@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d81b4213-30d5-485e-a9ce-8f53f689d1fd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d81b4213-30d5-485e-a9ce-8f53f689d1fd> .