_:fGIBlLhy436 "OL388319M". _:fGIBlLhy436 . _:fGIBlLhy437 "venona". _:fGIBlLhy437 . "Venona: Decoding Soviet Espionage in America"@en. "Source: Freebase - The World's database". . . . . . . . . . . _:fGIBlLhy436. _:fGIBlLhy437. . . . . . . . . . . . . . . . . . . . "1999".