@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 [] ; delta:deletion [] ; delta:deletion [] ; delta:deletion [] ; delta:deletion [] ; delta:deletion [] ; delta:insertion [ skos:prefLabel "Second-price auction"@en ]; delta:insertion [ skos:broader ]; delta:insertion [ skos:prefLabel "Zweitpreisauktion"@de ]; delta:insertion [ skos:inScheme ]; delta:insertion [ skos:broader ]; delta:insertion [ skos:altLabel "Vickrey auction"@en ]; delta:insertion [ skos:altLabel "Second-price sealed-bid auction"@en ] .