@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ec57b7fc-51ba-424e-929c-c7c651e901fa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ec57b7fc-51ba-424e-929c-c7c651e901fa> .