@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef70b45d-9fd2-47b3-b2c1-b9aea6b29b51> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef70b45d-9fd2-47b3-b2c1-b9aea6b29b51> .