@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac639d86-be39-4ed0-b584-3fea2db071f0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac639d86-be39-4ed0-b584-3fea2db071f0> .