@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91b880bf-81a6-409e-a641-89052c6e12ae> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91b880bf-81a6-409e-a641-89052c6e12ae> .