@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9c8f7c8-d3d8-41ef-8139-132cc12a3b56> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9c8f7c8-d3d8-41ef-8139-132cc12a3b56> .