@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ff9a6c2-f896-463e-81cb-bef8543dfeee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ff9a6c2-f896-463e-81cb-bef8543dfeee> .