"https://www.wikidata.org/entity/Q12013282" . "uitvoerende" . "Alexander" . "u" . "44533" . "POLA, ALEXANDER |f [uitvoerende]" . "POLA, ALEXANDER" . "POLA, ALEXANDER" . "https://data.muziekweb.nl/Link/M00000346248" . "Pola" . "ne" . "Polak, Abraham" . "1992-10-12" . . . "POLA, ALEXANDER JANTJE |f [uitvoerende]" . "1914-06-26" .