{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.grandparent","code":"thing-q167918","url":"https://ver.cy/models/thing/q167918/","name":"grandparent","alternateNames":["maternal grandfather","maternal grandparent","paternal grandparent"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.REL"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A parent of one own parent: a grandfather or grandmother, maternal or paternal, including step and adoptive grandparents in social and often legal usage.","purpose":"Let an agent handle the grandparent relation as second-degree kinship with legal effects in contact, care, inheritance and immigration.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Second-degree lineal ascendant","Maternal and paternal sides often named differently","Legal rights to contact vary widely","Kinship care by grandparents has its own rules"],"structure":{"bundles":[{"id":"relation","name":"Relation","description":"Which grandparent.","layers":[{"id":"side","name":"Side","description":"Maternal or paternal.","findings":[{"id":"side-finding","name":"Side","description":"Side of family.","questions":[{"text":"Is this a maternal or paternal grandparent?","kind":"definition"},{"text":"Is the relation biological, step or adoptive?","kind":"boundary"}]}]},{"id":"evidence","name":"Evidence","description":"Records.","findings":[{"id":"evidence-finding","name":"Evidence","description":"Proof.","questions":[{"text":"Which records establish it?","kind":"provenance"},{"text":"Are they recognised here?","kind":"boundary"}]}]}]},{"id":"roles","name":"Roles","description":"Care and contact.","layers":[{"id":"care","name":"Kinship care","description":"Caring for grandchildren.","findings":[{"id":"care-finding","name":"Kinship care","description":"Kinship care arrangements.","questions":[{"text":"Is the grandparent a kinship carer, and under what arrangement?","kind":"definition"},{"text":"What support is available?","kind":"action"}]}]},{"id":"contact","name":"Contact","description":"Rights to contact.","findings":[{"id":"contact-finding","name":"Contact rights","description":"Contact rights.","questions":[{"text":"Can grandparents apply for contact here?","kind":"boundary"},{"text":"Through which court?","kind":"provenance"}]}]}]},{"id":"language","name":"Language","description":"Kinship terms.","layers":[{"id":"terms","name":"Terms","description":"Words used.","findings":[{"id":"terms-finding","name":"Terms","description":"Kinship terms.","questions":[{"text":"Which term applies in this language?","kind":"definition"},{"text":"Does it mark maternal or paternal side?","kind":"boundary"}]}]},{"id":"translation","name":"Translation","description":"Equivalents.","findings":[{"id":"translation-finding","name":"Translation","description":"Translation.","questions":[{"text":"How should it be translated?","kind":"action"},{"text":"What nuance is lost?","kind":"boundary"}]}]}]},{"id":"legal-and-privacy","name":"Legal and privacy","description":"Inheritance and data.","layers":[{"id":"inheritance","name":"Inheritance","description":"Succession.","findings":[{"id":"inheritance-finding","name":"Inheritance","description":"Inheritance.","questions":[{"text":"Do grandparents inherit in this situation?","kind":"boundary"},{"text":"Under which rules?","kind":"provenance"}]}]},{"id":"privacy","name":"Privacy","description":"Family data.","findings":[{"id":"privacy-finding","name":"Privacy","description":"Data handling.","questions":[{"text":"Is family data being shared lawfully?","kind":"boundary"},{"text":"Who else is affected?","kind":"boundary"}]}]}]}]},"agentConduct":{"may":["Record family relationships the family has shared for genealogy or care.","Help grandparents stay in touch with family when both sides wish it."],"mustNot":["Exploit grandparents through scams posing as grandchildren in trouble.","Disclose elderly people's personal or health data.","Pressure grandparents into financial decisions.","Assume biological ties from social ones."],"requiresHuman":["Decisions about care or finances for an elderly grandparent."]},"ethics":{"considerations":["Older people are targets of fraud and abuse.","Grandparents often provide care and deserve recognition and respect."],"affectedParties":["Grandparents","Grandchildren","Carers"]},"owners":{"steward":"Nobody owns a relationship; civil registers record births and adoptions.","roles":[],"masterSystems":["Civil registers of births and adoptions"]},"relations":[{"target":"Q24882651","type":"parent","note":"registry parent class"},{"target":"Q402152","type":"parent","note":"registry parent class"},{"target":"kinship","type":"related","note":"relation"},{"target":"grandchild","type":"related","note":"relation"},{"target":"family law","type":"related","note":"contact and care"},{"target":"civil records","type":"related","note":"evidence"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.grandparent","Wikidata: Q167918 (https://www.wikidata.org/wiki/Q167918)"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Family trees two generations up","Terms distinguishing maternal and paternal grandparents in many languages","Records linking generations","A relationship shown in family trees and records."]},"capabilities":{"applicability":"required","items":["establish the relationship by records","seek contact or care arrangements, where law allows","act as kinship carer","translate kinship terms"]},"hazards":{"applicability":"required","items":["Assuming rights that the law does not give","Sharing family data without consent","Translation errors"]},"interfaces":{"applicability":"required","items":["Family law on grandparent contact and kinship care","Succession law","Immigration rules on dependent relatives"]},"context":{"applicability":"required","items":["Defining family relationships and the roles of grandparents.","maternal and paternal grandparents","grandfather and grandmother","step and adoptive grandparents","great-grandparents"]}},"sources":[{"title":"Wikidata item Q167918: grandparent","url":"https://www.wikidata.org/wiki/Q167918","note":"identity and sense of the item"},{"title":"Wikipedia: Grandparent","url":"https://en.wikipedia.org/wiki/Grandparent","note":"general description of the item"}],"openQuestions":["Should kinship relations be modelled as relations?","How should kinship care be linked?","How should step relations be recorded?"],"resources":{"spec":"/models/things/publications/thing-q167918/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q167918/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T05:41:46Z","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 2026-10-06T19:51:54+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}