{ "model": { "rank": 6638, "code": "thing-q779272", "model_id": "vr.tr.ice-skating", "name": "ice skating", "purpose": "Let an agent handle ice skating by discipline, venue, equipment, safety and competition.", "family": "Thing Registry", "category": "Activities and processes", "status": "research-draft", "kind": "thing", "plane": "ACT", "domain": "ACT.EVT", "industry": "", "version": "", "url": "/models/thing/q779272/", "tier": 2, "score": 59, "payload": { "layer": "wikidata", "aliases": [ "ice polo", "ice cross downhill", "freestyle ice skating", "skating for people with disabilities", "synchronized skating", "kortebaanschaatsen", "Fen skating", "Slow-swing-skating on ice", "tour skating", "Skate sailing", "Kite ice skating", "Wing ice skating" ], "aliasCount": 12, "merged": 12, "knownIn": 59, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": null, "source": { "dataset": "wikidata", "item": "Q779272", "url": "https://www.wikidata.org/wiki/Q779272", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T06:13:09Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 1, "engine": "claude" }, "metaModel": { "id": "THING-Q779272", "registryId": "vr.tr.ice-skating", "name": "ice skating", "version": "0.2.0-wave.1", "entryKind": "thing", "family": "Thing Registry", "domain": [ "ACT.EVT" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q779272/", "model": { "registry_id": "vr.tr.ice-skating", "name": "ice skating", "purpose": "Let an agent handle ice skating by discipline, venue, equipment, safety and competition.", "definition": "Moving on ice using skates with metal blades, as recreation and as sports including figure skating, speed skating, synchronised skating and ice cross downhill.", "what_it_is_for": "Recreation, fitness and competitive sport.", "affordances": [ "skate at rinks or on natural ice", "learn and train", "compete in disciplines", "check ice safety" ], "distinguishing_features": [ "Blades on ice", "Recreational and competitive", "Natural ice carries drowning risk", "Adaptive skating for disabled people exists" ], "appearance": "Skaters gliding on ice rinks or frozen lakes, with blades on boots.", "visual_identification": [ "Ice surfaces and skates", "Disciplines by style and equipment", "Ice safety signs on natural ice" ], "physical_properties": [ { "quantity": "safe ice thickness for walking", "typical_range": "at least 10", "unit": "cm", "note": "clear ice; guidance varies" }, { "quantity": "speed skating speed", "typical_range": "up to about 60", "unit": "km/h", "note": "" } ], "families_and_kinds": [ "figure skating", "speed skating and short track", "synchronised skating", "ice cross downhill", "recreational and adaptive skating" ], "related_models": [ { "relation": "is a kind of", "target": "sport", "why": "ice sport" }, { "relation": "is held in", "target": "tournament and championship", "why": "competitions" }, { "relation": "uses", "target": "skates", "why": "equipment" }, { "relation": "is governed by", "target": "International Skating Union", "why": "federation" } ], "identifiers": [], "standards_and_regulation": [ "ISU rules", "Ice rink safety rules", "Local rules on natural ice" ], "failure_modes_and_hazards": [ "Falling through natural ice", "Falls and blade injuries", "Cold injuries" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "discipline", "name": "Discipline", "description": "Which skating.", "rationale": "Discipline decides rules.", "layers": [ { "id": "kind", "name": "Kind", "description": "Figure, speed, recreational.", "findings": [ { "id": "kind-finding", "name": "Discipline", "description": "Discipline.", "questions": [ { "text": "Which discipline is meant?", "kind": "definition" }, { "text": "Which governing rules apply?", "kind": "provenance" } ] } ] }, { "id": "level", "name": "Level", "description": "Recreational to elite.", "findings": [ { "id": "level-finding", "name": "Level", "description": "Level.", "questions": [ { "text": "At what level?", "kind": "definition" }, { "text": "Is coaching needed?", "kind": "action" } ] } ] } ] }, { "id": "venue", "name": "Venue", "description": "Where to skate.", "rationale": "Venue decides safety.", "layers": [ { "id": "rink", "name": "Rink", "description": "Indoor and outdoor rinks.", "findings": [ { "id": "rink-finding", "name": "Rink", "description": "Rink details.", "questions": [ { "text": "Where is the rink, and when is it open?", "kind": "definition" }, { "text": "Are skates for hire?", "kind": "definition" } ] } ] }, { "id": "natural", "name": "Natural ice", "description": "Lakes and canals.", "findings": [ { "id": "natural-finding", "name": "Natural ice", "description": "Natural ice safety.", "questions": [ { "text": "Is the natural ice declared safe by local authorities?", "kind": "boundary" }, { "text": "What should someone do if they fall through?", "kind": "action" } ] } ] } ] }, { "id": "equipment", "name": "Equipment", "description": "Skates and protection.", "rationale": "Equipment affects safety.", "layers": [ { "id": "skates", "name": "Skates", "description": "Types and fit.", "findings": [ { "id": "skates-finding", "name": "Skates", "description": "Skate type.", "questions": [ { "text": "Which skates suit this discipline?", "kind": "definition" }, { "text": "Do they fit properly?", "kind": "boundary" } ] } ] }, { "id": "protection", "name": "Protection", "description": "Helmets and pads.", "findings": [ { "id": "protection-finding", "name": "Protection", "description": "Protective gear.", "questions": [ { "text": "Is a helmet recommended?", "kind": "boundary" }, { "text": "For beginners and children?", "kind": "boundary" } ] } ] } ] }, { "id": "competition", "name": "Competition", "description": "Events and results.", "rationale": "Competitions follow ISU rules.", "layers": [ { "id": "events", "name": "Events", "description": "Championships.", "findings": [ { "id": "events-finding", "name": "Events", "description": "Competitions.", "questions": [ { "text": "Which competitions exist in this discipline?", "kind": "provenance" }, { "text": "When are they held?", "kind": "provenance" } ] } ] }, { "id": "scoring", "name": "Scoring", "description": "Judging or timing.", "findings": [ { "id": "scoring-finding", "name": "Scoring", "description": "Scoring system.", "questions": [ { "text": "How is performance scored?", "kind": "definition" }, { "text": "How are disputes resolved?", "kind": "action" } ] } ] } ] } ] }, "openQuestions": [ "Should disciplines be separate entries?", "How should natural ice safety be linked to local warnings?", "How should adaptive skating be represented?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "event or period", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a ice skating, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent handle ice skating by discipline, venue, equipment, safety and competition.", "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: ice polo, ice cross downhill, freestyle ice skating, skating for people with disabilities, synchronized skating, kortebaanschaatsen, Fen skating, Slow-swing-skating on ice, tour skating, Skate sailing, Kite ice skating, Wing ice skating.", "12 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 59 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 ice skating, and on what evidence are they told apart?" ], "whatItIsMadeOf": "something that happens over time", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Not a thing to see. Recognised by when it happened and who was involved, on the account of somebody." ], "relatedModels": [ { "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": [ "ice polo", "ice cross downhill", "freestyle ice skating", "skating for people with disabilities", "synchronized skating", "kortebaanschaatsen", "Fen skating", "Slow-swing-skating on ice", "tour skating", "Skate sailing", "Kite ice skating", "Wing ice skating" ] } ], "standing": "Described in 59 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 12 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 ice skating from another, and a ice skating 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 ice skating, 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 ice skating, 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 ice skating 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 ice skating, 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 ice skating, 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 ice skating 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 ice skating 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 ice skating, 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 ice skating, 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 ice skating 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 ice skating from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a ice skating, 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 ice skating, 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 ice skating 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 ice skating 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 ice skating between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a ice skating, 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 ice skating, 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 ice skating 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 ice skating, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a ice skating 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 ice skating, 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 ice skating, 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 ice skating 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 ice skating 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 ice skating, 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 ice skating and what marks it done.", "questions": [ { "id": "steps-and-preconditions-q01", "text": "What identifies and describes a step of a ice skating, 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 ice skating, 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 ice skating 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 ice skating consumes and what it produces.", "findings": [ { "id": "inputs-and-outputs", "name": "Inputs, outputs and side effects", "description": "The resources a ice skating 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 ice skating, 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 ice skating, 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 ice skating is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "extent-and-dating", "name": "Temporal extent and dating", "description": "When ice skating began and ended, and who says so.", "rationale": "Dates for events are conventions held by historiographies that disagree, and a single confident date hides the disagreement.", "layers": [ { "id": "dating", "name": "Dating and calendar", "description": "Start, end, granularity and the calendar used.", "findings": [ { "id": "date-record", "name": "Dates, granularity and authority", "description": "What is dated, how precisely, and on whose account.", "questions": [ { "id": "date-record-q01", "text": "What start and end are conventionally given for ice skating, at what granularity, in which calendar?", "kind": "definition" }, { "id": "date-record-q02", "text": "Which accounts date it differently, and on what grounds?", "kind": "provenance" } ] } ] }, { "id": "membership-of-the-event", "name": "What counts as part of it", "description": "Sub-events included or excluded, and by whom.", "findings": [ { "id": "inclusion", "name": "Inclusion and exclusion", "description": "The episodes treated as inside the event and those left out.", "questions": [ { "id": "inclusion-q01", "text": "Which episodes are counted as part of ice skating, and which are treated as separate?", "kind": "boundary" }, { "id": "inclusion-q02", "text": "Whose framing is being followed in that inclusion, and who frames it otherwise?", "kind": "provenance" } ] } ] } ] }, { "id": "participants-and-consequence", "name": "Participants, causes and consequences", "description": "Who took part in ice skating and what is claimed to follow from it.", "rationale": "Causation around events is asserted rather than observed, so each claim needs the party asserting it.", "layers": [ { "id": "participants", "name": "Participants and roles", "description": "Parties involved and what each did.", "findings": [ { "id": "participant-record", "name": "Parties and their roles", "description": "Who is recorded as involved and in what capacity.", "questions": [ { "id": "participant-record-q01", "text": "Which parties took part in ice skating, in what roles, and on whose account?", "kind": "provenance" }, { "id": "participant-record-q02", "text": "Where do accounts disagree about who was involved?", "kind": "boundary" } ] } ] }, { "id": "consequences", "name": "Causes and consequences", "description": "What is claimed to have caused it and followed from it.", "findings": [ { "id": "causal-claims", "name": "Causal claims and who makes them", "description": "Antecedents and outcomes as attributed claims.", "questions": [ { "id": "causal-claims-q01", "text": "What causes and consequences are attributed to ice skating, and by whom?", "kind": "provenance" }, { "id": "causal-claims-q02", "text": "What would an agent need before treating such a claim as settled rather than contested?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a ice skating 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 ice skating and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a ice skating, 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 ice skating, 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 ice skating 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 ice skating is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a ice skating, 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 ice skating, 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 ice skating 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 } } } }