{
    "model": {
        "rank": 5743,
        "code": "thing-q7060553",
        "model_id": "vr.tr.muscular-system",
        "name": "muscular system",
        "purpose": "Enable an AI agent to recognise an organism's muscular system, assess its documented functional state, and identify actions consistent with its capabilities, limitations and care constraints.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q7060553/",
        "tier": 2,
        "score": 65,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "muscular system of upper limb",
                "muscular system of lower limb",
                "cranial part of muscular system",
                "cervical part of muscular system",
                "dorsal part of muscular system",
                "abdominal part of muscular system",
                "pelvic part of muscular system",
                "Muscular system of the horse"
            ],
            "aliasCount": 8,
            "merged": 8,
            "knownIn": 65,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q7060553",
                "url": "https://www.wikidata.org/wiki/Q7060553",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T09:11:03Z",
                "providers": [
                    "Codex"
                ],
                "missingProviders": [
                    "Grok"
                ],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": null,
                        "turns": null,
                        "seconds": 13.1,
                        "error": "Error: Internal error: {\n  \"message\": \"API error (status 402 Payment Required): Grok Build usage balance exhausted\",\n  \"http_status\": 402\n}",
                        "retried": true
                    },
                    "codex": {
                        "seconds": 92.7,
                        "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: 01a07b21-3f89-77d1-82fa-c8c99e4c9622\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: muscular system\nRegistry id: vr.tr.muscular-system\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: ("
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q7060553",
                "registryId": "vr.tr.muscular-system",
                "name": "muscular system",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q7060553/",
            "model": {
                "registry_id": "vr.tr.muscular-system",
                "name": "muscular system",
                "purpose": "Enable an AI agent to recognise an organism's muscular system, assess its documented functional state, and identify actions consistent with its capabilities, limitations and care constraints.",
                "definition": "",
                "scope_statement": "This model owns the organism-level organisation and functional state of muscles acting together, including their mechanical interfaces, activation dependencies and response to use; species and inclusion of skeletal, smooth and cardiac muscle must be declared.",
                "in_scope": [
                    "Muscle groups, their distribution and their contribution to system-level functions",
                    "Contractile capacity, extensibility, resting tone and coordinated muscle action",
                    "Force transmission through muscle attachments and associated connective tissues",
                    "Fatigue, recovery and adaptation in relation to documented activity",
                    "Muscular impairments, functional limitations and constraints on assessment or loading"
                ],
                "out_of_scope": [
                    "Bone and joint structure except as interfaces affecting muscle action",
                    "Nervous-system organisation and disorders except as activation dependencies",
                    "Whole-organ cardiac, vascular and digestive function beyond explicitly included muscular contributions",
                    "Cellular signalling and metabolism beyond their relevance to recorded muscular capability",
                    "Whole-person diagnosis, treatment planning and general fitness assessment"
                ],
                "distinguishing_features": [
                    "The subject comprises muscles organised across an organism or a declared system partition; an isolated muscle is a component rather than the complete system.",
                    "Its recorded capabilities concern active contraction and force production, distinguishing it from a skeleton or other passive support structure.",
                    "It records muscular contributions to movement, posture or internal mechanical activity rather than treating the entire locomotor or organ system as muscular.",
                    "It distinguishes muscle-generated performance from neural activation and mechanical transmission, allowing a limitation to remain unattributed when evidence cannot separate them.",
                    "Its tissue coverage is explicit, so a skeletal-muscle model cannot silently stand for every contractile tissue in the organism."
                ],
                "characteristics": [
                    {
                        "name": "Organism and developmental context",
                        "kind": "relation",
                        "unit_or_values": "Organism reference, species and documented developmental stage",
                        "why_it_matters": "Determines which anatomical organisation and comparison references are applicable."
                    },
                    {
                        "name": "Included muscle classes",
                        "kind": "category",
                        "unit_or_values": "Explicit inclusion or exclusion of skeletal, smooth, cardiac or species-specific muscle classes; unresolved where necessary",
                        "why_it_matters": "Prevents inconsistent boundaries and inappropriate transfer of assessment methods."
                    },
                    {
                        "name": "Muscle-group distribution",
                        "kind": "relation",
                        "unit_or_values": "Named muscle groups linked to anatomical regions, sides and functional roles",
                        "why_it_matters": "Locates capabilities and impairments without collapsing regional differences into a single system score."
                    },
                    {
                        "name": "Muscle quantity",
                        "kind": "measurement",
                        "unit_or_values": "Mass in kg, volume in cm³ or cross-sectional area in cm², with region and method",
                        "why_it_matters": "Supports comparison over time while keeping muscle quantity distinct from functional performance."
                    },
                    {
                        "name": "Force-producing capacity",
                        "kind": "measurement",
                        "unit_or_values": "Force in N or joint torque in N·m, with task, position, contraction mode and protocol",
                        "why_it_matters": "Makes a capability estimate interpretable within the conditions in which it was obtained."
                    },
                    {
                        "name": "Resting tone",
                        "kind": "state",
                        "unit_or_values": "Recorded assessment and named scale where used; unassessed or indeterminate permitted",
                        "why_it_matters": "Helps describe resistance and resting behaviour without assuming a muscular or neural cause."
                    },
                    {
                        "name": "Fatigability",
                        "kind": "measurement",
                        "unit_or_values": "Change in force, power or task performance over a specified duration or repetition count",
                        "why_it_matters": "Distinguishes initial capability from the ability to sustain activity."
                    },
                    {
                        "name": "Functional limitation",
                        "kind": "state",
                        "unit_or_values": "Task-specific limitation with affected region, severity, evidence and assessment date",
                        "why_it_matters": "Connects recorded muscular state to activities that may require modification or further assessment."
                    },
                    {
                        "name": "Loading restrictions",
                        "kind": "relation",
                        "unit_or_values": "Restriction linked to muscle group, activity, authorising source, effective period and review condition",
                        "why_it_matters": "Bounds proposed activity using documented constraints rather than inferred permission."
                    }
                ],
                "affordances": [
                    "Map muscle groups to the movements, postures or internal mechanical functions they support.",
                    "Compare regional capability and asymmetry using assessments with compatible methods and conditions.",
                    "Track muscle quantity, performance, fatigue and recovery across documented observations.",
                    "Identify whether a functional limitation may involve contraction, activation or force transmission, while preserving unresolved attribution.",
                    "Evaluate proposed muscular activity against recorded capacity, restrictions and assessment uncertainty.",
                    "Select missing observations or qualified assessments needed before changing activity demands."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "muscular-identity-and-coverage",
                        "name": "Muscular identity and coverage",
                        "description": "Defines which organism, muscle classes and anatomical groups the system representation includes.",
                        "rationale": "The label muscular system does not by itself settle species, tissue coverage or regional completeness.",
                        "layers": [
                            {
                                "id": "organism-and-tissue-boundary",
                                "name": "Organism and tissue boundary",
                                "description": "Establishes the biological context and the intended meaning of muscular system.",
                                "findings": [
                                    {
                                        "id": "declared-muscle-coverage",
                                        "name": "Declared muscle coverage",
                                        "description": "Record the organism and an explicit inclusion decision for each relevant muscle class.",
                                        "questions": [
                                            {
                                                "text": "Which organism, species and developmental stage does this muscular system belong to?",
                                                "kind": "definition",
                                                "id": "declared-muscle-coverage-q01"
                                            },
                                            {
                                                "text": "Does coverage include skeletal muscle only, or also smooth, cardiac or other muscle classes?",
                                                "kind": "boundary",
                                                "id": "declared-muscle-coverage-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "regional-muscle-organisation",
                                "name": "Regional muscle organisation",
                                "description": "Organises included muscles by location, laterality and functional grouping.",
                                "findings": [
                                    {
                                        "id": "muscle-group-membership",
                                        "name": "Muscle-group membership",
                                        "description": "Record included groups, anatomical variants and known gaps in representation.",
                                        "questions": [
                                            {
                                                "text": "Which muscle groups and sides are represented, absent, altered or not yet assessed?",
                                                "kind": "definition",
                                                "id": "muscle-group-membership-q01"
                                            },
                                            {
                                                "text": "Which anatomical reference or subject-specific observation supports the recorded group membership?",
                                                "kind": "provenance",
                                                "id": "muscle-group-membership-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "contraction-and-force-transmission",
                        "name": "Contraction and force transmission",
                        "description": "Describes how included muscles generate mechanical output and transmit it to their targets.",
                        "rationale": "Muscular capability depends on both contractile performance and the mechanical path through which force acts.",
                        "layers": [
                            {
                                "id": "contractile-output",
                                "name": "Contractile output",
                                "description": "Records muscle performance under stated contraction and assessment conditions.",
                                "findings": [
                                    {
                                        "id": "conditioned-force-capacity",
                                        "name": "Conditioned force capacity",
                                        "description": "Represent measured or estimated output without treating task performance as a direct measure of isolated muscle force.",
                                        "questions": [
                                            {
                                                "text": "What force, torque or other muscular output was recorded, using which task, contraction mode and body position?",
                                                "kind": "measurement",
                                                "id": "conditioned-force-capacity-q01"
                                            },
                                            {
                                                "text": "Was output measured directly, estimated from a model or inferred from task performance, and what limits that interpretation?",
                                                "kind": "provenance",
                                                "id": "conditioned-force-capacity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "attachments-and-mechanical-coupling",
                                "name": "Attachments and mechanical coupling",
                                "description": "Links muscle contraction to attachments, connective tissues and the structures being acted upon.",
                                "findings": [
                                    {
                                        "id": "force-transmission-path",
                                        "name": "Force transmission path",
                                        "description": "Record the mechanical interfaces needed to interpret an included muscle group's action.",
                                        "questions": [
                                            {
                                                "text": "Through which attachments or tissue interfaces does this muscle group transmit force, and to what structure?",
                                                "kind": "definition",
                                                "id": "force-transmission-path-q01"
                                            },
                                            {
                                                "text": "Which documented interface limitations affect muscular output, and which details belong to neighbouring tendon, joint or organ models?",
                                                "kind": "boundary",
                                                "id": "force-transmission-path-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "activation-and-coordinated-function",
                        "name": "Activation and coordinated function",
                        "description": "Connects muscle activation and cooperation to observable functional performance.",
                        "rationale": "The ability to produce force alone does not establish whether muscles can be recruited and coordinated for a particular function.",
                        "layers": [
                            {
                                "id": "activation-and-resting-behaviour",
                                "name": "Activation and resting behaviour",
                                "description": "Records recruitment, relaxation and resting tone with their assessment limits.",
                                "findings": [
                                    {
                                        "id": "activation-state-evidence",
                                        "name": "Activation state evidence",
                                        "description": "Keep observed activation and resting behaviour separate from explanations of their cause.",
                                        "questions": [
                                            {
                                                "text": "What observations describe recruitment, relaxation, involuntary activity or resting tone in the assessed muscle groups?",
                                                "kind": "measurement",
                                                "id": "activation-state-evidence-q01"
                                            },
                                            {
                                                "text": "What evidence, if any, separates muscular impairment from altered neural drive or assessment conditions?",
                                                "kind": "boundary",
                                                "id": "activation-state-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "task-specific-muscle-cooperation",
                                "name": "Task-specific muscle cooperation",
                                "description": "Describes how multiple muscle groups contribute to a defined movement, posture or internal mechanical function.",
                                "findings": [
                                    {
                                        "id": "coordinated-functional-performance",
                                        "name": "Coordinated functional performance",
                                        "description": "Record the task, participating groups and observed compensations or coordination limits.",
                                        "questions": [
                                            {
                                                "text": "Which muscle groups contribute to the assessed function, and what roles are assigned to them in that task?",
                                                "kind": "definition",
                                                "id": "coordinated-functional-performance-q01"
                                            },
                                            {
                                                "text": "What task-specific evidence shows effective coordination, asymmetry, compensation or failure to sustain the required posture or action?",
                                                "kind": "measurement",
                                                "id": "coordinated-functional-performance-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "muscle-condition-and-load-response",
                        "name": "Muscle condition and load response",
                        "description": "Tracks regional muscle condition and changes associated with activity, inactivity or recovery.",
                        "rationale": "A useful muscular-system model must distinguish current capacity from changes in tissue quantity and response to repeated demand.",
                        "layers": [
                            {
                                "id": "regional-tissue-condition",
                                "name": "Regional tissue condition",
                                "description": "Records muscle quantity and documented structural abnormalities at an appropriate anatomical scale.",
                                "findings": [
                                    {
                                        "id": "muscle-quantity-and-integrity",
                                        "name": "Muscle quantity and integrity",
                                        "description": "Represent regional measurements and assessed tissue changes with method and timing.",
                                        "questions": [
                                            {
                                                "text": "What measurements or assessments describe muscle quantity and tissue integrity in each relevant region?",
                                                "kind": "measurement",
                                                "id": "muscle-quantity-and-integrity-q01"
                                            },
                                            {
                                                "text": "Are apparent changes supported by comparable observations, or could method, positioning or other assessment differences explain them?",
                                                "kind": "provenance",
                                                "id": "muscle-quantity-and-integrity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "fatigue-recovery-and-adaptation",
                                "name": "Fatigue, recovery and adaptation",
                                "description": "Relates performance changes to a documented exposure and observation interval.",
                                "findings": [
                                    {
                                        "id": "response-to-muscular-demand",
                                        "name": "Response to muscular demand",
                                        "description": "Record the activity dose, immediate performance change and subsequent recovery or longer-term change.",
                                        "questions": [
                                            {
                                                "text": "During a specified load, duration and repetition pattern, how did force or functional performance change?",
                                                "kind": "measurement",
                                                "id": "response-to-muscular-demand-q01"
                                            },
                                            {
                                                "text": "What follow-up observations show recovery or sustained adaptation, and over what interval?",
                                                "kind": "measurement",
                                                "id": "response-to-muscular-demand-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "muscular-action-constraints",
                        "name": "Muscular action constraints",
                        "description": "Connects symptoms, impairments and documented restrictions to decisions about assessment and muscular demand.",
                        "rationale": "An agent needs explicit constraints and evidence gaps before proposing changes in how the muscular system is used.",
                        "layers": [
                            {
                                "id": "symptoms-and-functional-limits",
                                "name": "Symptoms and functional limits",
                                "description": "Locates reported or observed problems and records their effect on specific activities.",
                                "findings": [
                                    {
                                        "id": "muscular-limitation-profile",
                                        "name": "Muscular limitation profile",
                                        "description": "Record weakness, pain, stiffness, cramping or other reported problems without automatically attributing them to muscle pathology.",
                                        "questions": [
                                            {
                                                "text": "Which symptoms or performance limitations occur, in which regions and during which activities?",
                                                "kind": "measurement",
                                                "id": "muscular-limitation-profile-q01"
                                            },
                                            {
                                                "text": "Which limitations have an established muscular explanation, and which remain unexplained or assigned to another system?",
                                                "kind": "boundary",
                                                "id": "muscular-limitation-profile-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "permitted-loading-and-reassessment",
                                "name": "Permitted loading and reassessment",
                                "description": "Records the authority, scope and review conditions of activity constraints.",
                                "findings": [
                                    {
                                        "id": "evidence-bounded-action",
                                        "name": "Evidence-bounded action",
                                        "description": "Evaluate a proposed muscular demand against documented restrictions and the relevance of available capability measurements.",
                                        "questions": [
                                            {
                                                "text": "What recorded restrictions or authorised activity parameters apply to the proposed muscle groups, contraction types and loads?",
                                                "kind": "action",
                                                "id": "evidence-bounded-action-q01"
                                            },
                                            {
                                                "text": "What missing assessment, changed symptom or expired restriction requires review before the proposed activity can be evaluated?",
                                                "kind": "action",
                                                "id": "evidence-bounded-action-q02"
                                            },
                                            {
                                                "text": "Who established each restriction or activity parameter, on what evidence and with what review date?",
                                                "kind": "provenance",
                                                "id": "evidence-bounded-action-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the registry intend a human skeletal muscular system, a cross-species model, or a model encompassing all muscle classes?",
                "Where should ownership of tendons, fascia and muscle-tendon units sit relative to neighbouring registered models?",
                "Which assessment methods and reference populations are suitable for each included muscle class, organism and developmental stage?",
                "What evidence is sufficient to distinguish muscular limitations from neural, joint, circulatory or other contributors to reduced performance?",
                "Which existing Vercy models already own parts of this concept and should be linked instead of duplicated?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 10,
                "findings": 10,
                "questions": 21
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "device, machine or tool",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. 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 muscular system, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise an organism's muscular system, assess its documented functional state, and identify actions consistent with its capabilities, limitations and care constraints.",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: muscular system of upper limb, muscular system of lower limb, cranial part of muscular system, cervical part of muscular system, dorsal part of muscular system, abdominal part of muscular system, pelvic part of muscular system, Muscular system of the horse.",
                "8 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 65 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 muscular system, 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"
            ],
            "howItIsRecognised": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "muscular system of upper limb",
                        "muscular system of lower limb",
                        "cranial part of muscular system",
                        "cervical part of muscular system",
                        "dorsal part of muscular system",
                        "abdominal part of muscular system",
                        "pelvic part of muscular system",
                        "Muscular system of the horse"
                    ]
                }
            ],
            "standing": "Described in 65 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 8 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one muscular system from another, and a muscular system 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 muscular system, 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 muscular system, 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 muscular system 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 muscular system, 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 muscular system, 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 muscular system 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 muscular system 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 muscular system, 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 muscular system, 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 muscular system 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 muscular system from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a muscular system, 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 muscular system, 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 muscular system 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 muscular system 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 muscular system, 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 muscular system, 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 muscular system 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 muscular system is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a muscular system, 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 muscular system, 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 muscular system 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 muscular system is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a muscular system, 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 muscular system, 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 muscular system 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 muscular system 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 muscular system is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a muscular system, 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 muscular system, 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 muscular system 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 muscular system 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 muscular system, 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 muscular system, 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 muscular system 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 muscular system 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 muscular system between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a muscular system, 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 muscular system, 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 muscular system 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 muscular system, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a muscular system 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 muscular system, 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 muscular system, 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 muscular system is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "function-and-principle",
                        "name": "Function and operating principle",
                        "description": "What muscular system is for and how it achieves it.",
                        "rationale": "Two devices with the same name can work on different principles, and the principle is what predicts failure and constrains use.",
                        "layers": [
                            {
                                "id": "intended-function",
                                "name": "Intended function",
                                "description": "The job it does, and the jobs it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-record",
                                        "name": "Function, principle and variants",
                                        "description": "What it does, how, and which variants do it differently.",
                                        "questions": [
                                            {
                                                "id": "function-record-q01",
                                                "text": "What function does muscular system perform, on what operating principle, and which variants differ in that principle?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "function-record-q02",
                                                "text": "What use falls outside the intended function but happens in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "capacity-and-rating",
                                "name": "Capacity and rating",
                                "description": "The numbers that say what it can do and where it stops.",
                                "findings": [
                                    {
                                        "id": "ratings",
                                        "name": "Ratings and their conditions",
                                        "description": "Rated capacity, power, throughput and the conditions each assumes.",
                                        "questions": [
                                            {
                                                "id": "ratings-q01",
                                                "text": "What ratings characterise muscular system, in what units, and under what stated conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "ratings-q02",
                                                "text": "What happens beyond the rating - degradation, refusal, damage - and how is that detected?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "operation-and-state",
                        "name": "Operation, controls and state",
                        "description": "How muscular system is operated and what state it is in right now.",
                        "rationale": "An agent acting on a device needs its current state and the controls that change it, not just its specification.",
                        "layers": [
                            {
                                "id": "controls-and-modes",
                                "name": "Controls and modes",
                                "description": "What can be set, what that changes, and what is interlocked.",
                                "findings": [
                                    {
                                        "id": "control-surface",
                                        "name": "Control surface and interlocks",
                                        "description": "The settings available and the conditions that block them.",
                                        "questions": [
                                            {
                                                "id": "control-surface-q01",
                                                "text": "What controls and modes does muscular system have, and what does each change?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "control-surface-q02",
                                                "text": "Which actions are interlocked or forbidden in which state, and what must be true before acting?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-maintenance",
                                "name": "Condition and maintenance",
                                "description": "Wear, service intervals, consumables and the line between working and broken.",
                                "findings": [
                                    {
                                        "id": "service-record",
                                        "name": "Condition, service and consumables",
                                        "description": "What is consumed, what is serviced, and how condition is judged.",
                                        "questions": [
                                            {
                                                "id": "service-record-q01",
                                                "text": "What consumables and service does muscular system need, at what interval, and on whose authority?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "service-record-q02",
                                                "text": "What evidence separates a unit that is working from one that is out of service?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "kind-model-unit",
                        "name": "Kind, model and unit",
                        "description": "Whether a claim about muscular system is about the kind, a product line, or one physical unit.",
                        "rationale": "This is the boundary most often got wrong for made things, and getting it wrong mixes a catalogue entry with the machine in the yard.",
                        "layers": [
                            {
                                "id": "level-of-reference",
                                "name": "Level of reference",
                                "description": "The three levels and what belongs at each.",
                                "findings": [
                                    {
                                        "id": "level-rules",
                                        "name": "What belongs to kind, model and unit",
                                        "description": "Which properties are shared by all of them and which are not.",
                                        "questions": [
                                            {
                                                "id": "level-rules-q01",
                                                "text": "Which facts about muscular system hold for every one of them, which for a model, and which only for one unit?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "level-rules-q02",
                                                "text": "What identifies an individual unit, and what should an agent do when it has only the kind?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "standards-and-conformity",
                                "name": "Standards and conformity",
                                "description": "The standards a working example must meet and who attests it.",
                                "findings": [
                                    {
                                        "id": "conformity",
                                        "name": "Standards, marks and attestation",
                                        "description": "Which standard applies, who certifies, and what the mark means.",
                                        "questions": [
                                            {
                                                "id": "conformity-q01",
                                                "text": "Which standards govern muscular system, issued by whom, and what does conformity actually assert?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "conformity-q02",
                                                "text": "What may an agent conclude from a certification mark, and what may it not?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a muscular system 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 muscular system and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a muscular system, 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 muscular system, 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 muscular system 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 muscular system is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a muscular system, 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 muscular system, 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 muscular system is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 8,
                "layers": 17,
                "findings": 19,
                "questions": 51
            }
        }
    }
}