@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix cc: <http://creativecommons.org/ns#> .
@prefix era: <http://data.europa.eu/949/> .
@prefix era-skos: <http://data.europa.eu/949/concepts/> .
@prefix era-ntg: <http://data.europa.eu/949/concepts/nominal-track-gauges/> .
@prefix era-ntg-rinf: <http://data.europa.eu/949/concepts/nominal-track-gauges/rinf/> .
@prefix era-ntg-eratv: <http://data.europa.eu/949/concepts/nominal-track-gauges/eratv/> .



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#    Concept Schemes
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era-ntg:NominalTrackGauges a skos:ConceptScheme ; 
    dct:issued "2020-09-01"^^xsd:date ;
    dct:modified "2022-09-09"^^xsd:date ;
    cc:license <https://creativecommons.org/licenses/by/4.0/> ;
    rdfs:comment "Controlled SKOS-based vocabularies defined by the European Union Agency for Railways to describe concepts related to the European railway infrastructure and the vehicles authorized to operate over it."@en ;
    rdfs:label "Nominal Track Gauges"@en ;
    skos:prefLabel "Nominal Track Gauges"@en ;
    dct:title "Concept scheme grouping nominal track gauges"@en .



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#    Concept instances
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########## Nominal track gauges ##########
# RINF values #
era-ntg-rinf:20 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1000" .

era-ntg-rinf:30 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1435" .

era-ntg-rinf:40 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1520" .

era-ntg-rinf:50 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1524" .

era-ntg-rinf:60 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1600" .

era-ntg-rinf:70 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "1668" .

era-ntg-rinf:10 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "750" .

era-ntg-rinf:80 a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the RINF database";
  skos:prefLabel "other" .

# ERATV values #
era-ntg-eratv:1000mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:20;
  skos:prefLabel "1000mm" .

era-ntg-eratv:1435mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:30;
  skos:prefLabel "1435mm" .

era-ntg-eratv:1520mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:40;
  skos:prefLabel "1520mm" .

era-ntg-eratv:1524mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:50;
  skos:prefLabel "1524mm" .

era-ntg-eratv:1600mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:60;
  skos:prefLabel "1600mm" .

era-ntg-eratv:1668mm a skos:Concept;
  skos:inScheme era-ntg:NominalTrackGauges; skos:topConceptOf era-ntg:NominalTrackGauges; skos:note "Value retrieved from the ERATV database";
  skos:exactMatch era-ntg-rinf:70;
  skos:prefLabel "1668mm" .