@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b0751a-08b4-4af9-bfa1-1793f3ea3b29> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b0751a-08b4-4af9-bfa1-1793f3ea3b29> .