@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1efcf80c-02ac-4ff5-adc0-b00c1ad5f0c9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1efcf80c-02ac-4ff5-adc0-b00c1ad5f0c9> .