"Maarten" . . . . "maar001" . "Maarten Maartens" . "Maartens" . . "1915-08-03"^^ . "Doorn" . "Maarten Maartens" . _:Bfab46b6640a9dae345f872884a6f4c68 . "1858-08-15"^^ . "Maartens, Maarten (1858-1915)" . "Amsterdam" . . _:Bfab46b6640a9dae345f872884a6f4c68 . _:Bfab46b6640a9dae345f872884a6f4c68 "2021-02-08"^^ . _:Bfab46b6640a9dae345f872884a6f4c68 . _:Bfab46b6640a9dae345f872884a6f4c68 . _:Bfab46b6640a9dae345f872884a6f4c68 . _:Bfab46b6640a9dae345f872884a6f4c68 . _:Bfab46b6640a9dae345f872884a6f4c68 .