@prefix dcterms: . @prefix delta: . @prefix dsv: . @prefix owl: . @prefix rdfs: . @prefix sd: . @prefix sh: . @prefix skos: . @prefix xhv: . sh:conceptHistory , , . a sh:ConceptDelta; dcterms:isPartOf ; delta:deletion [] ; delta:deletion [ skos:narrower ]; delta:insertion [ skos:altLabel "Computer-integrated railroading"@en ]; delta:insertion [] . a sh:ConceptDelta; dcterms:isPartOf ; delta:deletion [] ; delta:deletion [ skos:prefLabel "Railway engineering"@en ]; delta:insertion [ skos:prefLabel "Railway technology"@en ]; delta:insertion [] . a sh:ConceptDelta; dcterms:isPartOf ; delta:deletion [] ; delta:deletion [] ; delta:deletion [ skos:prefLabel "Eisenbahntechnik"@de ]; delta:deletion [ skos:altLabel "Bahntechnik"@de ]; delta:deletion [] ; delta:deletion [ skos:broader ]; delta:deletion [ skos:related ]; delta:deletion [] ; delta:deletion [] ; delta:deletion [ skos:altLabel "Schienenverkehrstechnik"@de ]; delta:deletion [] ; delta:insertion [] ; delta:insertion [] ; delta:insertion [] ; delta:insertion [ skos:altLabel "Bahnsysteme"@de ]; delta:insertion [] ; delta:insertion [ skos:prefLabel "Bahntechnik"@de ]; delta:insertion [ skos:altLabel "Schienenfahrzeugtechnik"@de ]; delta:insertion [ skos:altLabel "Wheel-rail interface"@en ]; delta:insertion [] ; delta:insertion [ skos:broader ]; delta:insertion [ skos:altLabel "Eisenbahntechnik"@de ] .