. . _:B576aae66fddfea9fb58f6554ef284c12 . "Albert" . "Heintze, Albert" . "Gymnasiallehrer"@nl . . "Heintze" . . "Albert Heintze" . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 "2023-05-21"^^ . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 "069407878" . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 . _:B576aae66fddfea9fb58f6554ef284c12 .