@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ddc9de21-30a1-4179-802d-eb694a045bbe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ddc9de21-30a1-4179-802d-eb694a045bbe> .