query: SELECT DISTINCT ?item ?itemLabel WHERE {
    ?item wdt:P31 wd:Q5.
    {?item wdt:P106 wd:Q2216340.} #zilversmid
    UNION
    {?item wdt:P106 wd:Q211423.} #goudsmid
    ?item wdt:P9152 ?Gelderid.
    FILTER NOT EXISTS {?item wdt:P7763 []}.
  }