_:B6aa50addb5735a0a71d3a1b621fbed5c . "Georg" . "Placzek" . "Georg Placzek" . . . . "Placzek, Georg" . . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c "2023-05-21"^^ . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c "227016335" . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c . _:B6aa50addb5735a0a71d3a1b621fbed5c .