@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff91feb0-15ee-43c9-859d-ae59eb01c7e0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff91feb0-15ee-43c9-859d-ae59eb01c7e0> .