@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9c9abb-4c13-4525-90df-365c13b9dda0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9c9abb-4c13-4525-90df-365c13b9dda0> .