{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.song","code":"thing-q7366","url":"https://ver.cy/models/thing/q7366/","name":"song","alternateNames":["short version","long version","lyrical adaptation","narrative song","viral song","Irish ballad","corrido","torch song","narcocorrido","canzone","movimiento alterado","anime song"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Information and virtual systems","entryKind":"thing","plane":"INF","domain":["INF.MED"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A musical composition for voice or voices, with melody and with or without lyrics, performed alone or with instruments, in countless genres and traditions; recordings may exist in several versions.","purpose":"Let an agent handle songs by title, writers, performers, versions and rights, and quote lyrics only within copyright limits.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Songs may use sung words or wordless vocalization.","The composition is distinct from a recording.","A song may have many versions and covers.","Lyrics are protected by copyright."],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which song.","layers":[{"id":"credits","name":"Credits","description":"Writers and performers.","findings":[{"id":"credits-finding","name":"Credits","description":"Credits.","questions":[{"text":"Who wrote and performed the song?","kind":"provenance"},{"text":"Which identifier resolves it?","kind":"provenance"}]}]},{"id":"versions","name":"Versions","description":"Recordings.","findings":[{"id":"versions-finding","name":"Versions","description":"Versions.","questions":[{"text":"Which version or recording is meant?","kind":"definition"},{"text":"When was it released?","kind":"provenance"}]}]}]},{"id":"music","name":"Music","description":"Form and genre.","layers":[{"id":"genre","name":"Genre","description":"Style.","findings":[{"id":"genre-finding","name":"Genre","description":"Genre.","questions":[{"text":"What genre or tradition is it?","kind":"definition"},{"text":"What is its structure?","kind":"definition"}]}]},{"id":"learning","name":"Learning","description":"Sheet music.","findings":[{"id":"learning-finding","name":"Learning","description":"Learning.","questions":[{"text":"Where can licensed sheet music be found?","kind":"action"},{"text":"What key is it in?","kind":"definition"}]}]}]},{"id":"rights","name":"Rights","description":"Copyright.","layers":[{"id":"licensing","name":"Licensing","description":"Use.","findings":[{"id":"licensing-finding","name":"Licensing","description":"Licensing.","questions":[{"text":"Which licence is needed for this use?","kind":"boundary"},{"text":"Which organisation grants it?","kind":"provenance"}]}]},{"id":"lyrics","name":"Lyrics","description":"Quotation limits.","findings":[{"id":"lyrics-finding","name":"Lyrics","description":"Lyric quotation.","questions":[{"text":"Is the request asking for full lyrics?","kind":"boundary"},{"text":"Where can licensed lyrics be read?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"Meaning.","layers":[{"id":"history","name":"History","description":"Origin.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"What is the song history, according to reliable sources?","kind":"provenance"},{"text":"Are popular stories about it true?","kind":"boundary"}]}]},{"id":"reception","name":"Reception","description":"Charts and impact.","findings":[{"id":"reception-finding","name":"Reception","description":"Reception.","questions":[{"text":"How was it received?","kind":"provenance"},{"text":"From which chart source?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe songs, their writers and performers with sources.","Help a person learn or practise singing a song they are entitled to use."],"mustNot":["Reproduce copyrighted lyrics or recordings without permission.","Present a generated song as by a real artist or imitate their voice without consent.","Misattribute authorship of songs.","Use sacred or traditional songs outside their permitted context."],"requiresHuman":["Releasing or licensing a song on someone's behalf."]},"ethics":{"considerations":["Songwriters depend on credit and royalties.","Traditional and sacred songs belong to communities."],"affectedParties":["Songwriters and performers","Communities with traditional songs","Listeners"]},"owners":{"steward":"The songwriter and publisher hold the rights; collecting societies manage royalties.","roles":[],"masterSystems":["Collecting society works registers","ISWC registry"]},"relations":[{"target":"Q114586269","type":"parent","note":"registry parent class"},{"target":"Q140007694","type":"parent","note":"registry parent class"},{"target":"musical work","type":"related","note":"category"},{"target":"songwriter","type":"related","note":"creator"},{"target":"singer","type":"related","note":"performer"},{"target":"recording","type":"related","note":"release"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.song","Wikidata: Q7366 (https://www.wikidata.org/wiki/Q7366)","ISWC: International Standard Musical Work Code composition","ISRC: International Standard Recording Code recording"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Title, songwriter and performer credits","Versions such as live or remix","Genres such as ballad or narrative song","Heard as vocal music; written as lyrics and sheet music."]},"capabilities":{"applicability":"required","items":["identify title, writers and performers","find recordings through legal channels","license performance or use","learn and sing it"]},"hazards":{"applicability":"required","items":["Reproducing full lyrics","Misattributing writers","Confusing versions"]},"interfaces":{"applicability":"required","items":["Copyright law","Collective management organisations for licensing","Performance licensing for public venues"]},"context":{"applicability":"required","items":["Expression, storytelling, worship, protest, celebration and entertainment.","popular songs","folk songs and ballads","art songs","hymns and religious songs","protest and national songs"]}},"sources":[{"title":"Wikidata item Q7366: song","url":"https://www.wikidata.org/wiki/Q7366","note":"identity and sense of the item"},{"title":"Wikipedia: Song","url":"https://en.wikipedia.org/wiki/Song","note":"general description of the item"}],"openQuestions":["Should songs be instances with ISWC codes?","How should recordings be linked?","How should folk songs without authors be credited?"],"resources":{"spec":"/models/things/publications/thing-q7366/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q7366/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T07:46:04Z","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":"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 2026-10-07T10:10:32+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane INF: no invented physical properties."},"score":1.0}}