@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ac953c-2836-4895-a7c2-f8933f037d3e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ac953c-2836-4895-a7c2-f8933f037d3e> .