{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.railway-line-metro-line","code":"thing-q728937","url":"https://ver.cy/models/thing/q728937/","name":"railway line/metro line","alternateNames":["railway test track","railway cutting","express rail corridor","funicular line","automated rapid transit railway line","zairaisen","JR line","Local Transport Line of JR","ore railway","unfinished railway line","private railways in the Kansai region","railway lines in Poland"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.BLT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A route of track and associated infrastructure over which trains run between points, including mainlines, metro lines, funiculars, test tracks and express corridors, often identified by line names or numbers.","purpose":"Let an agent handle railway and metro lines by name, operator, route, stations, service and status.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Defined rail route","Owned by infrastructure manager","Served by operators","Electrified or not"],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which line.","layers":[{"id":"name","name":"Name","description":"Line designation.","findings":[{"id":"name-finding","name":"Name","description":"Line identity.","questions":[{"text":"Which line, by name or number?","kind":"provenance"},{"text":"Who operates and manages it?","kind":"provenance"}]}]},{"id":"route","name":"Route","description":"Stations.","findings":[{"id":"route-finding","name":"Route","description":"Route.","questions":[{"text":"Which stations does it serve?","kind":"provenance"},{"text":"How long is it?","kind":"measurement"}]}]}]},{"id":"service","name":"Service","description":"Travel.","layers":[{"id":"timetable","name":"Timetable","description":"Frequency.","findings":[{"id":"timetable-finding","name":"Timetable","description":"Timetable.","questions":[{"text":"How often do trains run?","kind":"measurement"},{"text":"Where is the official timetable?","kind":"provenance"}]}]},{"id":"disruption","name":"Disruption","description":"Status.","findings":[{"id":"disruption-finding","name":"Disruption","description":"Disruptions.","questions":[{"text":"Are there current disruptions or engineering works?","kind":"provenance"},{"text":"What alternatives exist?","kind":"action"}]}]}]},{"id":"accessibility","name":"Accessibility","description":"Step-free access.","layers":[{"id":"stations","name":"Stations","description":"Step-free.","findings":[{"id":"stations-finding","name":"Stations","description":"Station access.","questions":[{"text":"Which stations are step-free?","kind":"provenance"},{"text":"How can assistance be booked?","kind":"action"}]}]},{"id":"rights","name":"Rights","description":"Passenger rights.","findings":[{"id":"rights-finding","name":"Rights","description":"Passenger rights.","questions":[{"text":"What compensation applies for delays?","kind":"provenance"},{"text":"How is it claimed?","kind":"action"}]}]}]},{"id":"infrastructure","name":"Infrastructure","description":"Technical.","layers":[{"id":"technical","name":"Technical","description":"Gauge and power.","findings":[{"id":"technical-finding","name":"Technical","description":"Technical data.","questions":[{"text":"What gauge, electrification and signalling does it use?","kind":"definition"},{"text":"What is the line speed?","kind":"measurement"}]}]},{"id":"history","name":"History","description":"Opening.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"When did the line open, and how has it changed?","kind":"provenance"},{"text":"Which sections are closed or planned?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Report routes, stations and timetables from the operator's official data.","Report disruption and planned closures to passengers."],"mustNot":["Enter or tell people to enter tracks or restricted areas.","Interfere with signalling, power or control systems of a line.","Publish security-sensitive details of infrastructure beyond what operators make public.","Report a line as open or safe when the operator has closed it."],"requiresHuman":["Operating trains or controlling traffic on a line.","Permitting work on or near live tracks."]},"ethics":{"considerations":["Railways move many people safely only when every rule is kept; one breach can kill.","Line closures and fares affect access to work and services."],"affectedParties":["Passengers","Railway workers","People living near the line"]},"owners":{"steward":"The infrastructure manager; the operator runs the services and the rail regulator oversees safety.","roles":[],"masterSystems":["National rail infrastructure registers"]},"relations":[{"target":"Q1311670","type":"parent","note":"registry parent class"},{"target":"Q57498564","type":"parent","note":"registry parent class"},{"target":"Q83620","type":"parent","note":"registry parent class"},{"target":"rail infrastructure and thoroughfare","type":"related","note":"category"},{"target":"railway station","type":"related","note":"nodes"},{"target":"rail network","type":"related","note":"system"},{"target":"railway company","type":"related","note":"operator"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.railway-line-metro-line","Wikidata: Q728937 (https://www.wikidata.org/wiki/Q728937)","line number: infrastructure manager code per country"]},"properties":{"applicability":"required","items":["track gauge (standard): 1435 mm - other gauges exist","line length: under 1 to thousands of km"]},"recognition":{"applicability":"required","items":["Line names, numbers or colours on maps","Operator branding","Types such as metro, funicular or mainline","Tracks, cuttings, bridges, tunnels, stations and signals along a route."]},"capabilities":{"applicability":"required","items":["look up route and stations","check timetables and disruptions","find accessibility information","research line history"]},"hazards":{"applicability":"required","items":["Level crossing accidents","Trespass on tracks","Disruption and overcrowding"]},"interfaces":{"applicability":"required","items":["EU Technical Specifications for Interoperability","National railway safety rules","Passenger rights regulations"]},"context":{"applicability":"required","items":["Carrying passengers and freight by rail.","mainline railways","high-speed lines","metro and rapid transit lines","light rail and tram lines","funiculars and test tracks"]}},"sources":[{"title":"Wikidata item Q728937: railway line","url":"https://www.wikidata.org/wiki/Q728937","note":"identity and sense of the item"},{"title":"Wikipedia: Railway line","url":"https://en.wikipedia.org/wiki/Railway_line","note":"general description of the item"}],"openQuestions":["Should line types be separate entries?","How should lines be linked as instances?","How should live disruption data be presented?"],"resources":{"spec":"/models/things/publications/thing-q728937/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q728937/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T07:58:54Z","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":"filled","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 2026-10-06T19:52:01+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}