@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix mi: <https://taxonomy.materialinstruments.com/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://taxonomy.materialinstruments.com/id/material/quercus-robur>
  a skos:Concept ;
  skos:inScheme <https://taxonomy.materialinstruments.com/id/axis/material> ;
  skos:prefLabel "European oak"@en ;
  skos:definition "Timber from Quercus robur, commercially cut across Europe."@en ;
  skos:altLabel "Quercus robur"@en ;
  skos:altLabel "English oak"@en ;
  skos:altLabel "pedunculate oak"@en ;
  skos:broader <https://taxonomy.materialinstruments.com/id/material/oak> ;
  skos:closeMatch <https://taxonomy.materialinstruments.com/ns/uniclass/Ma_60_97_58_27> ;
  skos:notation "Ma_60_97_58_27"^^<https://taxonomy.materialinstruments.com/ns/uniclass> ;
  mi:sourceBasis "referenced" ;
  dcterms:source "composition dictionary in a materials-retrieval system (src-05); EN 13556:2003" ;
  dcterms:date "2026-09-22" ;
  mi:status "active" .