@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef5a0da6-47a5-4c23-a02e-29173f323e43> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef5a0da6-47a5-4c23-a02e-29173f323e43> .