@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af8b3ae6-6c39-43ff-b874-2c8257a33821> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af8b3ae6-6c39-43ff-b874-2c8257a33821> .