[Event "Leningrad, USSR"] [Site "Leningrad, USSR"] [Date "1926.??.??"] [Round "?"] [White "Georgiy Stepanov (Schneideman) (?)"] [Black "Peter Arsenievich Romanovsky (?)"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "E23"] [Opening "Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Nf3 Ne4 6. dxc5?! { (0.00 → -0.89) Inaccuracy. Bd2 was best. } (6. Bd2 Nxd2 7. Nxd2 O-O 8. e3 b6 9. Be2 Bb7 10. d5 Bxc3) 6... Nc6?! { (-0.89 → -0.12) Inaccuracy. Bxc3+ was best. } (6... Bxc3+ 7. bxc3 Nxc5 8. Qc2 b6 9. Ba3 Nc6 10. e3 Na5 11. Be2) 7. Bd2 Nxc5 { E23 Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation } 8. Qc2 f5 9. a3 Bxc3 10. Bxc3 O-O 11. b4 Ne4 12. Bb2 b6 13. g4?! { (0.73 → 0.00) Inaccuracy. Nd2 was best. } (13. Nd2 Nf6 14. e3 Bb7 15. Be2 Ne7 16. O-O Ng6 17. a4 Rc8 18. a5 d5 19. axb6 axb6) 13... Nxf2 14. Kxf2 fxg4 15. Rg1 Qh4+ 16. Ke3 Qh6+ 17. Kd3? { (0.00 → -1.12) Mistake. Kf2 was best. } (17. Kf2 Qh4+ 18. Ke3 Qh6+) 17... gxf3?? { (-1.12 → 2.71) Blunder. d5 was best. } (17... d5) 18. Rxg7+ Qxg7 19. Bxg7 Kxg7 20. exf3?? { (2.62 → -4.15) Blunder. Kc3 was best. } (20. Kc3 Bb7 21. Rd1 Ne5 22. Qd2 Rad8 23. Qg5+ Ng6 24. exf3 Bxf3 25. Re1 Rf6 26. Bd3 Rdf8) 20... Rxf3+ 21. Ke4 d5+ { White resigns. } 0-1