Event: kyiv chess express
Site: kyiv
Date: 2024-08-30
White: Koshmak, Yuriy
WhiteElo: 1871
Black: Stavroyany, Sergey
BlackTitle: FM
BlackElo: 2208
Result: 0-1
ECO: A42
Opening: Modern Defense: Averbakh System
Variant: Standard

1. d4 { [%eval 0.17] } 1... g6 { [%eval 0.44] } 2. c4 { [%eval 0.29] } 2... Bg7 { [%eval 0.59] } 3. Nc3 { [%eval 0.46] } 3... d6 { [%eval 0.61] } 4. e4 { [%eval 0.46] } 4... e6 { [%eval 0.74] } 5. Be3 { [%eval 0.61] } 5... Ne7 { [%eval 0.91] } 6. f4 { [%eval 0.79] } 6... b6 { [%eval 1.0] } 7. Nf3 { [%eval 0.85] } 7... Bb7 { [%eval 0.91] } 8. Be2 { [%eval 1.09] } 8... Nd7 { [%eval 1.0] } 9. O-O { [%eval 1.07] } 9... a6 { [%eval 1.02] } 10. Qd2 { [%eval 0.97] } 10... h6?! { [%eval 1.74] } { Inaccuracy. O-O was best. } 11. h3 { [%eval 1.28] } 11... d5?! { [%eval 2.44] } { Inaccuracy. O-O was best. } 12. cxd5 { [%eval 2.46] } 12... exd5 { [%eval 2.34] } 13. e5 { [%eval 2.5] } 13... c5 { [%eval 2.36] } 14. Bd3 { [%eval 1.98] } 14... Qc7?! { [%eval 2.95] } { Inaccuracy. cxd4 was best. } 15. Rac1 { [%eval 2.96] } 15... c4 { [%eval 3.18] } 16. Bb1 { [%eval 2.79] } 16... b5 { [%eval 2.98] } 17. a3?! { [%eval 2.26] } { Inaccuracy. Nh4 was best. } 17... Nb6?! { [%eval 3.39] } { Inaccuracy. f5 was best. } 18. Nh4 { [%eval 3.16] } 18... Bc8 { [%eval 3.46] } 19. f5 { [%eval 3.46] } 19... gxf5 { [%eval 3.38] } 20. Nxf5 { [%eval 3.31] } 20... Bxf5 { [%eval 3.63] } 21. Bxf5 { [%eval 3.64] } 21... Nxf5 { [%eval 4.02] } 22. Rxf5 { [%eval 4.08] } 22... O-O-O { [%eval 4.17] } 23. Rcf1 { [%eval 4.08] } 23... Rd7 { [%eval 4.09] } 24. Na2 { [%eval 3.61] } 24... Kb7 { [%eval 3.5] } 25. Bf4 { [%eval 3.12] } 25... Qc6 { [%eval 3.23] } 26. Bg3 { [%eval 3.11] } 26... Qe6 { [%eval 3.8] } 27. Nb4 { [%eval 3.02] } 27... Rc8 { [%eval 3.24] } 28. Na2 { [%eval 3.1] } 28... Rcc7 { [%eval 3.32] } 29. Bh4 { [%eval 3.28] } 29... Na4?! { [%eval 4.16] } { Inaccuracy. Nc8 was best. } 30. Bf6 { [%eval 3.42] } 30... Bf8 { [%eval 3.46] } 31. Bh4 { [%eval 3.31] } 31... Kb6? { [%eval 5.91] } { Mistake. Qe8 was best. } 32. Bf2?? { [%eval -3.75] } { Blunder. Rf6 was best. } 32... a5?? { [%eval 5.83] } { Blunder. Qxf5 was best. } 33. Bh4?! { [%eval 4.54] } { Inaccuracy. Be1 was best. } 33... Ka6?! { [%eval 6.41] } { Inaccuracy. Bg7 was best. } 34. Rf6 { [%eval 6.14] } 34... Rc6 { [%eval 7.26] } 35. Rxe6 { [%eval 7.25] } 35... Rxe6 { [%eval 7.09] } 36. Rf6 { [%eval 5.62] } 36... Rc7 { [%eval 7.36] } 37. Nc3?! { [%eval 5.05] } { Inaccuracy. Rxe6+ was best. } 37... Nb6?! { [%eval 6.81] } { Inaccuracy. Nxc3 was best. } 38. Rxe6 { [%eval 5.88] } 38... fxe6 { [%eval 5.78] } 39. Qf2 { [%eval 5.81] } 39... Bg7 { [%eval 5.96] } 40. Bf6 { [%eval 5.89] } 40... b4 { [%eval 6.11] } 41. axb4 { [%eval 5.8] } 41... axb4 { [%eval 5.97] } 42. Ne2 { [%eval 5.59] } 42... Kb5 { [%eval 6.12] } 43. Bxg7 { [%eval 6.58] } 43... Rxg7 { [%eval 6.54] } 44. Qf6 { [%eval 6.61] } 44... Ra7 { [%eval 6.42] } 45. Nf4 { [%eval 5.42] } 45... Ra2?! { [%eval 7.14] } { Inaccuracy. Ra1+ was best. } 46. Nxe6 { [%eval 6.72] } 46... Rxb2 { [%eval 6.0] } 47. Nc5 { [%eval 5.71] } 47... c3?! { [%eval 8.35] } { Inaccuracy. b3 was best. } 48. Qf1+ { [%eval 8.21] } 48... Nc4? { [%eval #29] } { Checkmate is now unavoidable. Kc6 was best. } 49. e6 { [%eval 9.65] } 49... c2? { [%eval #6] } { Checkmate is now unavoidable. Ra2 was best. } 50. Nd3?? { [%eval 5.31] } { Lost forced checkmate sequence. e7 was best. } 50... Rb1 { [%eval 5.26] } 51. Nc1 { [%eval 4.91] } 51... Kc6?! { [%eval 6.7] } { Inaccuracy. Kb6 was best. } 52. e7 { [%eval 6.56] } 52... Kd7?? { [%eval #7] } { Checkmate is now unavoidable. Nd6 was best. } 53. Qf8?? { [%eval 5.28] } { Lost forced checkmate sequence. Qf7 was best. } 53... Rxc1+ { [%eval 4.95] } 54. Kh2 { [%eval 4.83] } 54... Rh1+?! { [%eval 6.76] } { Inaccuracy. Nd6 was best. } 55. Kg3 { [%eval 6.66] } 55... Re1 { [%eval 7.25] } 56. Qf6?? { [%eval -8.56] } { Blunder. Qd8+ was best. } 56... Rxe7? { [%eval -4.38] } { Mistake. c1=Q was best. } 57. Qf5+ { [%eval -4.31] } 57... Kc6 { [%eval -3.7] } 58. Qf6+? { [%eval -7.17] } { Mistake. Qg6+ was best. } 58... Kb5?? { [%eval -3.37] } { Blunder. Nd6 was best. } 59. Qxe7 { [%eval -3.01] } 59... c1=Q?? { [%eval 0.0] } { Blunder. Ka4 was best. } 60. Qc5+?? { [%eval -8.07] } { Blunder. Qe8+ was best. } 60... Ka4 { [%eval -8.08] } 61. Qxd5 { [%eval -7.79] } 61... Kb3 { [%eval -7.76] } 62. Qf7 { [%eval -8.0] } 62... Qe3+ { [%eval -8.09] } 63. Kh2 { [%eval -8.04] } 63... Qxd4 { [%eval -8.05] } 64. Qf3+ { [%eval -8.05] } 64... Qc3 { [%eval -7.2] } 65. Qf7 { [%eval -7.8] } 65... Kb2 { [%eval -7.14] } 66. g4 { [%eval -6.75] } 66... Ne5 { [%eval -6.65] } 67. Qf2+?? { [%eval #-15] } { Checkmate is now unavoidable. Qb7 was best. } 67... Qc2 { [%eval #-14] } 68. Qxc2+?? { [%eval #-12] } { Checkmate is now unavoidable. Kg1 was best. } 68... Kxc2 { [%eval #-12] } 69. Kg3 { [%eval #-18] } 69... b3 { [%eval -25.19] } 70. h4?! { [%eval #-13] } { Checkmate is now unavoidable. Kf4 was best. } 70... b2 { [%eval #-12] } 71. g5 { [%eval #-8] } 71... hxg5 { [%eval #-7] } 72. hxg5 { [%eval #-7] } 0-1