@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af9f15a7-0bc2-490c-9f8c-9aff19b142c6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af9f15a7-0bc2-490c-9f8c-9aff19b142c6> .