@prefix hornbostelandsachs: <http://www.mimo-db.eu/HornbostelAndSachs/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix instrumentskeywords: <http://www.mimo-db.eu/InstrumentsKeywords/> .

hornbostelandsachs:280
  skos:narrower hornbostelandsachs:281, hornbostelandsachs:311, hornbostelandsachs:289 ;
  skos:inScheme <http://www.mimo-db.eu/HornbostelAndSachs#> ;
  skos:broader hornbostelandsachs:247 ;
  skos:exactMatch instrumentskeywords:3959, instrumentskeywords:3932, instrumentskeywords:6131, instrumentskeywords:3956, instrumentskeywords:4065 ;
  skos:notation "421.2" ;
  skos:definition "The air itself is the vibrator in the primary sense. The standing waves are significantly confined within the instrument itself. A narrow duct directs the air stream against the sharp edge of a lateral orifice."@en ;
  skos:prefLabel "Flutes with duct or duct flutes"@en ;
  a skos:Concept .

hornbostelandsachs:311
  skos:notation "421.23" ;
  skos:prefLabel "Flutes with duct formed by an internal baffle with an external cover"@en ;
  a skos:Concept ;
  skos:broader hornbostelandsachs:280 .

<http://www.mimo-db.eu/HornbostelAndSachs#>
  skos:prefLabel "Hornbostel - Sachs"@en ;
  a skos:ConceptScheme .

hornbostelandsachs:281
  skos:notation "421.21" ;
  skos:prefLabel "Flutes with external duct"@en ;
  a skos:Concept ;
  skos:broader hornbostelandsachs:280 .

hornbostelandsachs:247
  skos:notation "421" ;
  skos:prefLabel "Edge instruments or flutes"@en ;
  a skos:Concept ;
  skos:narrower hornbostelandsachs:280 .

hornbostelandsachs:289
  skos:notation "421.22" ;
  skos:prefLabel "Flutes with internal duct"@en ;
  a skos:Concept ;
  skos:broader hornbostelandsachs:280 .