@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509f55da-2def-438d-93b9-d3822ffca119> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509f55da-2def-438d-93b9-d3822ffca119> .