Event: Piestany B
Date: 2023-07-16
White: Osvald, David
WhiteElo: 1173
Black: Mecir, Andrej
BlackElo: 1000
Result: 1-0
ECO: D06
Opening: Queen's Gambit Declined: Marshall Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.28] [%clk 1:30:39] } 2. c4 { [%eval 0.16] [%clk 1:31:23] } 2... d5?! { [%eval 0.71] } { Inaccuracy. e6 was best. } { [%clk 1:30:52] } 3. cxd5 { [%eval 0.4] [%clk 1:31:27] } 3... Nxd5 { [%eval 0.98] [%clk 1:31:07] } 4. e4 { [%eval 0.77] [%clk 1:30:50] } 4... Nb6 { [%eval 0.9] [%clk 1:31:01] } 5. Nf3 { [%eval 0.7] [%clk 1:29:32] } 5... e6?! { [%eval 1.41] } { Inaccuracy. Bg4 was best. } { [%clk 1:30:55] } 6. Be3 { [%eval 1.58] [%clk 1:29:14] } 6... Na6 { [%eval 1.22] [%clk 1:30:32] } 7. Be2 { [%eval 1.19] [%clk 1:26:55] } 7... c5 { [%eval 1.37] [%clk 1:30:18] } 8. O-O { [%eval 1.49] [%clk 1:24:46] } 8... f6?! { [%eval 2.58] } { Inaccuracy. Be7 was best. } { [%clk 1:29:46] } 9. Nc3 { [%eval 2.71] [%clk 1:22:46] } 9... Nd7 { [%eval 3.23] [%clk 1:29:36] } 10. Qb3 { [%eval 3.47] [%clk 1:20:18] } 10... b6?! { [%eval 4.93] } { Inaccuracy. Qb6 was best. } { [%clk 1:28:49] } 11. Qxe6+ { [%eval 5.17] [%clk 1:19:18] } 11... Be7 { [%eval 5.27] [%clk 1:27:10] } 12. Bc4?! { [%eval 3.4] } { Inaccuracy. Rad1 was best. } { [%clk 1:16:38] } 12... Ndb8?? { [%eval 9.24] } { Blunder. Ne5 was best. } { [%clk 1:26:29] } 13. Qf7+ { [%eval 9.21] [%clk 1:16:41] } 13... Kd7 { [%eval 9.21] [%clk 1:26:33] } 14. Bb5+ { [%eval 7.27] [%clk 1:08:54] } 14... Nc6 { [%eval 9.45] [%clk 1:25:16] } 15. Qd5+ { [%eval 7.45] [%clk 1:06:41] } 15... Ke8 { [%eval 7.57] [%clk 1:24:41] } 16. Bxc6+ { [%eval 7.56] [%clk 1:06:41] } 16... Bd7 { [%eval 8.84] [%clk 1:24:39] } 17. Bxd7+ { [%eval 8.8] [%clk 1:00:31] } 17... Qxd7 { [%eval 9.33] } 18. Qxa8+ { [%eval 9.29] } 18... Bd8 { [%eval 10.11] [%clk 1:24:43] } 19. dxc5 { [%eval 10.06] [%clk 1:00:40] } 19... Nb4 { [%eval 11.95] [%clk 1:24:48] } 20. Rad1 { [%eval 11.54] [%clk 0:59:26] } 20... Qe7 { [%eval 11.49] [%clk 1:24:20] } 21. cxb6 { [%eval 12.14] [%clk 0:59:19] } 21... Kf7 { [%eval 12.26] [%clk 1:23:25] } 22. Qxa7 { [%eval 11.34] [%clk 0:59:28] } 22... Nc6 { [%eval 11.83] [%clk 1:23:27] } 23. Qxe7+ { [%eval 12.2] [%clk 0:59:27] } 23... Bxe7 { [%eval 11.85] [%clk 1:23:33] } 24. Rd7 { [%eval 12.53] [%clk 0:58:10] } 24... Ke6 { [%eval 13.39] [%clk 1:22:34] } 25. Rxe7+ { [%eval 9.37] [%clk 0:58:39] } 25... Kxe7 { [%eval 10.19] [%clk 1:22:54] } 26. Rd1 { [%eval 9.5] [%clk 0:58:56] } 26... g6 { [%eval 12.43] [%clk 1:22:59] } 27. Kf1 { [%eval 10.7] [%clk 0:58:49] } 27... f5 { [%eval 15.56] [%clk 1:22:37] } 28. exf5 { [%eval 12.34] [%clk 0:58:47] } 28... gxf5 { [%eval 12.95] [%clk 1:23:05] } 29. Nd4 { [%eval 10.67] [%clk 0:58:31] } 29... Nxd4 { [%eval 10.32] [%clk 1:23:17] } 30. Rxd4 { [%eval 12.74] } 30... Rb8 { [%eval 13.16] [%clk 1:23:04] } 31. Rh4 { [%eval 11.89] [%clk 0:59:19] } 31... Rh8 { [%eval 13.16] [%clk 1:23:31] } 32. b7 { [%eval 13.41] [%clk 0:59:04] } 32... Kd7 { [%eval 36.99] [%clk 1:23:19] } 33. Bf4 { [%eval #24] [%clk 0:59:34] } 33... Ke6 { [%eval #27] [%clk 1:22:57] } 34. b8=Q?! { [%eval 38.61] } { Lost forced checkmate sequence. b8=R was best. } { [%clk 0:59:46] } 34... Rxb8 { [%eval 38.33] [%clk 1:23:03] } 35. Bxb8 { [%eval #22] [%clk 1:00:45] } 35... Kf6 { [%eval #19] [%clk 1:23:18] } 36. a4 { [%eval #25] [%clk 1:01:00] } 36... Kg5 { [%eval #13] [%clk 1:23:15] } 37. Rb4?! { [%eval 31.84] } { Lost forced checkmate sequence. Rxh7 was best. } { [%clk 1:01:17] } 37... f4?! { [%eval #15] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 1:23:02] } 38. a5 { [%eval #8] [%clk 1:01:46] } 38... Kf6 { [%eval #8] [%clk 1:23:24] } 39. a6 { [%eval #6] [%clk 1:02:01] } 39... Ke7 { [%eval #7] [%clk 1:24:01] } 40. a7 { [%eval #5] [%clk 1:03:00] } 40... Kd7 { [%eval #5] [%clk 1:24:08] } 41. a8=Q { [%eval #4] [%clk 1:03:27] } 41... Kc8 { [%eval #2] [%clk 1:24:07] } 42. Rb7 { [%eval #1] [%clk 1:03:56] } 42... f3 { [%eval #1] [%clk 1:24:27] } 43. Bf4# 1-0