@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d3421b31-539a-4821-909d-dbc9a7250470> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d3421b31-539a-4821-909d-dbc9a7250470> .