@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/f81a00bb-8a4e-448b-bb0e-01af74e95091> rdfs:isDefinedBy <https://stad.gent/data/blank_node/f81a00bb-8a4e-448b-bb0e-01af74e95091> .