{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.descent-relation","code":"thing-descent-relation","url":"https://ver.cy/models/thing/descent-relation/","name":"descent","alternateNames":["line of descent","lineage","filiation","bilateral descent","unilateral descent","matrilineage","enation","cognation","patrilineage","agnation"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"noun.relation","plane":"XCT","domain":["XCT.REL"],"industry":[],"navPath":"","tags":[],"facets":{"substance":"abstract","origin":"conceptual","agency":"inert","mobility":"not-applicable","scale":"not-applicable","affordances":["observable"]}},"whatItIs":"The kinship relation between an individual and their ancestors, traced through parents; societies may reckon descent bilaterally or unilineally, for example through the mother (matrilineal) or the father (patrilineal), forming lineages and clans.","purpose":"Let an agent explain descent systems, genealogy research and legal uses of descent in general terms, respecting privacy and community rules on ancestry.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Links to ancestors","Reckoned in culturally specific ways","Basis of lineages and clans","Used in law and membership"],"structure":{"bundles":[{"id":"systems","name":"Systems","description":"Reckoning.","layers":[{"id":"type","name":"Type","description":"Descent system.","findings":[{"id":"type-finding","name":"Type","description":"Descent system.","questions":[{"text":"How is descent reckoned in this society, according to ethnographic sources?","kind":"provenance"},{"text":"Is it matrilineal, patrilineal or bilateral?","kind":"definition"}]}]},{"id":"groups","name":"Groups","description":"Lineages and clans.","findings":[{"id":"groups-finding","name":"Groups","description":"Descent groups.","questions":[{"text":"Which lineages or clans are formed by descent here?","kind":"provenance"},{"text":"What roles do they have?","kind":"provenance"}]}]}]},{"id":"genealogy","name":"Genealogy","description":"Research.","layers":[{"id":"records","name":"Records","description":"Sources.","findings":[{"id":"records-finding","name":"Records","description":"Records.","questions":[{"text":"Which birth, marriage, census or parish records can trace this line?","kind":"provenance"},{"text":"Where are they held?","kind":"provenance"}]}]},{"id":"dna","name":"DNA","description":"Genetic tests.","findings":[{"id":"dna-finding","name":"DNA","description":"Genetic ancestry.","questions":[{"text":"What can and cannot a genetic ancestry test show?","kind":"boundary"},{"text":"What privacy risks does it carry for relatives?","kind":"boundary"}]}]}]},{"id":"law","name":"Law","description":"Legal uses.","layers":[{"id":"citizenship","name":"Citizenship","description":"Nationality by descent.","findings":[{"id":"citizenship-finding","name":"Citizenship","description":"Citizenship by descent.","questions":[{"text":"Does this country grant nationality by descent, according to official sources?","kind":"provenance"},{"text":"Is the user seeking legal advice for their own case?","kind":"boundary"}]}]},{"id":"inheritance","name":"Inheritance","description":"Succession.","findings":[{"id":"inheritance-finding","name":"Inheritance","description":"Inheritance.","questions":[{"text":"How does descent affect inheritance under general rules here?","kind":"provenance"},{"text":"Should a lawyer be consulted?","kind":"action"}]}]}]},{"id":"respect","name":"Respect","description":"Privacy and communities.","layers":[{"id":"privacy","name":"Privacy","description":"Living people.","findings":[{"id":"privacy-finding","name":"Privacy","description":"Privacy.","questions":[{"text":"Does the research involve information about living people?","kind":"boundary"},{"text":"Is their consent needed before sharing?","kind":"boundary"}]}]},{"id":"community","name":"Community","description":"Community rules.","findings":[{"id":"community-finding","name":"Community","description":"Community rules.","questions":[{"text":"Do Indigenous or community rules govern access to this ancestry information?","kind":"provenance"},{"text":"Who should be consulted?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Explain descent systems such as bilateral, matrilineal and patrilineal reckoning.","Help a person record their own family history with sourced records."],"mustNot":["Reveal private information about living people's parentage or ancestry without consent.","Present a genetic ancestry estimate as proof of descent or identity.","Treat one society's descent system as the natural or universal one.","Use descent to rank people or decide who belongs to a group."],"requiresHuman":["Disclosing unexpected parentage, adoption or donor conception findings to anyone.","Using descent evidence in inheritance or membership decisions."]},"ethics":{"considerations":["Descent shapes inheritance, citizenship and belonging; errors and disclosures can wreck families.","Ideas of pure descent have been used to justify discrimination."],"affectedParties":["Living relatives","Adopted and donor-conceived people","Indigenous and clan communities"]},"owners":{"steward":"Nobody owns the relation; families keep their own records and civil registries record births.","roles":[],"masterSystems":["Civil registration records of births"]},"relations":[{"target":"oewn-13834819-n","type":"parent","note":"registry parent class"},{"target":"kinship relation","type":"related","note":"category"},{"target":"lineage","type":"related","note":"group"},{"target":"genealogy","type":"related","note":"practice"},{"target":"inheritance","type":"related","note":"legal use"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.descent-relation","Open English WordNet: oewn-13835254-n"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Family trees and pedigrees","Matrilineal and patrilineal lines","Affinity by marriage is a different kinship relation","Not physical; shown in family trees, lineage charts and records."]},"capabilities":{"applicability":"required","items":["explain descent systems","start genealogy research with records","understand descent-based citizenship or membership rules in general terms","handle genetic ancestry results with care"]},"hazards":{"applicability":"required","items":["Revealing private information about living people","Over-interpreting genetic ancestry tests","Assuming one descent system is universal"]},"interfaces":{"applicability":"required","items":["Nationality laws based on descent","Data protection for records of living people","Indigenous data sovereignty principles"]},"context":{"applicability":"required","items":["Kinship, genealogy, inheritance, citizenship and group membership.","bilateral descent","patrilineal descent","matrilineal descent","ambilineal descent","lineages and clans"]}},"sources":[{"title":"Open English WordNet 2024, synset oewn-13835254-n","url":"https://en-word.net/id/oewn-13835254-n","note":"sense and gloss of the concept"},{"title":"Wiktionary: descent","url":"https://en.wiktionary.org/wiki/descent","note":"word senses and usage"}],"openQuestions":["Should descent systems be separate entries?","How should genealogy records be linked?","How should community rules on ancestry be respected?"],"resources":{"spec":"/models/things/publications/thing-descent-relation/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-descent-relation/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T12:19:31Z","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}}