_:Bf730fc5b051dd03c34a64a19b8a77898 . "Frank" . "van Beek" . "1948"^^ . "Frank van Beek" . . . "Beek, Frank van (1948-)" . . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 "2023-05-23"^^ . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 "073551112" . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 . _:Bf730fc5b051dd03c34a64a19b8a77898 .