@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ddf87409-54be-43cf-b37d-7cab89c531c5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ddf87409-54be-43cf-b37d-7cab89c531c5> .