@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/491e0af6-c5df-420a-8745-0836902f34ae> rdfs:isDefinedBy <https://stad.gent/data/blank_node/491e0af6-c5df-420a-8745-0836902f34ae> .