{
    "model": {
        "rank": 8516,
        "code": "thing-q6876",
        "model_id": "vr.tr.volleyball-at-the-summer-olympics",
        "name": "volleyball at the Summer Olympics",
        "purpose": "Let an agent explain the Olympic volleyball events and their formats, relay results and medal histories from official sources, describe qualification, and support following the competition.",
        "family": "Thing Registry",
        "category": "Activities and processes",
        "status": "research-draft",
        "kind": "thing",
        "plane": "ACT",
        "domain": "ACT.EVT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q6876/",
        "tier": 2,
        "score": 51,
        "payload": {
            "layer": "wikidata",
            "aliases": [],
            "aliasCount": 0,
            "merged": 0,
            "knownIn": 51,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q6876",
                "url": "https://www.wikidata.org/wiki/Q6876",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-11T23:44:47Z",
                "providers": [
                    "Claude"
                ],
                "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
                "pass": 2,
                "wave": 2,
                "engine": "claude"
            },
            "metaModel": {
                "id": "THING-Q6876",
                "registryId": "vr.tr.volleyball-at-the-summer-olympics",
                "name": "volleyball at the Summer Olympics",
                "version": "0.2.0-wave.2",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "ACT.EVT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q6876/",
            "model": {
                "registry_id": "vr.tr.volleyball-at-the-summer-olympics",
                "name": "volleyball at the Summer Olympics",
                "purpose": "Let an agent explain the Olympic volleyball events and their formats, relay results and medal histories from official sources, describe qualification, and support following the competition.",
                "definition": "The volleyball competition at the Summer Olympic Games, comprising indoor volleyball tournaments for men and women held since 1964 and beach volleyball tournaments since 1996, organised by the International Olympic Committee and the international volleyball federation with qualification through continental and world rankings; the events are among the most watched team sports at the Games.",
                "what_it_is_for": "Volleyball tournaments at the Olympics.",
                "affordances": [
                    "explain formats and events",
                    "relay results and medal histories",
                    "describe qualification",
                    "support following the competition"
                ],
                "distinguishing_features": [
                    "Olympic event",
                    "Indoor and beach disciplines",
                    "Men and women tournaments",
                    "Qualification system"
                ],
                "appearance": "Not physical; tournaments held at each Summer Games.",
                "visual_identification": [
                    "Olympic volleyball events",
                    "Indoor and beach tournaments",
                    "World championships are separate federation events"
                ],
                "physical_properties": [],
                "families_and_kinds": [
                    "men indoor tournament",
                    "women indoor tournament",
                    "men beach volleyball",
                    "women beach volleyball",
                    "editions by Games"
                ],
                "related_models": [
                    {
                        "relation": "is a kind of",
                        "target": "Olympic sports discipline event",
                        "why": "category"
                    },
                    {
                        "relation": "is a kind of",
                        "target": "volleyball tournament",
                        "why": "category"
                    },
                    {
                        "relation": "is related to",
                        "target": "volleyball",
                        "why": "the sport"
                    },
                    {
                        "relation": "is related to",
                        "target": "Summer Olympic Games",
                        "why": "the parent event"
                    }
                ],
                "identifiers": [],
                "standards_and_regulation": [
                    "Olympic Charter and IOC rules",
                    "International volleyball federation rules",
                    "Anti-doping rules"
                ],
                "failure_modes_and_hazards": [
                    "Incorrect results from unofficial sources",
                    "Confusing Olympic and world championship results",
                    "Outdated qualification rules"
                ],
                "in_scope": [],
                "out_of_scope": [],
                "characteristics": []
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "understand",
                        "name": "Understand",
                        "description": "The events.",
                        "rationale": "Formats.",
                        "layers": [
                            {
                                "id": "formats",
                                "name": "Formats",
                                "description": "Formats.",
                                "findings": [
                                    {
                                        "id": "formats-finding",
                                        "name": "Formats",
                                        "description": "Formats.",
                                        "questions": [
                                            {
                                                "text": "How are the indoor and beach volleyball tournaments structured at the Games, and how many teams take part?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "How have formats changed over editions?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "qualification",
                                "name": "Qualification",
                                "description": "Qualification.",
                                "findings": [
                                    {
                                        "id": "qualification-finding",
                                        "name": "Qualification",
                                        "description": "Qualification.",
                                        "questions": [
                                            {
                                                "text": "How do teams qualify for Olympic volleyball, according to the federation and IOC?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which entry fits the current qualification cycle?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "results",
                        "name": "Results",
                        "description": "Results and history.",
                        "rationale": "Records.",
                        "layers": [
                            {
                                "id": "medals",
                                "name": "Medals",
                                "description": "Medal history.",
                                "findings": [
                                    {
                                        "id": "medals-finding",
                                        "name": "Medals",
                                        "description": "Medals.",
                                        "questions": [
                                            {
                                                "text": "Which teams have won medals in each event, according to official records?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which entry fits a specific edition?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "notable",
                                "name": "Notable",
                                "description": "Notable matches and players.",
                                "findings": [
                                    {
                                        "id": "notable-finding",
                                        "name": "Notable",
                                        "description": "Notable.",
                                        "questions": [
                                            {
                                                "text": "Which matches and players are considered notable in Olympic volleyball history, and by whom?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which records exist?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "follow",
                        "name": "Follow",
                        "description": "Following the competition.",
                        "rationale": "Practice.",
                        "layers": [
                            {
                                "id": "watch",
                                "name": "Watch",
                                "description": "Watching.",
                                "findings": [
                                    {
                                        "id": "watch-finding",
                                        "name": "Watch",
                                        "description": "Watching.",
                                        "questions": [
                                            {
                                                "text": "How can the Olympic volleyball events be followed, and where are schedules and results published?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which entry fits broadcasting?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "rules",
                                "name": "Rules",
                                "description": "Rules of play.",
                                "findings": [
                                    {
                                        "id": "rules-finding",
                                        "name": "Rules",
                                        "description": "Rules.",
                                        "questions": [
                                            {
                                                "text": "Which rules of volleyball and beach volleyball apply at the Games?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which entry fits the sport rules?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "learn",
                        "name": "Learn",
                        "description": "History and context.",
                        "rationale": "Context.",
                        "layers": [
                            {
                                "id": "history",
                                "name": "History",
                                "description": "History.",
                                "findings": [
                                    {
                                        "id": "history-finding",
                                        "name": "History",
                                        "description": "History.",
                                        "questions": [
                                            {
                                                "text": "How did volleyball enter the Olympic programme in 1964 and beach volleyball in 1996?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "text": "Which references are standard?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "teach",
                                "name": "Teach",
                                "description": "Teaching.",
                                "findings": [
                                    {
                                        "id": "teach-finding",
                                        "name": "Teach",
                                        "description": "Teaching.",
                                        "questions": [
                                            {
                                                "text": "How can Olympic volleyball history be presented?",
                                                "kind": "action"
                                            },
                                            {
                                                "text": "Which misconceptions arise?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Should each edition be a separate entry?",
                "How should official results be linked?",
                "How should qualification changes be tracked?"
            ],
            "statistics": {
                "bundles": 4,
                "layers": 8,
                "findings": 8,
                "questions": 16
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "event or period",
            "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 volleyball at the Summer Olympics, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Let an agent explain the Olympic volleyball events and their formats, relay results and medal histories from official sources, describe qualification, and support following the competition.",
            "characteristics": {
                "substance": "activity",
                "origin": "conceptual",
                "agency": "inert"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Described in 51 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 volleyball at the Summer Olympics, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "something that happens over time",
            "physicalCharacter": [
                "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": [
                "Not a thing to see. Recognised by when it happened and who was involved, on the account of somebody."
            ],
            "relatedModels": [],
            "standing": "Described in 51 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one volleyball at the Summer Olympics from another, and a volleyball at the Summer Olympics 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a volleyball at the Summer Olympics 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "process-and-outcome",
                        "name": "Process, inputs and outcome",
                        "description": "How a volleyball at the Summer Olympics proceeds, what it needs and what it leaves behind.",
                        "rationale": "An activity is known by its steps and its results, and both have to be recordable while it is still running.",
                        "layers": [
                            {
                                "id": "steps-and-sequence",
                                "name": "Steps and sequence",
                                "description": "The steps of a volleyball at the Summer Olympics, their order and what may run in parallel.",
                                "findings": [
                                    {
                                        "id": "steps-and-preconditions",
                                        "name": "Steps, preconditions and completion",
                                        "description": "What has to be true before each step of a volleyball at the Summer Olympics and what marks it done.",
                                        "questions": [
                                            {
                                                "id": "steps-and-preconditions-q01",
                                                "text": "What identifies and describes a step of a volleyball at the Summer Olympics, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "steps-and-preconditions-q02",
                                                "text": "Who or what asserted this about a step of a volleyball at the Summer Olympics, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "steps-and-preconditions-q03",
                                                "text": "What may an agent decide or do once a step of a volleyball at the Summer Olympics is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "inputs-and-results",
                                "name": "Inputs, resources and results",
                                "description": "What a volleyball at the Summer Olympics consumes and what it produces.",
                                "findings": [
                                    {
                                        "id": "inputs-and-outputs",
                                        "name": "Inputs, outputs and side effects",
                                        "description": "The resources a volleyball at the Summer Olympics takes and the results it leaves, wanted or not.",
                                        "questions": [
                                            {
                                                "id": "inputs-and-outputs-q01",
                                                "text": "What identifies and describes the inputs and results of a volleyball at the Summer Olympics, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "inputs-and-outputs-q02",
                                                "text": "Who or what asserted this about the inputs and results of a volleyball at the Summer Olympics, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "inputs-and-outputs-q03",
                                                "text": "What may an agent decide or do once the inputs and results of a volleyball at the Summer Olympics is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "extent-and-dating",
                        "name": "Temporal extent and dating",
                        "description": "When volleyball at the Summer Olympics began and ended, and who says so.",
                        "rationale": "Dates for events are conventions held by historiographies that disagree, and a single confident date hides the disagreement.",
                        "layers": [
                            {
                                "id": "dating",
                                "name": "Dating and calendar",
                                "description": "Start, end, granularity and the calendar used.",
                                "findings": [
                                    {
                                        "id": "date-record",
                                        "name": "Dates, granularity and authority",
                                        "description": "What is dated, how precisely, and on whose account.",
                                        "questions": [
                                            {
                                                "id": "date-record-q01",
                                                "text": "What start and end are conventionally given for volleyball at the Summer Olympics, at what granularity, in which calendar?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "date-record-q02",
                                                "text": "Which accounts date it differently, and on what grounds?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "membership-of-the-event",
                                "name": "What counts as part of it",
                                "description": "Sub-events included or excluded, and by whom.",
                                "findings": [
                                    {
                                        "id": "inclusion",
                                        "name": "Inclusion and exclusion",
                                        "description": "The episodes treated as inside the event and those left out.",
                                        "questions": [
                                            {
                                                "id": "inclusion-q01",
                                                "text": "Which episodes are counted as part of volleyball at the Summer Olympics, and which are treated as separate?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "inclusion-q02",
                                                "text": "Whose framing is being followed in that inclusion, and who frames it otherwise?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "participants-and-consequence",
                        "name": "Participants, causes and consequences",
                        "description": "Who took part in volleyball at the Summer Olympics and what is claimed to follow from it.",
                        "rationale": "Causation around events is asserted rather than observed, so each claim needs the party asserting it.",
                        "layers": [
                            {
                                "id": "participants",
                                "name": "Participants and roles",
                                "description": "Parties involved and what each did.",
                                "findings": [
                                    {
                                        "id": "participant-record",
                                        "name": "Parties and their roles",
                                        "description": "Who is recorded as involved and in what capacity.",
                                        "questions": [
                                            {
                                                "id": "participant-record-q01",
                                                "text": "Which parties took part in volleyball at the Summer Olympics, in what roles, and on whose account?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "participant-record-q02",
                                                "text": "Where do accounts disagree about who was involved?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "consequences",
                                "name": "Causes and consequences",
                                "description": "What is claimed to have caused it and followed from it.",
                                "findings": [
                                    {
                                        "id": "causal-claims",
                                        "name": "Causal claims and who makes them",
                                        "description": "Antecedents and outcomes as attributed claims.",
                                        "questions": [
                                            {
                                                "id": "causal-claims-q01",
                                                "text": "What causes and consequences are attributed to volleyball at the Summer Olympics, and by whom?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "causal-claims-q02",
                                                "text": "What would an agent need before treating such a claim as settled rather than contested?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a volleyball at the Summer Olympics 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 volleyball at the Summer Olympics and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics 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 volleyball at the Summer Olympics is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics, 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 volleyball at the Summer Olympics is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 6,
                "layers": 12,
                "findings": 14,
                "questions": 38
            }
        }
    }
}