CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/daUJ4Lty"] [Date "2026.08.12"] [White "Ioana"] [Black "Owen6"] [Result "0-1"] [UTCDate "2026.08.12"] [UTCTime "20:49:38"] [WhiteElo "813"] [BlackElo "1557"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+0"] [BlackTitle "GM🥉"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Mieses-Kotroc Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. f4? { (0.85 → -0.26) Mistake. Nc3 was best. } (3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Ne5 Nd7 7. Nc4 Qc7 8. Qf3 e6 9. Bf4 Qd8) 3... e5? { (-0.26 → 0.91) Mistake. Nc6 was best. } (3... Nc6 4. Nc3) 4. Nh3?? { (0.91 → -5.49) Blunder. Nc3 was best. } (4. Nc3 Qe6 5. fxe5 Qxe5+ 6. Be2 Qa5 7. d4 Nf6 8. Nf3 Be6 9. Bd2 Nc6 10. Nb5 Qb6) 4... exf4?? { (-5.49 → 0.00) Blunder. Bxh3 was best. } (4... Bxh3 5. Nc3) 5. Nxf4 Qe5+ 6. Ne2? { (0.10 → -1.22) Mistake. Qe2 was best. } (6. Qe2) 6... Bg4 7. h3 Bxe2?? { (-1.21 → 0.92) Blunder. Qh5 was best. } (7... Qh5 8. Rg1 Bf5 9. d3 Bc5 10. d4 Bd6 11. Be3 Qg6 12. Na3 Bxa3 13. bxa3 Bxc2 14. Qd2) 8. Bxe2?? { (0.92 → -1.91) Blunder. Qxe2 was best. } (8. Qxe2) 8... Nc6?! { (-1.91 → -1.03) Inaccuracy. Bc5 was best. } (8... Bc5 9. d4 Bxd4 10. c3 Bc5 11. Qa4+ Nc6 12. Bf4 Qe7 13. Nd2 O-O-O 14. Qc4 Be3 15. O-O-O) 9. d4?? { (-1.03 → -4.16) Blunder. c3 was best. } (9. c3) 9... Qg3+?? { (-4.16 → -0.86) Blunder. Nxd4 was best. } (9... Nxd4 10. c3 Qg3+ 11. Kf1 Nxe2 12. Qxe2+ Be7 13. Nd2 O-O-O 14. Ne4 Qg6 15. Bf4 Nf6 16. Nxf6) 10. Kd2?? { (-0.86 → -7.02) Blunder. Kf1 was best. } (10. Kf1) 10... Qxg2?? { (-7.02 → -0.72) Blunder. O-O-O was best. } (10... O-O-O) 11. Rf1?? { (-0.72 → -9.46) Blunder. c3 was best. } (11. c3 Nf6 12. Qg1 Qxg1 13. Rxg1 g6 14. Kc2 Nd5 15. Nd2 Bh6 16. Bf3 O-O-O 17. Ne4 Bxc1) 11... O-O-O 12. Re1 Rxd4+ 13. Kc3?! { (-19.27 → Mate in 6) Checkmate is now unavoidable. Ke3 was best. } (13. Ke3 Qg3+) 13... Rxd1?! { (Mate in 6 → -14.54) Lost forced checkmate sequence. Bb4+ was best. } (13... Bb4+ 14. Kb3 Na5+ 15. Ka4 Qc6+ 16. Bb5 Qxb5+ 17. Kxb5 a6+ 18. Ka4 b5#) 14. Rxd1 Qxe2 15. Rd2?! { (-17.92 → Mate in 7) Checkmate is now unavoidable. a3 was best. } (15. a3 Qxd1 16. Nd2 Qe1 17. Kb3 Qe6+ 18. c4 Nd4+ 19. Ka2 Qxh3 20. Rb1 Ne7 21. b4 Ne2) 15... Bb4+?! { (Mate in 7 → -16.16) Lost forced checkmate sequence. Qe5+ was best. } (15... Qe5+ 16. Kd3 Nb4+ 17. Kc4 b5+ 18. Kb3 Qe6+ 19. Rd5 Qxd5+ 20. c4 Qxc4+ 21. Ka3 Nc2#) 16. Kb3 Bxd2 17. Bxd2 Nf6 18. Ka4?! { (-15.91 → Mate in 9) Checkmate is now unavoidable. c3 was best. } (18. c3 Qd3 19. Ka3 Nd4 20. b3 Nc2+ 21. Kb2 Ne4 22. c4 Nxa1 23. Ba5 Qd4+ 24. Kc1 c5) 18... a6?! { (Mate in 9 → -16.40) Lost forced checkmate sequence. Nd4 was best. } (18... Nd4 19. b3 Qa6+ 20. Ba5 Nxc2 21. Na3 Qc6+ 22. Nb5 a6 23. b4 axb5+ 24. Kb3 Nxa1+ 25. Kb2) 19. Bb4?! { (-16.40 → Mate in 2) Checkmate is now unavoidable. b4 was best. } (19. b4 Nd4) 19... Qb5+ 20. Kb3 Qxb4# { Black wins by checkmate. } 0-1