{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.extent","code":"thing-extent","url":"https://ver.cy/models/thing/extent/","name":"extent","alternateNames":["frontage","scope","range","reach","orbit","compass","ambit","approximate range","ballpark","confines","contrast","internationality"],"kind":"thing","status":"published","version":"0.2.0-wave.4","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"noun.attribute","plane":"XCT","domain":["XCT.QLT"],"industry":[],"navPath":"","tags":[],"facets":{"substance":"abstract","origin":"conceptual","agency":"inert","mobility":"not-applicable","scale":"not-applicable","affordances":["observable"]}},"whatItIs":"The distance, area or volume over which something extends, in the WordNet sense that groups measures of spatial reach such as frontage along a street, scope, range, reach, compass and orbit in their spatial and figurative uses; extent is a general magnitude attribute used in geography, law, surveying and everyday description.","purpose":"Let an agent explain extent as a spatial magnitude, relay how extents are measured and described in surveying, geography and law from reference sources, describe the figurative aliases, and distinguish extent from area, distance and volume as specific quantities and from the other senses of the aliases.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["General spatial magnitude","Linear, areal or volumetric","Figurative extensions","Legal and surveying use"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What extent is.","layers":[{"id":"definition","name":"Definition","description":"Definition.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is extent, and how does it differ from area, distance and volume?","kind":"definition"},{"text":"Is the question about the general concept, a specific quantity or a figurative sense?","kind":"boundary"}]}]},{"id":"aliases","name":"Aliases","description":"Related terms.","findings":[{"id":"aliases-finding","name":"Aliases","description":"Aliases.","questions":[{"text":"What do frontage, scope, range, reach, compass and orbit mean as extents?","kind":"definition"},{"text":"Which entry fits the specific term?","kind":"action"}]}]}]},{"id":"measure","name":"Measure","description":"Measuring extent.","layers":[{"id":"surveying","name":"Surveying","description":"Surveying and law.","findings":[{"id":"surveying-finding","name":"Surveying","description":"Surveying.","questions":[{"text":"How are extents of land, frontage and boundaries measured and recorded?","kind":"measurement"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"mapping","name":"Mapping","description":"Mapping and data.","findings":[{"id":"mapping-finding","name":"Mapping","description":"Mapping.","questions":[{"text":"How is extent expressed in maps and geospatial metadata?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"language","name":"Language","description":"Language.","layers":[{"id":"figurative","name":"Figurative","description":"Figurative use.","findings":[{"id":"figurative-finding","name":"Figurative","description":"Figurative.","questions":[{"text":"How are scope, reach and compass used figuratively?","kind":"provenance"},{"text":"Which entry fits scope?","kind":"action"}]}]},{"id":"technical","name":"Technical","description":"Technical senses.","findings":[{"id":"technical-finding","name":"Technical","description":"Technical.","questions":[{"text":"What do range and orbit mean in their technical senses?","kind":"provenance"},{"text":"Which entry fits the specific sense?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"Applications.","layers":[{"id":"geography","name":"Geography","description":"Geography.","findings":[{"id":"geography-finding","name":"Geography","description":"Geography.","questions":[{"text":"How is extent used for territories, glaciers, ice and species ranges?","kind":"provenance"},{"text":"Which entry fits species distribution?","kind":"action"}]}]},{"id":"lexicon","name":"Lexicon","description":"WordNet.","findings":[{"id":"lexicon-finding","name":"Lexicon","description":"Lexicon.","questions":[{"text":"How does WordNet organise magnitude attributes?","kind":"provenance"},{"text":"Which entry fits WordNet?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Describe the extent of a place or object using measured values and their sources.","Distinguish extent as a general idea from specific measures such as length or area."],"mustNot":["State an extent without units or a source when exactness matters.","Confuse the spatial and figurative senses of extent in legal or survey contexts.","Misstate the extent of a property or boundary to favour one party.","Present an estimated extent as a surveyed one."],"requiresHuman":["Using an extent figure to settle a boundary or property dispute."]},"ethics":{"considerations":["Boundaries and frontage decide property rights and taxes.","The extent of damage or harm is often disputed and should be stated honestly."],"affectedParties":["Property owners","Neighbours","Surveyors and officials"]},"owners":{"steward":"Nobody owns the concept; surveyors and land registries record the extent of real property.","roles":[],"masterSystems":["Land registry or cadastre for property extents"]},"relations":[{"target":"oewn-05097645-n","type":"parent","note":"registry parent class"},{"target":"magnitude","type":"related","note":"in general terms"},{"target":"area","type":"related","note":"or distance or volume"},{"target":"frontage","type":"related","note":"a linear extent"},{"target":"surveying","type":"related","note":"and mapping"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.extent","Open English WordNet: oewn-05130681-n","WordNet: oewn-05097645-n the distance or area or volume over which something extends"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Distance, area or volume covered","Frontage, scope, range, reach, compass, orbit","Area, distance and volume are specific quantities; orbit and range have other technical senses","Not a visible object; a spatial magnitude."]},"capabilities":{"applicability":"required","items":["explain the concept","relay measurement and description","describe figurative uses","distinguish related quantities"]},"hazards":{"applicability":"required","items":["Confusing extent with specific quantities","Ambiguity between spatial and figurative senses","WordNet aliases with distinct technical meanings"]},"interfaces":{"applicability":"required","items":["Surveying and cadastral standards","Geospatial metadata standards for extent"]},"context":{"applicability":"required","items":["Describing how far something extends.","linear extent such as frontage and length","areal extent such as the extent of a territory or map","volumetric extent","figurative extent such as scope and reach","extent in data and mapping such as bounding boxes"]}},"sources":[{"title":"Open English WordNet 2024, synset oewn-05130681-n","url":"https://en-word.net/id/oewn-05130681-n","note":"sense and gloss of the concept"},{"title":"Wiktionary: extent","url":"https://en.wiktionary.org/wiki/extent","note":"word senses and usage"}],"openQuestions":["Should frontage and scope be separate entries?","How should reference sources be linked?","How should WordNet attribute senses be represented?"],"resources":{"spec":"/models/things/publications/thing-extent/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-extent/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-13T13:48:29Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T12:16:27+00:00: completeness 1.00; sense: WordNet gloss; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}