@prefix xd4: <http://data.loterre.fr/ark:/67375/XD4> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix uneskos: <http://purl.org/umu/uneskos#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

xd4:-M0C0V6QK-X
  skos:prefLabel "símbolo"@es, "symbole"@fr, "symbol"@en ;
  a skos:Concept ;
  uneskos:memberOf xd4:-SYMB .

xd4:-CONC
  skos:prefLabel "Concept"@fr, "Concept"@en ;
  a isothes:ConceptGroup ;
  isothes:subGroup xd4:-SYMB .

xd4:-Z04DXNBM-1
  skos:prefLabel "cifra"@es, "chiffre"@fr, "digit"@en ;
  a skos:Concept ;
  uneskos:memberOf xd4:-SYMB .

xd4:-NPNT0QK1-1
  skos:prefLabel "exposant"@fr, "exponent"@en, "exponente"@es ;
  a skos:Concept ;
  uneskos:memberOf xd4:-SYMB .

xd4:-QG74N553-6
  skos:prefLabel "alfabeto"@es, "alphabet"@fr, "alphabet"@en ;
  a skos:Concept ;
  uneskos:memberOf xd4:-SYMB .

xd4:-SYMB
  skos:member xd4:-Z04DXNBM-1, xd4:-QG74N553-6, xd4:-NPNT0QK1-1, xd4:-DDRM9P1W-5, xd4:-M0C0V6QK-X ;
  skos:prefLabel "Sign / Symbol"@en, "Signe / Symbole"@fr ;
  rdfs:comment "Nombre de membres : 5"@fr, "Number of members: 5"@en ;
  isothes:superGroup xd4:-CONC ;
  skos:inScheme xd4: ;
  a isothes:ConceptGroup .

xd4: a skos:ConceptScheme .
xd4:-DDRM9P1W-5
  skos:prefLabel "cero"@es, "zéro"@fr, "zero"@en ;
  a skos:Concept ;
  uneskos:memberOf xd4:-SYMB .