@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/691d578b-ccda-4a8e-8f40-0f4229eed82a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/691d578b-ccda-4a8e-8f40-0f4229eed82a> .