@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/539c6874-cf3f-421a-a5ac-12a40601dcd9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/539c6874-cf3f-421a-a5ac-12a40601dcd9> .