@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57b61980-5bea-49ab-b24c-77796d64144f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57b61980-5bea-49ab-b24c-77796d64144f> .