@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff663b19-3a4c-4c7b-a1fa-b5adc4ac5466> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff663b19-3a4c-4c7b-a1fa-b5adc4ac5466> .