"Jaak" . "componist" . "7190" . "Opsomer" . . . "Opsomer" . "componist" . "1873"^^ . "1952" . . "OPSOMER, JAAK" . "1873" . "1952"^^ . "1873 1952 7190 Jaak OPSOMER, JAAK OPSOMER, JAAK |f [componist] Opsomer be componist https://www.svm.be/componisten/opsomer-jaak" . "be" . . "OPSOMER, JAAK |f [componist]" . "7190" . "https://www.svm.be/componisten/opsomer-jaak" . "Jaak" .