@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509e4792-990d-49c5-8b4e-2b4a057651a7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509e4792-990d-49c5-8b4e-2b4a057651a7> .