CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/zr7a67zT"] [Date "2026.09.23"] [White "Zara"] [Black "Jacob6"] [Result "0-1"] [UTCDate "2026.09.23"] [UTCTime "13:54:57"] [WhiteElo "1400"] [BlackElo "1619"] [WhiteRatingDiff "-34"] [BlackRatingDiff "+28"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Kadas Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. h4 { A00 Kadas Opening } d5 2. Na3?! { (-0.65 → -1.66) Inaccuracy. d4 was best. } (2. d4 c5 3. e3 Nf6 4. c4 cxd4 5. exd4 Bg4 6. Be2 Bxe2 7. Qxe2 e6 8. Nf3 dxc4) 2... Qd6? { (-1.66 → -0.45) Mistake. e5 was best. } (2... e5 3. c4) 3. Nb1?! { (-0.45 → -1.17) Inaccuracy. d4 was best. } (3. d4 e5) 3... Qh6?? { (-1.17 → 0.58) Blunder. e5 was best. } (3... e5) 4. h5?! { (0.58 → 0.00) Inaccuracy. d4 was best. } (4. d4) 4... Qg5?? { (0.00 → 1.66) Blunder. Qd6 was best. } (4... Qd6 5. d4) 5. g4?? { (1.66 → -0.29) Blunder. d4 was best. } (5. d4 Qf5) 5... Qxg4 6. f4?? { (0.06 → Mate in 1) Checkmate is now unavoidable. d4 was best. } (6. d4 Nc6) 6... Qd7?? { (Mate in 1 → -0.98) Lost forced checkmate sequence. Qg3# was best. } (6... Qg3#) 7. f5?? { (-0.98 → -4.96) Blunder. d4 was best. } (7. d4) 7... Qb5?? { (-4.96 → -1.57) Blunder. Qd6 was best. } (7... Qd6 8. Bh3) 8. a4? { (-1.57 → -2.97) Mistake. Nc3 was best. } (8. Nc3 Qa5) 8... Bxf5?? { (-2.97 → 10.00) Blunder. Qa5 was best. } (8... Qa5 9. Bh3) 9. Nf3?? { (10.00 → -4.30) Blunder. axb5 was best. } (9. axb5 e6 10. Nc3 Nf6 11. d3 h6 12. Be3 Nbd7 13. Nf3 Bd6 14. Qb1 b6 15. Nd4 Bg4) 9... Qxa4?? { (-4.30 → 9.53) Blunder. Qd7 was best. } (9... Qd7) 10. b4?? { (9.53 → -9.24) Blunder. Rxa4 was best. } (10. Rxa4 Nc6 11. Nc3 O-O-O 12. d3 h6 13. Bf4 a6 14. b4 Nf6 15. b5 axb5) 10... Qb5?? { (-9.24 → 2.53) Blunder. Qxa1 was best. } (10... Qxa1) 11. d4?? { (2.53 → -4.42) Blunder. e4 was best. } (11. e4 Qd7 12. exf5 Qxf5 13. d4 Qg4 14. Qe2 Nf6 15. Nc3 e6 16. Rh4 Qg3+ 17. Kd1 Bd6) 11... Na6?? { (-4.42 → 3.87) Blunder. Qxb4+ was best. } (11... Qxb4+) 12. Na3?? { (3.87 → -3.40) Blunder. e4 was best. } (12. e4 Qd7) 12... Qxb4+ 13. Kf2?! { (-3.74 → -5.07) Inaccuracy. Bd2 was best. } (13. Bd2 Qb6) 13... e5? { (-5.07 → -3.00) Mistake. Nf6 was best. } (13... Nf6 14. Kg1 Ne4 15. Rb1 Qd6 16. Rxb7 Qg3+ 17. Bg2 Qf2+ 18. Kh2 e6 19. Bf4 Bd6 20. Bxd6) 14. c3? { (-3.00 → -4.81) Mistake. e4 was best. } (14. e4 Bxe4) 14... Qd6?! { (-4.81 → -3.78) Inaccuracy. Qb6 was best. } (14... Qb6 15. e3) 15. c4?! { (-3.78 → -4.81) Inaccuracy. dxe5 was best. } (15. dxe5 Qd7) 15... Rd8?! { (-4.81 → -3.58) Inaccuracy. Nf6 was best. } (15... Nf6 16. dxe5) 16. Nb5?! { (-3.58 → -4.90) Inaccuracy. Nxe5 was best. } (16. Nxe5 Nf6) 16... Nf6?? { (-4.90 → 6.54) Blunder. Qb6 was best. } (16... Qb6) 17. dxe5?? { (6.54 → -4.63) Blunder. Nxd6+ was best. } (17. Nxd6+) 17... Qb6+ 18. Ke1? { (-4.21 → -10.50) Mistake. e3 was best. } (18. e3 Ng4+) 18... dxc4 19. exf6 Qxb5 20. Kf2 Qd7?! { (-14.94 → -5.60) Inaccuracy. Rxd1 was best. } (20... Rxd1 21. Bg2) 21. fxg7 Bxg7 22. h6 Bxa1 23. Bb2 c3 24. Bxa1 c2 25. Qxc2 Nb4?? { (-10.22 → 0.70) Blunder. Bxc2 was best. } (25... Bxc2 26. Bxh8) 26. Qxf5?? { (0.70 → -8.40) Blunder. Qc5 was best. } (26. Qc5 Rg8) 26... Qxf5 27. Kg1 Qb1 28. Bb2 Qa1?? { (-15.15 → 1.10) Blunder. Qxb2 was best. } (28... Qxb2 29. Rh5 Rd1 30. Kg2 Nd5 31. Re5+ Qxe5 32. Nxe5 Ne3+ 33. Kf3 Nxf1 34. Ng4 Kd7 35. Nf2) 29. Bxa1 Na2?? { (1.32 → 7.54) Blunder. Rg8+ was best. } (29... Rg8+ 30. Bg7) 30. Bxh8 Rd1 31. Ne1 Ra1?! { (6.23 → 11.27) Inaccuracy. Rxe1 was best. } (31... Rxe1 32. Kf2 Rd1 33. Rh4 a5 34. Bh3 Rd6 35. Bf5 Rxh6 36. Rxh6 Nb4 37. Rxh7 Nd5 38. Bg6) 32. Ng2 Re1 33. Nxe1 b5 34. e3 b4 35. e4 b3 36. e5 b2 37. e6?? { (11.69 → 0.55) Blunder. Bb5+ was best. } (37. Bb5+) 37... b1=Q 38. exf7+ Kxf7 39. Rh3?? { (0.47 → -3.50) Blunder. Nf3 was best. } (39. Nf3 a5 40. Kh2 Qc2+ 41. Bg2 Nc3 42. Be5 a4 43. Rf1 Ke8 44. Re1) 39... Qb4?? { (-3.50 → 1.18) Blunder. Qxe1 was best. } (39... Qxe1 40. Bd4 Qd1 41. Bxa7 Nc1 42. Re3 Nb3 43. Kg2 Qd2+ 44. Kf3 Kf6 45. Bd3 Qh2 46. Bxh7) 40. Rh4?? { (1.18 → -7.31) Blunder. Nf3 was best. } (40. Nf3 Ke8) 40... a5?? { (-7.31 → 5.71) Blunder. Qxh4 was best. } (40... Qxh4 41. Nd3) 41. Rxb4 axb4 42. Kh1 b3 43. Nf3 b2?! { (5.71 → 13.37) Inaccuracy. Nb4 was best. } (43... Nb4 44. Bg7 Ke7 45. Bc4 c5 46. Kg2 Nc2 47. Kg3 Ne3 48. Bd3 Nd1 49. Nd2 c4 50. Bxh7) 44. Ne1?? { (13.37 → -7.59) Blunder. Bc4+ was best. } (44. Bc4+) 44... b1=Q 45. Nd3 Nc1?! { (-65.41 → -6.26) Inaccuracy. Qxf1+ was best. } (45... Qxf1+ 46. Kh2 Qxd3 47. Bg7 c5 48. Kg2 Qe3 49. Kf1 c4 50. Kg2 c3 51. Bh8 c2 52. Bb2) 46. Bh3 Qxd3 47. Bf5?! { (-60.39 → Mate in 7) Checkmate is now unavoidable. Bc8 was best. } (47. Bc8 Ne2) 47... Qxf5 48. Kg1 c5 49. Ba1 c4 50. Bh8 c3 51. Bg7 c2 52. Bf8 Ne2+ 53. Kh1 c1=Q+ 54. Kh2 Qff4+ 55. Kg2 Qcf1# { Black wins by checkmate. } 0-1