{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.valley","code":"thing-q39816","url":"https://ver.cy/models/thing/q39816/","name":"valley","alternateNames":["arcuate rille","high valley","water gap","boutonnière","wind gap","chasma","Jõeorg","vallis","carse","erosional valley","yato","strath"],"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.PLC"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A low area of land between hills or mountains, typically with a river or stream flowing through it, formed by processes including river or glacial erosion and tectonic movement; types include V-shaped, U-shaped, rift and dry valleys, and valleys on other planets.","purpose":"Let an agent handle valleys by name, type, formation, hazards and use.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Elongated depression between higher ground","Often river-formed","Glacial valleys are U-shaped","Found on other planets as chasmata"],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which valley.","layers":[{"id":"name","name":"Name","description":"Gazetteer.","findings":[{"id":"name-finding","name":"Name","description":"Name and location.","questions":[{"text":"Which valley, and where?","kind":"provenance"},{"text":"Which river flows through it?","kind":"definition"}]}]},{"id":"type","name":"Type","description":"Shape and origin.","findings":[{"id":"type-finding","name":"Type","description":"Valley type.","questions":[{"text":"What type of valley is it?","kind":"definition"},{"text":"How did it form?","kind":"provenance"}]}]}]},{"id":"hazards","name":"Hazards","description":"Floods and slopes.","layers":[{"id":"floods","name":"Floods","description":"Flood risk.","findings":[{"id":"floods-finding","name":"Floods","description":"Flood risk.","questions":[{"text":"What is the flood risk on the valley floor?","kind":"boundary"},{"text":"Are warnings in force?","kind":"provenance"}]}]},{"id":"slopes","name":"Slopes","description":"Landslides.","findings":[{"id":"slopes-finding","name":"Slopes","description":"Slope hazards.","questions":[{"text":"Are there landslide or avalanche risks?","kind":"boundary"},{"text":"Where is hazard mapping?","kind":"provenance"}]}]}]},{"id":"use","name":"Use","description":"People.","layers":[{"id":"settlement","name":"Settlement","description":"Towns and farms.","findings":[{"id":"settlement-finding","name":"Settlement","description":"Settlement.","questions":[{"text":"How is the valley used for settlement and farming?","kind":"definition"},{"text":"How has that changed?","kind":"provenance"}]}]},{"id":"routes","name":"Routes","description":"Transport.","findings":[{"id":"routes-finding","name":"Routes","description":"Transport routes.","questions":[{"text":"Which roads or railways use the valley?","kind":"definition"},{"text":"Are there passes or gaps?","kind":"definition"}]}]}]},{"id":"science","name":"Science","description":"Formation.","layers":[{"id":"formation","name":"Formation","description":"Processes.","findings":[{"id":"formation-finding","name":"Formation","description":"Formation.","questions":[{"text":"Which processes shaped it, and over what time?","kind":"provenance"},{"text":"Which studies explain it?","kind":"provenance"}]}]},{"id":"planetary","name":"Planetary","description":"Other worlds.","findings":[{"id":"planetary-finding","name":"Planetary","description":"Planetary valleys.","questions":[{"text":"Is a valley on another planet meant?","kind":"boundary"},{"text":"Which entry fits?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Describe a valley's landforms, rivers and settlements from maps and surveys.","Monitor and report flood, landslide or avalanche risk for an authority that authorized it."],"mustNot":["Understate flood or slope hazards in a valley when advising on building or travel.","Divert or dam a valley watercourse without lawful authority.","Guide people into a valley under a flood or avalanche warning."],"requiresHuman":["Ordering evacuation of a valley.","Approving construction on a valley floor."]},"ethics":{"considerations":["Valleys concentrate floods and debris flows; warnings save lives.","Dams and diversions in valleys displace communities and affect people downstream."],"affectedParties":["Residents","Downstream communities","Ecosystems"]},"owners":{"steward":"Landowners and the public; planning and water authorities govern use.","roles":[],"masterSystems":["Land registries and cadastres","National mapping agency records"]},"relations":[{"target":"Q190429","type":"parent","note":"registry parent class"},{"target":"Q35145263","type":"parent","note":"registry parent class"},{"target":"Q618123","type":"parent","note":"registry parent class"},{"target":"Q82794","type":"parent","note":"registry parent class"},{"target":"depression and landform","type":"related","note":"category"},{"target":"erosion","type":"related","note":"process"},{"target":"river","type":"contains","note":"feature"},{"target":"hill and mountain","type":"related","note":"relief"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.valley","Wikidata: Q39816 (https://www.wikidata.org/wiki/Q39816)","gazetteer id: national feature ids named valleys"]},"properties":{"applicability":"required","items":["length: hundreds of metres to thousands of km - small valleys to great rift valleys"]},"recognition":{"applicability":"required","items":["V- or U-shaped cross-sections","Valley floors with rivers","Wind and water gaps are notches through ridges","Elongated lowland between slopes, often with a river."]},"capabilities":{"applicability":"required","items":["map and name valleys","understand their formation","plan for flood and landslide hazards","hike and explore"]},"hazards":{"applicability":"required","items":["Flash floods","Landslides and avalanches","Cold-air pooling and pollution"]},"interfaces":{"applicability":"required","items":["National mapping and naming authorities","Flood risk planning rules"]},"context":{"applicability":"required","items":["Settlement, transport routes, agriculture and water supply.","V-shaped river valleys","U-shaped glacial valleys","rift valleys","dry valleys","hanging valleys","planetary chasmata and rilles"]}},"sources":[{"title":"Wikidata item Q39816: valley","url":"https://www.wikidata.org/wiki/Q39816","note":"identity and sense of the item"},{"title":"Wikipedia: Valley","url":"https://en.wikipedia.org/wiki/Valley","note":"general description of the item"}],"openQuestions":["Should valley types be separate entries?","How should planetary features be linked?","How should named valleys be instances?"],"resources":{"spec":"/models/things/publications/thing-q39816/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q39816/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T07:34:04Z","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 2026-10-07T10:10:30+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}