@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b7d1c1-f884-4b9e-9f82-06d2102efe8f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b7d1c1-f884-4b9e-9f82-06d2102efe8f> .