@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51661f77-f92a-48f6-a586-31f417769a66> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51661f77-f92a-48f6-a586-31f417769a66> .