@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a15d02-6bca-423d-98fe-5700b255e53f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a15d02-6bca-423d-98fe-5700b255e53f> .