@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4af81509-7412-42a6-92a5-5fdd75c8bb68> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4af81509-7412-42a6-92a5-5fdd75c8bb68> .