CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Q8iqqgqg"] [Date "2024.06.21"] [White "Maurice"] [Black "Ruilin"] [Result "1-0"] [UTCDate "2024.06.21"] [UTCTime "23:45:17"] [WhiteElo "933"] [BlackElo "1171"] [WhiteRatingDiff "+120"] [BlackRatingDiff "-139"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A07"] [Opening "King's Indian Attack: Omega-Delta Gambit"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. Nf3 d5 2. g3 e5? { (0.25 → 1.82) Mistake. g6 was best. } { A07 King's Indian Attack: Omega-Delta Gambit } (2... g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O c6 6. Re1 O-O 7. c3) 3. g4?? { (1.82 → -3.65) Blunder. Nxe5 was best. } (3. Nxe5) 3... Bb4?? { (-3.65 → -0.69) Blunder. Nc6 was best. } (3... Nc6) 4. Nxe5 Qd6? { (-0.80 → 0.22) Mistake. Qe7 was best. } (4... Qe7 5. a3 Ba5 6. b4 Qxe5 7. d4 Qe4 8. f3 Qe7 9. bxa5 Qh4+ 10. Kd2 h5 11. Kc3) 5. Nd3 Nf6?! { (0.35 → 1.22) Inaccuracy. Ne7 was best. } (5... Ne7 6. a3) 6. Nxb4 O-O?? { (1.04 → 4.88) Blunder. Qxb4 was best. } (6... Qxb4) 7. Nd3 d4 8. e3?! { (5.42 → 3.93) Inaccuracy. f3 was best. } (8. f3 Re8) 8... Qd5?! { (3.93 → 6.35) Inaccuracy. Bxg4 was best. } (8... Bxg4) 9. exd4?? { (6.35 → -9.50) Blunder. Rg1 was best. } (9. Rg1 Nc6) 9... Qxh1 10. Ne5 Re8 11. f3 Nc6 12. Ke2 Nxe5 13. dxe5 Re6?! { (-10.77 → -5.39) Inaccuracy. Nxg4 was best. } (13... Nxg4) 14. Kf2?! { (-5.39 → -8.86) Inaccuracy. d4 was best. } (14. d4) 14... Rxe5 15. Kg3 h5?! { (-19.76 → -5.52) Inaccuracy. Qg1+ was best. } (15... Qg1+ 16. Bg2 Qxd1 17. h3 Qxc1 18. f4 Re7 19. a4 Qg1 20. Nc3 Qxa1 21. Nd5 Qe1+ 22. Kh2) 16. Qe2?? { (-5.52 → Mate in 7) Checkmate is now unavoidable. Be2 was best. } (16. Be2) 16... Ne4+? { (Mate in 7 → -9.32) Lost forced checkmate sequence. Rxe2 was best. } (16... Rxe2 17. Bxe2 Qg1+ 18. Kf4 g5+ 19. Kxg5 Qxh2 20. Bd3 Nh7+ 21. Bxh7+ Kg7 22. b4 f6#) 17. fxe4 Bd7?? { (-12.08 → 5.25) Blunder. Rxe4 was best. } (17... Rxe4) 18. Kf4?? { (5.25 → -9.96) Blunder. Qg2 was best. } (18. Qg2 h4+ 19. Kf2 Qxg2+ 20. Bxg2 Bxg4 21. h3 Bd1 22. d4 Re6 23. Bg5 Bxc2 24. Nc3 Rg6) 18... Re6 19. Kf5? { (-8.30 → Mate in 6) Checkmate is now unavoidable. Qg2 was best. } (19. Qg2 Rf6+) 19... Rd6+?! { (Mate in 6 → -11.07) Lost forced checkmate sequence. Rxe4+ was best. } (19... Rxe4+ 20. Kg5 f6+ 21. Kxh5 Rxe2 22. h3 Qxf1 23. Kh4 Qf2+ 24. Kh5 Be8#) 20. Kf4 Re6 21. Kg3 Qxe4?? { (-13.25 → 0.84) Blunder. Rxe4 was best. } (21... Rxe4) 22. Qxe4 Rxe4 23. d4? { (0.54 → -0.83) Mistake. d3 was best. } (23. d3 Rxg4+ 24. Kf2 Rg6 25. Nd2 Rf6+ 26. Nf3 Bc6 27. Bg2 Re8 28. Be3 Rf5 29. h4 Re6) 23... Rxd4 24. c3?? { (-0.88 → -7.20) Blunder. Nd2 was best. } (24. Nd2 Rxg4+) 24... Rd3+?? { (-7.20 → 7.78) Blunder. Rd1 was best. } (24... Rd1 25. Nd2 Re8 26. Bg2 Re2 27. Bf3 Rg1+ 28. Kf4 Rxd2 29. Bxd2 Rxa1 30. gxh5 Rb1 31. Bxb7) 25. Kh4?? { (7.78 → -7.45) Blunder. Bxd3 was best. } (25. Bxd3 Bxg4) 25... Rf3?? { (-7.45 → -1.10) Blunder. Rd1 was best. } (25... Rd1) 26. Kxh5?? { (-1.10 → -8.95) Blunder. Nd2 was best. } (26. Nd2 Rf4 27. Kg3 Rxg4+ 28. Kf2 Rg6 29. Nf3 Bc6 30. Be3 Rf6 31. Bg2 Re8 32. Rg1 Rfe6) 26... g6+ 27. Kg5? { (-7.54 → Mate in 4) Checkmate is now unavoidable. Kh6 was best. } (27. Kh6 Rxf1) 27... Rf5+?? { (Mate in 4 → 8.61) Lost forced checkmate sequence. Kg7 was best. } (27... Kg7 28. Kh4 Rh8+ 29. Bh6+ Kxh6 30. Nd2 g5#) 28. gxf5 gxf5 29. Kf4 Re8 30. Bh3 Re1 31. Bf1?? { (8.83 → -7.90) Blunder. Nd2 was best. } (31. Nd2) 31... Rxf1+ 32. Ke5 Rxc1 33. Kf6 Be6 34. Ke7 Bc8 35. Kf6 { Black left the game. } 1-0