@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81374af0-db61-4842-b63c-f681c80102ce> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81374af0-db61-4842-b63c-f681c80102ce> .