_:B7510ec383cb5878e53964484a4b57356 . "Siegfried" . "Engelmann" . "Siegfried Engelmann" . . . . "Engelmann, Siegfried" . . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 "2023-05-20"^^ . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 "071779396" . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 . _:B7510ec383cb5878e53964484a4b57356 .