@prefix skos: <http://www.w3.org/2004/02/skos/core#> . <https://stad.gent/id/concept/540016601/2023-10-05T00:08:09.805Z> skos:narrower <https://stad.gent/id/concept/540018626> . <https://stad.gent/id/concept/540018626> skos:prefLabel "Alvarado Mine"@nl .