@prefix skos: <http://www.w3.org/2004/02/skos/core#> . <https://stad.gent/id/concept/550008791> skos:prefLabel "zandsteen naar samenstelling"@nl . <https://stad.gent/id/concept/550008729/2023-03-01T08:22:54.408Z> skos:broader <https://stad.gent/id/concept/550008791> . <https://stad.gent/id/concept/550002523/2023-03-01T05:16:37.961Z> skos:narrower <https://stad.gent/id/concept/550008791> .