@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac994f9f-fd71-413f-bf2d-54bc3fed9cee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac994f9f-fd71-413f-bf2d-54bc3fed9cee> .