": "olivine",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.MAT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q22693/",
            "model": {
                "registry_id": "vr.tr.olivine",
                "name": "olivine",
                "purpose": "Enable an AI agent to identify olivine, assess its composition and alteration, and select justified tests, handling or uses for a particular grain, specimen or material lot.",
                "definition": "Olivine is a nesosilicate mineral series of magnesium-iron orthosilicates, (Mg,Fe)2SiO4, that crystallizes in the orthorhombic system as a complete solid solution between forsterite (Mg2SiO4) and fayalite (Fe2SiO4) and is the dominant silicate of Earth's upper mantle.",
                "scope_statement": "This model owns the identity, composition, physical condition and action-relevant properties of olivine under registry entry vr.tr.olivine in PHY / PHY.MAT, provisionally treating olivine as the forsterite-fayalite solid-solution series while recording broader group usage as unresolved terminology.",
                "in_scope": [
                    "Evidence that an observed mineral phase is olivine",
                    "Magnesium-iron composition, minor constituents and zoning within olivine",
                    "Grain size, fractures, inclusions and exposed surfaces",
                    "Alteration, replacement and experimentally observed reactivity",
                    "Suitability of a specified olivine specimen or lot for a proposed operation"
                ],
                "out_of_scope": [
                    "Classification and bulk properties of host rocks such as dunite, peridotite and basalt",
                    "Whole-deposit resource estimates and mining operations",
                    "Independent models of alteration products and associated minerals",
                    "Gemstone valuation, jewellery design and commercial grading systems",
                    "Plant design and project-level carbon-removal accounting"
                ],
                "distinguishing_features": [
                    "Require agreement between phase identification and chemistry consistent with the forsterite-fayalite series; green colour alone is insufficient. Reference: [Handbook of Mineralogy: Forsterite](https://www.handbookofmineralogy.org/pdfs/forsterite.pdf).",
                    "Check whether observed fracture and cleavage fit olivine: forsterite has imperfect cleavage and conchoidal fracture, useful supporting observations when separating it from conspicuously cleaved minerals. Reference: [Handbook of Mineralogy: Forsterite](https://www.handbookofmineralogy.org/pdfs/forsterite.pdf).",
                    "Distinguish olivine from compositionally related high-pressure phases by crystal-structure evidence; composition alone cannot separate forsterite from wadsleyite or ringwoodite. Reference: [Handbook of Mineralogy: Forsterite](https://www.handbookofmineralogy.org/pdfs/forsterite.pdf).",
                    "Identify olivine at the mineral-phase level before applying its name to a rock or processed lot; record how much of the examined material is actually that phase.",
                    "For a grain preserving an apparent olivine shape, test its interior and rim separately before deciding whether it remains olivine or is substantially replaced."
                ],
                "characteristics": [
                    {
                        "name": "Phase identification",
                        "kind": "category",
                        "unit_or_values": "confirmed olivine; probable olivine; mixed phases; unresolved; rejected identification",
                        "why_it_matters": "Controls whether olivine-specific interpretations and actions are warranted."
                    },
                    {
                        "name": "Forsterite component",
                        "kind": "measurement",
                        "unit_or_values": "Fo mol%, using 100 × Mg/(Mg + Fe2+) on a molar basis; record analytical method and iron-valence assumptions",
                        "why_it_matters": "Locates the analysed olivine within the magnesium-iron series without confusing grain chemistry with bulk-rock chemistry."
                    },
                    {
                        "name": "Compositional zoning",
                        "kind": "measurement",
                        "unit_or_values": "Spatially located Fo mol% and constituent concentrations across core, rim and intermediate zones",
                        "why_it_matters": "Shows whether a single composition adequately represents the grain."
                    },
                    {
                        "name": "Minor and trace constituents",
                        "kind": "measurement",
                        "unit_or_values": "Element or oxide mass fraction in wt% or mg/kg, with detection limits and analysed phase",
                        "why_it_matters": "Supports classification and use assessment while distinguishing lattice constituents from inclusions or contamination."
                    },
                    {
                        "name": "Olivine abundance",
                        "kind": "measurement",
                        "unit_or_values": "Mass% or volume%, explicitly distinguished, with sampling and quantification method",
                        "why_it_matters": "Prevents properties of an olivine-bearing mixture from being attributed to pure olivine."
                    },
                    {
                        "name": "Grain and particle dimensions",
                        "kind": "measurement",
                        "unit_or_values": "µm or mm; distinguish mineral grains from processed particles and state distribution basis",
                        "why_it_matters": "Informs sampling, liberation, surface exposure and processing choices."
                    },
                    {
                        "name": "Fracture and inclusion condition",
                        "kind": "state",
                        "unit_or_values": "Observed fracture distribution, inclusion identity and location, and imaging resolution",
                        "why_it_matters": "Constrains cutting, testing and interpretation of whole-specimen measurements."
                    },
                    {
                        "name": "Alteration extent",
                        "kind": "measurement",
                        "unit_or_values": "Estimated replaced area% or volume%, with identified products, method and uncertainty",
                        "why_it_matters": "Separates surviving olivine from material that has acquired different mineral properties."
                    },
                    {
                        "name": "Host and origin",
                        "kind": "relation",
                        "unit_or_values": "Links to host specimen, sampling locality, meteorite or synthesis batch, with evidence",
                        "why_it_matters": "Preserves context needed to interpret composition and assess representativeness."
                    },
                    {
                        "name": "Measured reaction response",
                        "kind": "measurement",
                        "unit_or_values": "Dissolution rate, released constituents or phase conversion, with units, duration and experimental conditions",
                        "why_it_matters": "Supports use decisions from observed behaviour rather than mineral identity alone."
                    }
                ],
                "affordances": [
                    "Select microscopy, phase analysis and chemical measurements to resolve an uncertain olivine identification.",
                    "Map grain compositions and separate homogeneous material from zoned or mixed populations.",
                    "Estimate surviving olivine and identify alteration or inclusions that affect a proposed use.",
                    "Choose representative subsamples and evaluate whether crushing, separation or polishing will answer the intended question.",
                    "Compare a characterised lot with explicit requirements for gem, refractory, foundry or experimental use.",
                    "Design a bounded reaction test and assess its results before extrapolating to weathering or carbonation performance."
                ]
            },
            "sources": [
                {
                    "id": "mindat-olivine",
                    "title": "Olivine: Mineral information, data and localities",
                    "url": "https://www.mindat.org/min-2983.html",
                    "what_it_supports": "IMA-group status, formula (Mg,Fe)2SiO4, orthorhombic Pbnm, hardness, density range, and distinction from olivine-group members such as tephroite.",
                    "url_status": "blocked"
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "olivine-identity",
                        "name": "Olivine identity",
                        "description": "Establish which mineral phase the name denotes and how confidently it has been recognised.",
                        "rationale": "Olivine can label a mineral series, a broader group or a commercial mixture; these meanings support different decisions.",
                        "layers": [
                            {
                                "id": "name-and-phase-boundary",
                                "name": "Name and phase boundary",
                                "description": "Connect the registry term to the actual material being described.",
                                "findings": [
                                    {
                                        "id": "intended-olivine-meaning",
                                        "name": "Intended olivine meaning",
                                        "description": "Record whether the claim concerns an Mg-Fe olivine phase, broader group membership or an olivine-bearing product.",
                                        "questions": [
                                            {
                                                "text": "Does olivine here mean the forsterite-fayalite series, the broader mineral group or a supplier's material designation?",
                                                "kind": "definition",
                                                "id": "intended-olivine-meaning-q01"
                                            },
                                            {
                                                "text": "Which observations belong to the olivine phase, and which describe the host rock or mixed lot?",
                                                "kind": "boundary",
                                                "id": "intended-olivine-meaning-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "diagnostic-evidence",
                                "name": "Diagnostic evidence",
                                "description": "Assess converging evidence and unresolved alternatives.",
                                "findings": [
                                    {
                                        "id": "phase-identification-confidence",
                                        "name": "Phase identification confidence",
                                        "description": "Retain the observations, reference matches and limitations supporting an olivine identification.",
                                        "questions": [
                                            {
                                                "text": "Which microscopy, Raman or diffraction results support olivine, and which reference material or pattern was used?",
                                                "kind": "measurement",
                                                "id": "phase-identification-confidence-q01"
                                            },
                                            {
                                                "text": "What additional test would distinguish the remaining alternatives, including replacement minerals or compositionally similar phases?",
                                                "kind": "action",
                                                "id": "phase-identification-confidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "composition-and-context",
                        "name": "Composition and context",
                        "description": "Describe the analysed olivine composition and the material population it represents.",
                        "rationale": "A bulk assay or one grain measurement cannot automatically represent every olivine grain in a specimen or lot.",
                        "layers": [
                            {
                                "id": "solid-solution-composition",
                                "name": "Solid-solution composition",
                                "description": "Locate individual analyses within the Mg-Fe series and document departures from a simple end-member mixture.",
                                "findings": [
                                    {
                                        "id": "fo-content-and-substitutions",
                                        "name": "Fo content and substitutions",
                                        "description": "Record composition calculations together with analytical limitations and spatial variation.",
                                        "questions": [
                                            {
                                                "text": "What Fo mol% follows from the measured cation proportions, and how was ferrous iron distinguished or assumed?",
                                                "kind": "measurement",
                                                "id": "fo-content-and-substitutions-q01"
                                            },
                                            {
                                                "text": "Do core-rim profiles or minor-element analyses show variation large enough that one reported composition is misleading?",
                                                "kind": "measurement",
                                                "id": "fo-content-and-substitutions-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "sample-representativeness",
                                "name": "Sample representativeness",
                                "description": "Relate analysed grains to their host, collection point and processed material.",
                                "findings": [
                                    {
                                        "id": "olivine-population-origin",
                                        "name": "Olivine population origin",
                                        "description": "Document which grain population was sampled and whether preparation selected particular compositions or conditions.",
                                        "questions": [
                                            {
                                                "text": "Which host specimen, locality or synthesis batch supplied these grains, and what supports that attribution?",
                                                "kind": "provenance",
                                                "id": "olivine-population-origin-q01"
                                            },
                                            {
                                                "text": "Did picking, crushing or separation preferentially retain particular grain sizes, compositions or alteration states?",
                                                "kind": "boundary",
                                                "id": "olivine-population-origin-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "grain-integrity-and-alteration",
                        "name": "Grain integrity and alteration",
                        "description": "Assess surviving olivine, internal defects and secondary material.",
                        "rationale": "A specimen's external appearance can conceal fractures, inclusions and replacement that change its behaviour.",
                        "layers": [
                            {
                                "id": "grain-architecture",
                                "name": "Grain architecture",
                                "description": "Describe dimensions, boundaries and internal discontinuities at the scale relevant to an operation.",
                                "findings": [
                                    {
                                        "id": "fractures-inclusions-and-liberation",
                                        "name": "Fractures, inclusions and liberation",
                                        "description": "Determine whether the material consists of intact olivine grains, fractured grains or composite particles.",
                                        "questions": [
                                            {
                                                "text": "What are the olivine grain sizes, fracture distribution and inclusion identities at the available imaging resolution?",
                                                "kind": "measurement",
                                                "id": "fractures-inclusions-and-liberation-q01"
                                            },
                                            {
                                                "text": "Would the proposed crushing, cutting or polishing expose inclusions, separate olivine from its host or destroy needed textures?",
                                                "kind": "action",
                                                "id": "fractures-inclusions-and-liberation-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "replacement-and-surfaces",
                                "name": "Replacement and surfaces",
                                "description": "Separate fresh olivine from altered rims, coatings and replaced interiors.",
                                "findings": [
                                    {
                                        "id": "surviving-olivine-fraction",
                                        "name": "Surviving olivine fraction",
                                        "description": "Quantify remaining olivine and distinguish identified secondary phases from visually inferred alteration.",
                                        "questions": [
                                            {
                                                "text": "Which phases occupy rims, fractures and interiors, and what fraction of the examined material remains olivine?",
                                                "kind": "measurement",
                                                "id": "surviving-olivine-fraction-q01"
                                            },
                                            {
                                                "text": "Does the evidence justify treating this object as olivine, altered olivine or a replacement aggregate linked to former olivine?",
                                                "kind": "boundary",
                                                "id": "surviving-olivine-fraction-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "olivine-use-and-reaction",
                        "name": "Olivine use and reaction",
                        "description": "Connect measured mineral properties to a specified operation and its acceptance evidence.",
                        "rationale": "Olivine identity alone does not establish gem quality, industrial suitability or reaction performance.",
                        "layers": [
                            {
                                "id": "operation-specific-suitability",
                                "name": "Operation-specific suitability",
                                "description": "Evaluate the particular specimen or lot against the requirements of its intended use.",
                                "findings": [
                                    {
                                        "id": "use-requirements-and-limits",
                                        "name": "Use requirements and limits",
                                        "description": "Record the properties that control acceptance for the proposed gem, thermal, granular or analytical application.",
                                        "questions": [
                                            {
                                                "text": "For the intended use, what limits apply to composition, olivine abundance, grain size, fractures, inclusions or alteration?",
                                                "kind": "action",
                                                "id": "use-requirements-and-limits-q01"
                                            },
                                            {
                                                "text": "Which measured properties establish acceptance, and which missing tests prevent a decision for this specimen or lot?",
                                                "kind": "measurement",
                                                "id": "use-requirements-and-limits-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "reaction-performance",
                                "name": "Reaction performance",
                                "description": "Characterise olivine response under recorded chemical and thermal conditions.",
                                "findings": [
                                    {
                                        "id": "conditioned-reaction-evidence",
                                        "name": "Conditioned reaction evidence",
                                        "description": "Keep observed dissolution, conversion and constituent release tied to the tested composition and environment.",
                                        "questions": [
                                            {
                                                "text": "Under what temperature, pH, fluid composition, gas exposure, surface-area basis and duration was olivine reaction measured?",
                                                "kind": "measurement",
                                                "id": "conditioned-reaction-evidence-q01"
                                            },
                                            {
                                                "text": "What evidence distinguishes olivine dissolution from actual carbonate formation, secondary-phase formation or release of minor constituents?",
                                                "kind": "measurement",
                                                "id": "conditioned-reaction-evidence-q02"
                                            },
                                            {
                                                "text": "What further test is needed before applying the observed response to a different particle size, fluid regime or operating scale?",
                                                "kind": "action",
                                                "id": "conditioned-reaction-evidence-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "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": [
                                            "forsterite (Fo, Mg2SiO4 end-member)",
                                            "fayalite (Fa, Fe2SiO4 end-member)",
                                            "magnesian olivine / chrysolite (intermediate Fo-rich compositions, the common mantle and basaltic olivine)",
                                            "hortonolite (intermediate Fe-Mg olivine, historically named)",
                                            "tephroite (Mn2SiO4, manganese olivine end-member of a related series)",
                                            "gem peridot (transparent green gem-quality olivine, typically Fo-rich)",
                                            "dunite / olivine sand (rock- and sediment-scale occurrences of nearly monomineralic olivine)",
                                            "synthetic / industrial olivine (foundry, refractory, and slag-conditioning grades)"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of olivine this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does vr.tr.olivine intend only the forsterite-fayalite series or all members of the olivine mineral group?",
                "Does an existing Vercy world model already own this concept, requiring a registry link instead of a separate publication?",
                "Which identification methods and confidence criteria are sufficient for field, laboratory and commercial-lot decisions respectively?",
                "What sampling and alteration thresholds justify representing a heterogeneous lot with one olivine composition and condition?",
                "Which application-specific acceptance criteria and reaction evidence are required before recommending thermal use, gem processing or weathering and carbonation trials?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 9,
                "findings": 9,
                "questions": 18
            }
        },
        "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 olivine, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to identify olivine, assess its composition and alteration, and select justified tests, handling or uses for a particular grain, specimen or material lot.",
            "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: forsterite, fayalite, hortonolite, chrysolite, ferrohortonolite.",
                "5 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 olivine, 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": [
                        "forsterite",
                        "fayalite",
                        "hortonolite",
                        "chrysolite",
                        "ferrohortonolite"
                    ]
                }
            ],
            "standing": "Described in 62 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 5 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 olivine from another, and a olivine 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 olivine, 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 olivine, 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 olivine 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 olivine, 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 olivine, 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 olivine 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 olivine 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 olivine, 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 olivine, 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 olivine 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 olivine from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a olivine, 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 olivine, 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 olivine 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 olivine 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 olivine, 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 olivine, 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 olivine 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 olivine is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a olivine, 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 olivine, 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 olivine 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 olivine is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a olivine, 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 olivine, 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 olivine 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 olivine 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 olivine is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a olivine, 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 olivine, 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 olivine 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 olivine 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 olivine, 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 olivine, 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 olivine 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 olivine 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 olivine between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a olivine, 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 olivine, 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 olivine 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 olivine, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a olivine 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 olivine, 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 olivine, 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 olivine 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 olivine 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 olivine is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a olivine performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a olivine, 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 olivine, 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 olivine 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 olivine.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a olivine at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a olivine, 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 olivine, 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 olivine 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 olivine there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a olivine, 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 olivine, 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 olivine 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 olivine 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 olivine 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 olivine 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 olivine 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 olivine, 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 olivine 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 olivine 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 olivine 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 olivine, 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 olivine 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 olivine and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a olivine, 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 olivine, 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 olivine 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 olivine is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a olivine, 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 olivine, 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 olivine 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
            }
        }
    }
}