@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9c1806e-d0ac-409c-9121-b6c1bfaa1bf9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9c1806e-d0ac-409c-9121-b6c1bfaa1bf9> .