@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50989fbf-0f7e-4344-b732-bdb09578e750> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50989fbf-0f7e-4344-b732-bdb09578e750> .