"Black"@en . "Bordurian"@en . . "The Calculus Affair"@en . "Unknown"@en . "Major Kardouk was the commander at the Fortress of Bakhine, where Professor Calculus was imprisoned by the Bordurian secret police under order of Colonel Sponsz."@en . . . . "Major Kardouk"@en . . "Major Kardouk was the commander at the Fortress of Bakhine, where Professor Calculus was imprisoned by the Bordurian secret police under order of Colonel Sponsz."@en . . . "The Calculus Affair"@en . "Major"@en . . . "Major Kardouk"@en . . . . . . . "Military Officer"@en .