@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d0e8d3-0372-49e6-839c-c0c2005ac1b7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d0e8d3-0372-49e6-839c-c0c2005ac1b7> .