@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ea0ba9-70ef-4eb6-a912-4895bb9aaccc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ea0ba9-70ef-4eb6-a912-4895bb9aaccc> .