@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff57e1a7-dbfc-464f-b2ca-ff760a542d2c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff57e1a7-dbfc-464f-b2ca-ff760a542d2c> .