CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ZFNNwprP"] [Date "2026.03.25"] [White "Cora"] [Black "Owen6"] [Result "0-1"] [UTCDate "2026.03.25"] [UTCTime "20:03:57"] [WhiteElo "1417"] [BlackElo "1371"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+12"] [WhiteTitle "🧶"] [BlackTitle "GM♠"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A48"] [Opening "East Indian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 g6 2. Nf3 Nf6 { A48 East Indian Defense } 3. Nc3 Nc6?! { (0.02 → 0.79) Inaccuracy. d5 was best. } (3... d5 4. Bf4) 4. e4 Bg7? { (0.94 → 2.21) Mistake. d6 was best. } (4... d6) 5. Bd3?? { (2.21 → 0.56) Blunder. e5 was best. } (5. e5 Ng8) 5... O-O?! { (0.56 → 1.14) Inaccuracy. d6 was best. } (5... d6 6. h3 O-O 7. d5 Nb4 8. Be2 a5 9. O-O Na6 10. Be3 Nc5 11. Bxc5 dxc5 12. e5) 6. Be3?! { (1.14 → 0.27) Inaccuracy. e5 was best. } (6. e5) 6... d5 7. e5 Ng4 8. O-O?! { (0.39 → -0.35) Inaccuracy. Bg5 was best. } (8. Bg5 f6 9. exf6 exf6 10. Bd2 Re8+ 11. Ne2 Nh6 12. c3 Bf5 13. Bxh6 Bxd3 14. Qxd3 Bxh6) 8... a6?! { (-0.35 → 0.37) Inaccuracy. Nxe3 was best. } (8... Nxe3 9. fxe3) 9. Nh4? { (0.37 → -0.97) Mistake. Bg5 was best. } (9. Bg5 f6 10. exf6 Nxf6 11. h3 Nh5 12. Re1 Qd6 13. Bf1 Bd7 14. Be3 Rae8 15. Ne5 Nf4) 9... e6?? { (-0.97 → 8.22) Blunder. f6 was best. } (9... f6 10. exf6 Qd6 11. Nf3 exf6 12. a3 Bd7 13. Qd2 Nxe3 14. fxe3 Bh6 15. Rae1 Rae8 16. Nd1) 10. Qxg4 h5 11. Qg5?! { (10.28 → 6.17) Inaccuracy. Qg3 was best. } (11. Qg3) 11... Qe8?! { (6.17 → 10.21) Inaccuracy. Qxg5 was best. } (11... Qxg5) 12. Bxg6 fxg6 13. Qxg6 Qd8 14. Ne2?? { (9.36 → -0.55) Blunder. Qxh5 was best. } (14. Qxh5 Ne7 15. Qg4 Qe8 16. Ne2 Nf5 17. Nf4 Nxh4 18. Qxh4 Bd7 19. Qg4 Rf7 20. Nh5 Bb5) 14... Qxh4 15. g3?? { (-0.52 → -2.46) Blunder. Ng3 was best. } (15. Ng3 Ne7 16. Qxh5 Qxh5 17. Nxh5 c5 18. Bg5 Nf5 19. Nxg7 Kxg7 20. dxc5 Kg6 21. Bf6 Bd7) 15... Qe7?? { (-2.46 → -0.16) Blunder. Qg4 was best. } (15... Qg4 16. Qxg4) 16. Bg5?? { (-0.16 → -2.28) Blunder. Qxh5 was best. } (16. Qxh5 Qf7) 16... Qb4?? { (-2.28 → 4.19) Blunder. Qf7 was best. } (16... Qf7 17. Qxf7+ Kxf7 18. c3 Rh8 19. Nf4 Bd7 20. h4 Bh6 21. Kg2 Rag8 22. Bxh6 Rxh6 23. a4) 17. b3?? { (4.19 → -4.66) Blunder. c3 was best. } (17. c3 Qxb2 18. Nf4 Rf7 19. Nxh5 Ne7 20. Bxe7 Rxe7 21. Nf6+ Kf8 22. Nh7+ Kg8 23. Rae1 Bd7) 17... Ne7?? { (-4.66 → 2.12) Blunder. Nxd4 was best. } (17... Nxd4 18. Nxd4 Qxd4 19. Rae1 Qg4 20. f3 Qf5 21. Qxh5 Bxe5 22. Rxe5 Qxe5 23. f4 Qd4+ 24. Rf2) 18. Bxe7?? { (2.12 → -0.96) Blunder. Qxh5 was best. } (18. Qxh5) 18... Qxe7 19. Qxh5 Rf5?! { (-1.02 → -0.39) Inaccuracy. Qf7 was best. } (19... Qf7 20. Qg5) 20. Qg4?! { (-0.39 → -1.31) Inaccuracy. Qh3 was best. } (20. Qh3 Rf7 21. f4 Bd7 22. g4 Bb5 23. Rae1 Bf8 24. f5 Rh7 25. Qg3 Qh4 26. Kg2 Bb4) 20... Rg5 21. Qf4?! { (-0.90 → -1.82) Inaccuracy. Qh3 was best. } (21. Qh3 Bd7 22. f4 Rg6 23. g4 Bb5 24. Rf2 Bxe2 25. Rxe2 c5 26. c3 Rf8 27. Rf2 cxd4) 21... b5?? { (-1.82 → 0.00) Blunder. Bd7 was best. } (21... Bd7 22. Qh4 Bf8 23. Nf4 Rf5 24. Qg4+ Qg5 25. Qxg5+ Rxg5 26. Kg2 Rf5 27. Nd3 Bb5 28. f4) 22. h4? { (0.00 → -1.37) Mistake. g4 was best. } (22. g4 Rg6 23. Qg3 c5 24. h4 cxd4 25. f4 Bf8 26. h5 Rg7 27. Rad1 Bd7 28. h6 Rh7) 22... Rf5?! { (-1.37 → -0.77) Inaccuracy. Rg6 was best. } (22... Rg6) 23. Qd2 a5 24. Rae1 Ba6 25. Qxa5?? { (-0.90 → -2.62) Blunder. f4 was best. } (25. f4 b4) 25... b4 26. Qc5?? { (-2.22 → -7.15) Blunder. Qa4 was best. } (26. Qa4) 26... Qd8?? { (-7.15 → 0.28) Blunder. Qxc5 was best. } (26... Qxc5) 27. Qxb4 Bf8 28. Qd2 Qb8? { (0.17 → 1.35) Mistake. Qe8 was best. } (28... Qe8 29. a4 Qh5 30. f4 Bb4 31. Qxb4 Bxe2 32. Rf2 Bg4 33. a5 Rf7 34. Qc3 Bf5 35. b4) 29. Rc1? { (1.35 → 0.03) Mistake. f4 was best. } (29. f4 Qe8 30. Kh2 Qh5 31. Rf2 c5 32. Ng1 Be7 33. Nh3 Rf7 34. c3 Rc8 35. b4 cxd4) 29... Bb4?! { (0.03 → 0.74) Inaccuracy. Qe8 was best. } (29... Qe8 30. f4 Qg6 31. Rf2 c5 32. a4 Rc8 33. Kh2 Rf7 34. a5 Be7 35. Rg1 Qh7 36. Rgg2) 30. Qe3 Ba3 31. Rcd1 Qf8 32. Rfe1 Bb4 33. c3 Be7 34. g4?? { (0.69 → -7.23) Blunder. Kg2 was best. } (34. Kg2 Qf7 35. Ng1 Rf8 36. f4 Bxh4 37. gxh4 Rxf4 38. Nh3 Bf1+ 39. Rxf1 Rxf1 40. Rxf1 Qxf1+) 34... Rf3 35. Qxf3 Qxf3 36. g5?! { (-11.64 → Mate in 7) Checkmate is now unavoidable. Ng3 was best. } (36. Ng3 Bxh4 37. c4 Bxg3 38. Rf1 Bxf2+ 39. Rxf2 Qxd1+ 40. Kh2 dxc4 41. Rg2 Qxd4 42. Kh3 Qxe5) 36... Bxe2?! { (Mate in 7 → -17.92) Lost forced checkmate sequence. Rf8 was best. } (36... Rf8 37. Ng3 Qxf2+ 38. Kh1 Rf4 39. Re4 dxe4 40. Nf5 exf5 41. Rd3 Bxd3 42. a3 Rxh4#) 37. Rxe2 Qxe2 38. Rf1?! { (-14.99 → Mate in 6) Checkmate is now unavoidable. Ra1 was best. } (38. Ra1 Qg4+) 38... Rxa2 39. g6 Bxh4 40. c4 dxc4 41. bxc4 Qg4+ 42. Kh1 Qxg6 43. d5 exd5 44. cxd5 Qe4+ 45. Kg1 Qxd5 46. e6 Qxe6 47. f4 Qb6+ 48. Kh1 Ra3 49. Kg2 Rg3+ 50. Kh1 Qc6+ 51. Kh2 Qg2# { Black wins by checkmate. } 0-1