_:B972ff568018f86405ef57971a91c4cfe . . "028"^^ . . "leestechniek"@nl . . . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe "2021-09-24"^^ . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe "075613697" . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe . _:B972ff568018f86405ef57971a91c4cfe .