"https://www.wikidata.org/entity/Q1310" . "VISSER, BERT" . "53602" . . "u" . "VISSER, BERT" . "52879" . "componist" . . "Visser" . "VISSER, BERT" . "ne" . "1921-00-00" . "Bert" . "1921" . "uitvoerende" . "VISSER, BERT |f [uitvoerende]" .