"2021-11-18" . "https://data.muziekweb.nl/Link/M00000071039" . "https://nl.wikipedia.org/wiki/Ack_van_Rooyen" . "ROOYEN, ACK VAN" . "https://www.allmusic.com/artist/mn0001751551" . "uitvoerende ;;;;;;;;;;;;" . "https://www.wikidata.org/entity/Q341499" . "http://id.loc.gov/authorities/names/n87110921" . . "arrangeur ;;;;;;;;;;;;" . "52570" . "Rooyen" . "https://viaf.org/viaf/21188076" . . "ROOYEN, ACK VAN |f [uitvoerende]" . "https://isni.org/isni/0000000055465180" . "1930" . "ROOYEN, ACK VAN |f [arrangeur]" . "Ack van" . "47796" . "https://musicbrainz.org/artist/c7eb9af5-c970-49dc-aab3-9a85002cec85" . "2021" . "http://data.bibliotheken.nl/id/thes/p100594840" . "1930-01-01" . "ROOYEN, ACK VAN" . "https://www.discogs.com/artist/363433" . "http://data.beeldengeluid.nl/gtaa/147884" . "u" . "ne" .