@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c21c1d0f-c663-4f90-ab2c-b3ea0cc0844b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c21c1d0f-c663-4f90-ab2c-b3ea0cc0844b> .