An author with this surname began his series The Great War of White Men with a satire about an escaped POW pretending to be a deserter, The Case of Sergeant Grischa. Another author with this surname wrote a novel in which the title woman is discovered not to be the aristocrat “Christiana van Boolen,” leading her to plan a robbery with the veteran Ferdinand. That author with this surname committed suicide in Brazil the day after he finished a memoir reflecting on Hitler’s rise to power, The (10[1])World of Yesterday. In a novella by an author with this (10[1])surname, imprisonment by the Gestapo leads Dr. B to split his personality into “White” and “Black” in order to play chess against himself. For 10 (10[1])points, The Royal Game is by an Austrian author with what surname and the first name Stefan? ■END■ (10[2])