@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff9de1e1-daa9-47d0-842e-b9ada98504d0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff9de1e1-daa9-47d0-842e-b9ada98504d0> .