query: SELECT DISTINCT ?item (?label AS ?Anl) (?labelEn AS ?Lnl) WHERE {
    ?item rdfs:label ?label.
    ?item rdfs:label ?labelEn.
    ?item wdt:P6379 ?collectie.
    ?item wdt:P31 wd:Q5.
    SERVICE wikibase:label { bd:serviceParam wikibase:language "nl, en". }
    FILTER((LANG(?label)) = "nl")
    FILTER(REGEX(?label, "^([A-Z][.]?)+ "))
    FILTER(REGEX(?labelEn, "^[A-z]{3,}"))
  }