{
    "model": {
        "rank": 2569,
        "code": "thing-q1455",
        "model_id": "vr.tr.field-hockey",
        "name": "field hockey",
        "purpose": "Enable an AI agent to recognise field hockey activity, assess its playing state and determine permitted, required or unsafe next actions under the applicable rules.",
        "family": "Thing Registry",
        "category": "Activities and processes",
        "status": "research-draft",
        "kind": "thing",
        "plane": "ACT",
        "domain": "ACT.ACT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q1455/",
        "tier": 2,
        "score": 102,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "men's field hockey",
                "men's indoor hockey",
                "indoor hockey",
                "Para hockey",
                "women's field hockey",
                "wheelchair hockey",
                "hockey in the Dutch Antilles",
                "Gena"
            ],
            "aliasCount": 8,
            "merged": 8,
            "knownIn": 102,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q1455",
                "url": "https://www.wikidata.org/wiki/Q1455",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T10:07:41Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.00837114,
                        "turns": 1,
                        "seconds": 136,
                        "error": null
                    },
                    "codex": {
                        "seconds": 80.5,
                        "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: 01a07b52-24ea-7252-a796-5dfd1bc333dc\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: field hockey\nRegistry id: vr.tr.field-hockey\nPlane / domain: ACT / ACT.ACT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q1455",
                "registryId": "vr.tr.field-hockey",
                "name": "field hockey",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "ACT.ACT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q1455/",
            "model": {
                "registry_id": "vr.tr.field-hockey",
                "name": "field hockey",
                "purpose": "Enable an AI agent to recognise field hockey activity, assess its playing state and determine permitted, required or unsafe next actions under the applicable rules.",
                "definition": "Field hockey is an 11-a-side outdoor team sport in which players use a one-faced, J-shaped stick to control and strike a hard spherical ball on a rectangular grass or hockey-turf pitch, scoring only from within the shooting circle into a defended goal, and is governed worldwide by the Fédération Internationale de Hockey (FIH).",
                "scope_statement": "This model owns field hockey as a regulated playing activity, including its format, participants, stick-and-ball interactions, scoring, match progression and decisions; it references neighbouring models for people, facilities, equipment and competitions.",
                "in_scope": [
                    "Identification of the field hockey format and applicable rules",
                    "Playing roles, team composition, substitutions and temporary exclusions",
                    "Ball movement, possession, challenges and scoring eligibility",
                    "Match phases, restarts, penalties and officiating decisions",
                    "Playing conditions and hockey-specific safety constraints"
                ],
                "out_of_scope": [
                    "Player identity, medical history and long-term athletic development",
                    "Pitch construction, facility ownership and maintenance operations",
                    "Equipment manufacture, inventory and purchasing",
                    "Tournament scheduling, standings and competition administration",
                    "Ice hockey, floorball and other neighbouring stick-and-ball sports"
                ],
                "distinguishing_features": [
                    "Recognise play using field-hockey sticks and a ball on a field-hockey playing surface, rather than classifying any stick-and-ball activity as field hockey.",
                    "Distinguish it from ice hockey through the playing surface, footwear, playing object and governing rules rather than the shared word 'hockey'.",
                    "Check the rules governing which stick surfaces may play the ball; stick shape alone does not establish that an action is legal.",
                    "Check format-specific scoring-area and attacking-touch requirements rather than treating every ball crossing the goal line as a goal.",
                    "Distinguish outdoor field hockey, indoor hockey and Hockey5s through their declared rules and playing arrangements before applying participant limits, boundaries or restart procedures."
                ],
                "characteristics": [
                    {
                        "name": "Playing format",
                        "kind": "category",
                        "unit_or_values": "Declared format, such as outdoor field hockey, indoor hockey, Hockey5s or an identified adaptation",
                        "why_it_matters": "Selects the relevant interpretation of team size, boundaries, scoring and permitted play."
                    },
                    {
                        "name": "Applicable rules",
                        "kind": "relation",
                        "unit_or_values": "Governing rules document, edition, competition regulations and declared local adaptations",
                        "why_it_matters": "Grounds decisions in the rules actually governing this activity."
                    },
                    {
                        "name": "Activity context",
                        "kind": "category",
                        "unit_or_values": "Competitive match, practice match, training drill or informal play",
                        "why_it_matters": "Establishes which match procedures and adaptations apply."
                    },
                    {
                        "name": "Playing configuration",
                        "kind": "state",
                        "unit_or_values": "Players currently participating by team, role, substitution status and exclusion status",
                        "why_it_matters": "Determines who may enter play and which role-specific permissions apply."
                    },
                    {
                        "name": "Ball position",
                        "kind": "measurement",
                        "unit_or_values": "Metres in a declared pitch coordinate frame, with height and observation uncertainty where available",
                        "why_it_matters": "Supports boundary, scoring-area, restart-location and raised-ball assessments."
                    },
                    {
                        "name": "Ball interaction",
                        "kind": "category",
                        "unit_or_values": "Observed carry, push, hit, sweep, flick, scoop, deflection, tackle or unresolved interaction",
                        "why_it_matters": "Makes technique-specific restrictions and contact sequences assessable."
                    },
                    {
                        "name": "Playing phase",
                        "kind": "state",
                        "unit_or_values": "Live play, stopped play, pending restart, interval, suspended or completed",
                        "why_it_matters": "Determines whether ordinary play, a restart procedure or no play is currently permitted."
                    },
                    {
                        "name": "Match clock",
                        "kind": "measurement",
                        "unit_or_values": "Period identifier and seconds elapsed or remaining, with running or stopped status",
                        "why_it_matters": "Supports period transitions and rules governing unfinished procedures."
                    },
                    {
                        "name": "Confirmed score",
                        "kind": "state",
                        "unit_or_values": "Awarded goals by team, with disputed or pending scoring events recorded separately",
                        "why_it_matters": "Separates an observed goal-line crossing from an officially accepted goal."
                    },
                    {
                        "name": "Decision authority",
                        "kind": "relation",
                        "unit_or_values": "Responsible umpire or authorised review process linked to each decision",
                        "why_it_matters": "Distinguishes observations and agent assessments from binding match decisions."
                    }
                ],
                "affordances": [
                    "Classify an activity's field hockey format and identify missing rules context.",
                    "Record a passage of play with ball contacts, player roles, pitch locations and uncertainty.",
                    "Assess candidate passes, challenges, shots and substitutions against the applicable playing constraints.",
                    "Identify the restart or penalty procedure associated with a recorded stoppage and authoritative decision.",
                    "Evaluate a scoring event against its preceding contact sequence and the format's scoring requirements.",
                    "Flag potentially dangerous play or unsuitable conditions for human assessment and identify unresolved evidence."
                ]
            },
            "sources": [
                {
                    "id": "fih-rules",
                    "title": "Rules of Hockey",
                    "url": "https://www.fih.hockey",
                    "what_it_supports": "Pitch and goal dimensions, ball mass and circumference, match format, stick construction limits, and the distinction of outdoor, indoor, and Hockey5s as FIH disciplines.",
                    "url_status": "live"
                },
                {
                    "id": "wikidata-q1455",
                    "title": "field hockey (Q1455)",
                    "url": "https://www.wikidata.org/wiki/Q1455",
                    "what_it_supports": "Canonical identifier, aliases, and sport-family links used to name this thing in open catalogues.",
                    "url_status": "live"
                },
                {
                    "id": "britannica-field-hockey",
                    "title": "Field hockey",
                    "url": "https://www.britannica.com/sports/field-hockey",
                    "what_it_supports": "Specialist description of play, equipment, and the historical split from ice and other stick-and-ball games.",
                    "url_status": "blocked"
                },
                {
                    "id": "wikipedia-field-hockey",
                    "title": "Field hockey",
                    "url": "https://en.wikipedia.org/wiki/Field_hockey",
                    "what_it_supports": "Competition structure, regional naming (hockey vs field hockey), and neighbour sports against which the game is commonly distinguished.",
                    "url_status": "live"
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "format-and-rules",
                        "name": "Format and rules",
                        "description": "Establishes which field hockey activity is being modelled and which rules govern it.",
                        "rationale": "Field hockey variants and adaptations cannot safely share an assumed set of playing permissions.",
                        "layers": [
                            {
                                "id": "activity-identity",
                                "name": "Activity identity",
                                "description": "Recognises field hockey and establishes its format and context.",
                                "findings": [
                                    {
                                        "id": "format-recognition",
                                        "name": "Format recognition",
                                        "description": "Records evidence for the declared format and any mismatch between that declaration and observed play.",
                                        "questions": [
                                            {
                                                "text": "Which field hockey format is declared, and what playing surface, equipment and boundary arrangements support that classification?",
                                                "kind": "definition",
                                                "id": "format-recognition-q01"
                                            },
                                            {
                                                "text": "Is this a match, drill or informal adaptation, and which departures from the declared format are intentional?",
                                                "kind": "boundary",
                                                "id": "format-recognition-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "governing-authority",
                                "name": "Governing authority",
                                "description": "Connects playing interpretations to identifiable rules and authorised decisions.",
                                "findings": [
                                    {
                                        "id": "applicable-rule-set",
                                        "name": "Applicable rule set",
                                        "description": "Records the rules edition, supplementary regulations and decision authority used for this activity.",
                                        "questions": [
                                            {
                                                "text": "Which rules edition and competition or local modifications govern this session?",
                                                "kind": "provenance",
                                                "id": "applicable-rule-set-q01"
                                            },
                                            {
                                                "text": "Who resolves a disputed interpretation, and which rule source takes precedence when provisions conflict?",
                                                "kind": "action",
                                                "id": "applicable-rule-set-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "players-and-playing-roles",
                        "name": "Players and playing roles",
                        "description": "Tracks who may participate and the permissions attached to their current roles.",
                        "rationale": "Field-player and goalkeeper permissions, substitutions and exclusions affect the legality of play.",
                        "layers": [
                            {
                                "id": "active-team-configuration",
                                "name": "Active team configuration",
                                "description": "Records each team's participants and role-dependent playing permissions.",
                                "findings": [
                                    {
                                        "id": "role-and-participation",
                                        "name": "Role and participation",
                                        "description": "Distinguishes active players, substitutes and goalkeeper arrangements under the selected rules.",
                                        "questions": [
                                            {
                                                "text": "Who is currently on the pitch for each team, and is that configuration permitted for this format?",
                                                "kind": "measurement",
                                                "id": "role-and-participation-q01"
                                            },
                                            {
                                                "text": "Which participant has goalkeeper permissions, and where and under what equipment conditions do those permissions apply?",
                                                "kind": "boundary",
                                                "id": "role-and-participation-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "participation-transitions",
                                "name": "Participation transitions",
                                "description": "Tracks entry, exit and return to play.",
                                "findings": [
                                    {
                                        "id": "substitution-and-exclusion",
                                        "name": "Substitution and exclusion",
                                        "description": "Records pending substitutions and disciplinary restrictions that change team participation.",
                                        "questions": [
                                            {
                                                "text": "May the proposed substitution occur during the current phase, including any penalty-corner procedure, and through which entry arrangements?",
                                                "kind": "action",
                                                "id": "substitution-and-exclusion-q01"
                                            },
                                            {
                                                "text": "Which players are excluded, and what timing or authorisation conditions control their return and the team's permitted numbers?",
                                                "kind": "measurement",
                                                "id": "substitution-and-exclusion-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "stick-ball-and-contests",
                        "name": "Stick, ball and contests",
                        "description": "Describes ball contacts, movement and player contests sufficiently to assess candidate actions.",
                        "rationale": "Possession alone does not explain whether a hockey contact, challenge or raised ball is permissible.",
                        "layers": [
                            {
                                "id": "ball-contact-and-trajectory",
                                "name": "Ball contact and trajectory",
                                "description": "Records how the ball was played and where it travelled.",
                                "findings": [
                                    {
                                        "id": "contact-sequence",
                                        "name": "Contact sequence",
                                        "description": "Captures the player, stick or body contact, technique and resulting ball movement without assuming every contact is an offence.",
                                        "questions": [
                                            {
                                                "text": "Who last played or touched the ball, with which stick surface or body part, and using what observable technique?",
                                                "kind": "measurement",
                                                "id": "contact-sequence-q01"
                                            },
                                            {
                                                "text": "What trajectory, height and nearby-player positions are known, and how uncertain are those observations?",
                                                "kind": "measurement",
                                                "id": "contact-sequence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "contested-play",
                                "name": "Contested play",
                                "description": "Assesses access to the ball, challenges and potentially dangerous interactions.",
                                "findings": [
                                    {
                                        "id": "challenge-and-danger-assessment",
                                        "name": "Challenge and danger assessment",
                                        "description": "Records evidence relevant to tackling, obstruction, physical interference and raised-ball reception.",
                                        "questions": [
                                            {
                                                "text": "Could the challenger legitimately reach and play the ball, and what stick, body or shielding interactions occurred?",
                                                "kind": "boundary",
                                                "id": "challenge-and-danger-assessment-q01"
                                            },
                                            {
                                                "text": "Which candidate actions are permitted around this raised or descending ball given player positions and the applicable danger and receiving rules?",
                                                "kind": "action",
                                                "id": "challenge-and-danger-assessment-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "scoring-stoppages-and-restarts",
                        "name": "Scoring, stoppages and restarts",
                        "description": "Connects scoring attempts and interruptions to the next authorised phase of play.",
                        "rationale": "Hockey decisions depend on location, preceding contacts and specialised restart procedures.",
                        "layers": [
                            {
                                "id": "scoring-validity",
                                "name": "Scoring validity",
                                "description": "Separates a scoring attempt, a goal-line crossing and an awarded goal.",
                                "findings": [
                                    {
                                        "id": "goal-eligibility",
                                        "name": "Goal eligibility",
                                        "description": "Records the contact and location evidence required to judge a possible goal under the selected format.",
                                        "questions": [
                                            {
                                                "text": "What attacking contacts and ball locations preceded the goal-line crossing, and do they satisfy this format's scoring requirements?",
                                                "kind": "boundary",
                                                "id": "goal-eligibility-q01"
                                            },
                                            {
                                                "text": "Was the goal awarded, disallowed or left pending, and by which authorised decision?",
                                                "kind": "provenance",
                                                "id": "goal-eligibility-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "restart-procedures",
                                "name": "Restart procedures",
                                "description": "Records the awarded restart and its execution conditions.",
                                "findings": [
                                    {
                                        "id": "restart-entitlement-and-execution",
                                        "name": "Restart entitlement and execution",
                                        "description": "Distinguishes boundary restarts, free hits, penalty corners, penalty strokes and other procedures supported by the format.",
                                        "questions": [
                                            {
                                                "text": "What event and authoritative decision stopped play, and which team receives which restart at what location?",
                                                "kind": "provenance",
                                                "id": "restart-entitlement-and-execution-q01"
                                            },
                                            {
                                                "text": "What positioning, ball-movement and completion conditions must be satisfied before or during this restart?",
                                                "kind": "action",
                                                "id": "restart-entitlement-and-execution-q02"
                                            },
                                            {
                                                "text": "Was advantage allowed after a suspected offence, and how does that affect whether a restart remains due?",
                                                "kind": "boundary",
                                                "id": "restart-entitlement-and-execution-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "match-state-and-playing-readiness",
                        "name": "Match state and playing readiness",
                        "description": "Combines match progression with the conditions required to begin or continue play.",
                        "rationale": "An otherwise legal hockey action may be unavailable because time has expired, a procedure remains active or playing conditions are unsuitable.",
                        "layers": [
                            {
                                "id": "time-and-completion",
                                "name": "Time and completion",
                                "description": "Tracks periods, interruptions and the conditions for a final result.",
                                "findings": [
                                    {
                                        "id": "phase-and-result-status",
                                        "name": "Phase and result status",
                                        "description": "Records clock state and outstanding procedures without assuming a clock signal immediately completes the match.",
                                        "questions": [
                                            {
                                                "text": "Which period or deciding procedure is active, what time remains, and is the clock running?",
                                                "kind": "measurement",
                                                "id": "phase-and-result-status-q01"
                                            },
                                            {
                                                "text": "Does an outstanding penalty procedure, review or competition-specific tie resolution prevent the result from becoming final?",
                                                "kind": "boundary",
                                                "id": "phase-and-result-status-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "pitch-and-equipment-readiness",
                                "name": "Pitch and equipment readiness",
                                "description": "Assesses the hockey-specific suitability of the playing environment and equipment.",
                                "findings": [
                                    {
                                        "id": "permission-to-play",
                                        "name": "Permission to play",
                                        "description": "Records relevant pitch, goal, stick, ball and protective-equipment conditions and the authority to permit continuation.",
                                        "questions": [
                                            {
                                                "text": "Are the pitch markings, surface, goals, sticks, ball and role-specific protective equipment suitable under the applicable requirements?",
                                                "kind": "boundary",
                                                "id": "permission-to-play-q01"
                                            },
                                            {
                                                "text": "Which observed condition requires correction, equipment adjustment or suspension, and who may authorise play to resume?",
                                                "kind": "action",
                                                "id": "permission-to-play-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-external-alignment",
                        "name": "Evidence and external alignment",
                        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "layers": [
                            {
                                "id": "reported-evidence",
                                "name": "Reported evidence",
                                "description": "Findings from the breadth pass, kept separate from the structural claims.",
                                "findings": [
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Outdoor 11-a-side field hockey (FIH outdoor; the default international and Olympic form)",
                                            "Indoor hockey (FIH indoor; typically 6-a-side on a boarded court)",
                                            "Hockey5s (FIH five-a-side shortened outdoor format)",
                                            "Men's competitive field hockey",
                                            "Women's competitive field hockey",
                                            "Masters / veterans field hockey",
                                            "School and junior age-grade field hockey",
                                            "Grass-pitch versus sand-dressed or water-based artificial-turf hockey"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "scheme": "Wikidata",
                                                "value_or_pattern": "Q1455",
                                                "note": "Item for the sport field hockey."
                                            },
                                            {
                                                "scheme": "IOC sport code",
                                                "value_or_pattern": "HOC",
                                                "note": "Olympic programme code for field hockey; ice hockey is coded separately (IHO)."
                                            },
                                            {
                                                "scheme": "Library of Congress Subject Headings",
                                                "value_or_pattern": "Field hockey",
                                                "note": "Authorized subject heading used in library and archive cataloguing."
                                            },
                                            {
                                                "scheme": "Dewey Decimal Classification",
                                                "value_or_pattern": "796.355",
                                                "note": "Class number commonly used for field hockey as a sport."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "FIH Rules of Hockey (Fédération Internationale de Hockey)",
                                            "FIH Tournament Regulations (Fédération Internationale de Hockey)",
                                            "FIH Quality Programme for Hockey Turf and associated facilities guidance (Fédération Internationale de Hockey)",
                                            "World Anti-Doping Code as implemented for hockey by FIH (World Anti-Doping Agency / FIH)",
                                            "Olympic Charter sport-inclusion and eligibility framework as applied to hockey (International Olympic Committee)",
                                            "NCAA Field Hockey Rules (National Collegiate Athletic Association, United States)",
                                            "NFHS Field Hockey Rules (National Federation of State High School Associations, United States)"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Olympic, FIH Hockey World Cup, FIH Pro League, and continental championship match play for national teams",
                                            "Club competition in national leagues (for example the Dutch Hoofdklasse, German Bundesliga, and England Hockey leagues) and in school or university programmes",
                                            "United States NCAA and high-school field hockey, overwhelmingly as a women's varsity sport",
                                            "Community club training, mixed social hockey, and junior pathway sessions on municipal or club turf pitches",
                                            "Physical-education and development programmes in countries where the sport is simply called hockey"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "quantity": "Pitch length",
                                                "typical_range": "91.40",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Pitch width",
                                                "typical_range": "55.00",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Shooting-circle radius",
                                                "typical_range": "14.63",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Goal width × height",
                                                "typical_range": "3.66 × 2.14",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Penalty-stroke spot distance from the goal line",
                                                "typical_range": "6.40",
                                                "unit": "m"
                                            },
                                            {
                                                "quantity": "Ball mass",
                                                "typical_range": "156-163",
                                                "unit": "g"
                                            },
                                            {
                                                "quantity": "Ball circumference",
                                                "typical_range": "224-235",
                                                "unit": "mm"
                                            },
                                            {
                                                "quantity": "FIH outdoor playing time",
                                                "typical_range": "4 × 15",
                                                "unit": "min"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Raised or deflected ball striking the face, head, or throat, causing concussion, dental, or orbital injury",
                                            "Stick-on-body and follow-through blows, especially on fingers, hands, and shins",
                                            "Close-range shots and drag-flicks injuring goalkeepers despite protective kit",
                                            "Non-contact knee (including ACL) and ankle injuries from cutting on hockey turf",
                                            "Turf burns, overuse stress, and heat illness on exposed water-based pitches",
                                            "Dangerous aerial contests and third-party contact when a falling ball is contested",
                                            "Undercutting or reckless tackling that produces open wounds from stick edges"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "In most of the world the sport is called simply hockey; in the United States and Canada it is specified as field hockey to distinguish it from ice hockey",
                                            "India and Pakistan retain a large popular and historical centre of the game, with a strong tradition of individual stick skill; elite play there has moved from natural grass onto turf",
                                            "The Netherlands, Belgium, Germany, and England run dense club systems on water-based turf with a more pressing, structured style",
                                            "Argentina's women's programme is a national sporting reference in a way the men's game is not",
                                            "In the United States and Canada the competitive pathway is predominantly female and school- or college-based; men's field hockey is comparatively small",
                                            "Australia and New Zealand treat hockey as a mainstream outdoor national-team sport alongside cricket and other Commonwealth codes"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "name": "Ice hockey",
                                                "difference": "Played on ice with skates and a puck (or ball in some variants) under IIHF rules; field hockey is unskated, uses a hard spherical ball, and is played on grass or hockey turf."
                                            },
                                            {
                                                "name": "Indoor hockey",
                                                "difference": "Same stick family but 6-a-side on a small boarded indoor court with rebound-in-play rules; outdoor field hockey is 11-a-side on an unboarded 91.40 × 55.00 m pitch."
                                            },
                                            {
                                                "name": "Lacrosse",
                                                "difference": "The crosse has a netted pocket that can carry the ball; a field-hockey stick has no pocket and a single flat playing face."
                                            },
                                            {
                                                "name": "Floorball",
                                                "difference": "Uses a lightweight stick with a closed plastic blade and a hollow perforated ball, almost always indoors; field hockey uses a hard solid ball and a wooden or composite J-shaped stick."
                                            },
                                            {
                                                "name": "Hurling",
                                                "difference": "Gaelic Athletic Association code using a camán and a stitched sliotar, with aerial striking and catching central; field hockey forbids playing the ball with the rounded back of the stick and has no hand-catch."
                                            },
                                            {
                                                "name": "Shinty",
                                                "difference": "Scottish camanachd using a caman that may strike with both sides of the head; field hockey allows only the flat face."
                                            },
                                            {
                                                "name": "Bandy",
                                                "difference": "Ice sport with skates, a ball, and a large rink; field hockey is a turf or grass sport without skates."
                                            },
                                            {
                                                "name": "Roller / rink hockey",
                                                "difference": "Played on wheeled skates with a ball, typically indoors; field hockey is an unskated field sport."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of field hockey this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the registry intend field hockey to include indoor hockey and Hockey5s, or should this model reference separately registered formats?",
                "Which governing rules editions and competition adaptations should provide the initial researched baseline?",
                "How should agent observations, umpire judgments and review outcomes be reconciled when they disagree about danger, obstruction, advantage or scoring validity?",
                "What minimum observation quality is needed to assess stick-surface contact, scoring-area contacts and raised-ball reception without overstating certainty?",
                "How much training and informal play should this model own when participants intentionally alter team sizes, scoring conditions or restart procedures?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 29
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "abstract concept",
            "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 field hockey, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise field hockey activity, assess its playing state and determine permitted, required or unsafe next actions under the applicable rules.",
            "characteristics": {
                "substance": "activity",
                "origin": "conceptual",
                "agency": "inert"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: men's field hockey, men's indoor hockey, indoor hockey, Para hockey, women's field hockey, wheelchair hockey, hockey in the Dutch Antilles, Gena.",
                "8 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 102 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 field hockey, 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": [
                "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about."
            ],
            "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": [
                        "men's field hockey",
                        "men's indoor hockey",
                        "indoor hockey",
                        "Para hockey",
                        "women's field hockey",
                        "wheelchair hockey",
                        "hockey in the Dutch Antilles",
                        "Gena"
                    ]
                }
            ],
            "standing": "Described in 102 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 field hockey from another, and a field hockey 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 field hockey, 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 field hockey, 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 field hockey 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 field hockey, 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 field hockey, 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 field hockey 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 field hockey 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 field hockey, 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 field hockey, 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 field hockey 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 field hockey from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a field hockey, 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 field hockey, 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 field hockey 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 field hockey 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 field hockey between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a field hockey, 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 field hockey, 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 field hockey 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 field hockey, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a field hockey 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 field hockey, 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 field hockey, 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 field hockey 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 field hockey 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 field hockey, 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 field hockey and what marks it done.",
                                        "questions": [
                                            {
                                                "id": "steps-and-preconditions-q01",
                                                "text": "What identifies and describes a step of a field hockey, 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 field hockey, 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 field hockey 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 field hockey consumes and what it produces.",
                                "findings": [
                                    {
                                        "id": "inputs-and-outputs",
                                        "name": "Inputs, outputs and side effects",
                                        "description": "The resources a field hockey 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 field hockey, 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 field hockey, 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 field hockey is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "definitions-in-contest",
                        "name": "Definitions and who holds them",
                        "description": "What field hockey is taken to mean, and by whom.",
                        "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.",
                        "layers": [
                            {
                                "id": "competing-definitions",
                                "name": "Competing definitions",
                                "description": "The main readings and the traditions behind them.",
                                "findings": [
                                    {
                                        "id": "definition-map",
                                        "name": "Definitions and their holders",
                                        "description": "Each definition with the school or body that holds it.",
                                        "questions": [
                                            {
                                                "id": "definition-map-q01",
                                                "text": "Which definitions of field hockey are in use, and which tradition or body holds each?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "definition-map-q02",
                                                "text": "What turns on the difference between them in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "operationalisation",
                                "name": "Operationalisation",
                                "description": "How it is measured or applied when it has to be.",
                                "findings": [
                                    {
                                        "id": "operational-record",
                                        "name": "Measures and proxies",
                                        "description": "Instruments and indicators used to stand in for it.",
                                        "questions": [
                                            {
                                                "id": "operational-record-q01",
                                                "text": "How is field hockey operationalised or measured in practice, and by what instrument?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "operational-record-q02",
                                                "text": "What does that operationalisation leave out, and when does that matter?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "instances-and-use",
                        "name": "Instances, use and consequence",
                        "description": "What counts as an instance of field hockey and what follows from calling something that.",
                        "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.",
                        "layers": [
                            {
                                "id": "instances",
                                "name": "What counts as an instance",
                                "description": "Clear cases, borderline cases and non-cases.",
                                "findings": [
                                    {
                                        "id": "instance-tests",
                                        "name": "Tests for an instance",
                                        "description": "What would settle whether something falls under it.",
                                        "questions": [
                                            {
                                                "id": "instance-tests-q01",
                                                "text": "What would settle whether something is an instance of field hockey?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "instance-tests-q02",
                                                "text": "Which borderline cases are argued about, and on what grounds?",
                                                "kind": "definition"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "consequence",
                                "name": "Consequence of application",
                                "description": "Rights, duties or decisions that follow from the label.",
                                "findings": [
                                    {
                                        "id": "consequence-record",
                                        "name": "What the label licenses",
                                        "description": "What an agent may do once something is classified this way.",
                                        "questions": [
                                            {
                                                "id": "consequence-record-q01",
                                                "text": "What follows practically once something is treated as field hockey?",
                                                "kind": "action"
                                            },
                                            {
                                                "id": "consequence-record-q02",
                                                "text": "What must an agent not infer from the label alone?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a field hockey 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 field hockey and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a field hockey, 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 field hockey, 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 field hockey 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 field hockey is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a field hockey, 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 field hockey, 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 field hockey 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
            }
        }
    }
}