Event: Round 2: Van Gisbergen, Stan - Mainka, Alwin
Date: 2024-10-12
White: Van Gisbergen, Stan
WhiteTitle: FM
WhiteElo: 2260
Black: Mainka, Alwin
BlackElo: 2167
Result: 1-0
ECO: D85
Opening: Grünfeld Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.17] [%clk 1:30:42] } 2. c4 { [%eval 0.17] [%clk 1:31:21] } 2... g6 { [%eval 0.25] [%clk 1:31:05] } 3. Nc3 { [%eval 0.21] [%clk 1:31:43] } 3... d5 { [%eval 0.28] [%clk 1:31:29] } 4. cxd5 { [%eval 0.23] [%clk 1:31:57] } 4... Nxd5 { [%eval 0.17] [%clk 1:31:48] } 5. e4 { [%eval 0.19] [%clk 1:32:18] } 5... Nxc3 { [%eval 0.18] [%clk 1:32:11] } 6. bxc3 { [%eval 0.17] [%clk 1:32:42] } 6... Bg7 { [%eval 0.2] [%clk 1:32:34] } 7. Qa4+ { [%eval 0.1] [%clk 1:32:52] } 7... Nd7 { [%eval 0.1] [%clk 1:26:18] } 8. Nf3 { [%eval 0.16] [%clk 1:33:02] } 8... O-O { [%eval 0.17] [%clk 1:25:48] } 9. Be2 { [%eval 0.16] [%clk 1:32:56] } 9... c5 { [%eval 0.21] [%clk 1:23:07] } 10. O-O { [%eval 0.24] [%clk 1:32:00] } 10... Qc7 { [%eval 0.37] [%clk 1:20:35] } 11. Bg5 { [%eval 0.26] [%clk 1:26:18] } 11... h6 { [%eval 0.24] [%clk 1:13:03] } 12. Bh4 { [%eval 0.19] [%clk 1:18:06] } 12... Nf6 { [%eval 0.23] [%clk 1:00:11] } 13. Bd3 { [%eval -0.26] [%clk 0:58:48] } 13... Nh5 { [%eval -0.28] [%clk 0:57:43] } 14. Rfe1 { [%eval -0.19] [%clk 0:46:56] } 14... Bd7 { [%eval 0.05] [%clk 0:55:51] } 15. Qa3? { [%eval -1.34] } { Mistake. Qd1 was best. } { [%clk 0:45:18] } 15... Bg4? { [%eval -0.05] } { Mistake. g5 was best. } { [%clk 0:55:16] } 16. e5 { [%eval -0.05] [%clk 0:40:44] } 16... Bxf3 { [%eval -0.04] [%clk 0:51:36] } 17. gxf3 { [%eval -0.12] [%clk 0:38:40] } 17... Rfd8 { [%eval -0.18] [%clk 0:48:21] } 18. Rac1 { [%eval -0.19] [%clk 0:34:27] } 18... b6 { [%eval 0.15] [%clk 0:45:14] } 19. Bg3 { [%eval 0.18] [%clk 0:33:25] } 19... e6 { [%eval 0.16] [%clk 0:44:17] } 20. Be4 { [%eval 0.01] [%clk 0:32:47] } 20... Rac8 { [%eval 0.1] [%clk 0:44:38] } 21. Rcd1 { [%eval 0.08] [%clk 0:32:22] } 21... a5 { [%eval 0.3] [%clk 0:40:51] } 22. f4 { [%eval 0.0] [%clk 0:31:40] } 22... cxd4 { [%eval 0.0] [%clk 0:39:28] } 23. cxd4 { [%eval 0.0] [%clk 0:31:51] } 23... Bf8 { [%eval 0.0] [%clk 0:39:52] } 24. Qf3 { [%eval 0.0] [%clk 0:30:31] } 24... Bb4 { [%eval 0.2] [%clk 0:39:40] } 25. Re3 { [%eval 0.28] [%clk 0:28:44] } 25... Be7?! { [%eval 1.25] } { Inaccuracy. Ng7 was best. } { [%clk 0:37:57] } 26. d5?! { [%eval 0.16] } { Inaccuracy. f5 was best. } { [%clk 0:26:30] } 26... exd5 { [%eval 0.2] [%clk 0:37:43] } 27. Bxd5 { [%eval 0.14] [%clk 0:26:47] } 27... Qc2 { [%eval 0.2] [%clk 0:35:14] } 28. Red3 { [%eval 0.15] [%clk 0:26:12] } 28... Ng7 { [%eval 0.2] [%clk 0:34:35] } 29. Bb3 { [%eval 0.0] [%clk 0:20:54] } 29... Rxd3 { [%eval 0.0] [%clk 0:31:39] } 30. Rxd3 { [%eval 0.0] [%clk 0:21:08] } 30... Qc5 { [%eval 0.04] [%clk 0:30:36] } 31. Qg4 { [%eval -0.29] [%clk 0:16:18] } 31... Kf8 { [%eval -0.01] [%clk 0:25:43] } 32. Bh4 { [%eval 0.0] [%clk 0:16:16] } 32... Nf5 { [%eval 0.0] [%clk 0:25:31] } 33. Bxe7+ { [%eval -0.01] [%clk 0:13:36] } 33... Qxe7 { [%eval 0.0] [%clk 0:25:37] } 34. Qd1 { [%eval 0.0] [%clk 0:13:07] } 34... Rc7 { [%eval 0.0] [%clk 0:25:15] } 35. Rd8+ { [%eval 0.0] [%clk 0:12:28] } 35... Kg7 { [%eval 0.0] [%clk 0:25:18] } 36. e6 { [%eval 0.0] [%clk 0:10:41] } 36... f6?? { [%eval 5.25] } { Blunder. fxe6 was best. } { [%clk 0:19:46] } 37. Rd7 { [%eval 5.19] [%clk 0:08:22] } 37... Rxd7 { [%eval 5.98] [%clk 0:20:07] } 38. exd7 { [%eval 5.54] [%clk 0:08:33] } 38... Nd6 { [%eval 5.73] [%clk 0:18:57] } 39. Qd5 { [%eval 5.65] [%clk 0:07:46] } 39... Qf8 { [%eval 5.31] [%clk 0:19:17] } 40. a4 { [%eval 5.5] [%clk 0:02:32] } 40... h5 { [%eval 5.23] [%clk 0:17:23] } 41. Qe6 { [%eval 5.16] [%clk 0:28:02] } 41... Nb7 { [%eval 5.8] [%clk 0:42:52] } 42. Qxb6 { [%eval 6.56] [%clk 0:27:12] } 42... Nd8 { [%eval 6.46] [%clk 0:43:10] } 43. Qxa5 { [%eval 6.29] [%clk 0:26:30] } 43... Qe7 { [%eval 6.89] [%clk 0:42:31] } 44. Qd5 { [%eval 6.69] [%clk 0:26:20] } 44... Kh6 { [%eval 6.68] [%clk 0:42:55] } 45. a5 { [%eval 7.09] [%clk 0:24:16] } 45... h4 { [%eval 7.58] [%clk 0:42:46] } 46. h3 { [%eval 7.28] [%clk 0:24:08] } 46... Qa3 { [%eval 9.36] [%clk 0:41:33] } 47. Qg8 { [%eval 8.74] [%clk 0:20:05] } 47... Qc1+ { [%eval 9.52] [%clk 0:41:51] } 48. Kg2 { [%eval 9.56] [%clk 0:19:36] } 48... Qxf4 { [%eval 8.97] [%clk 0:41:45] } 49. Qd5 { [%eval 6.45] [%clk 0:10:54] } 49... f5 { [%eval 7.83] [%clk 0:39:45] } 50. a6 { [%eval 7.1] [%clk 0:09:03] } 50... Qc7 { [%eval 6.69] [%clk 0:39:31] } 51. Bd1 { [%eval 6.33] [%clk 0:07:29] } 51... Qa7?? { [%eval #14] } { Checkmate is now unavoidable. Qb6 was best. } { [%clk 0:37:23] } 52. Qd6 { [%eval #12] [%clk 0:06:35] } 52... Qa8+ { [%eval #10] [%clk 0:36:41] } 53. Bf3 { [%eval #11] [%clk 0:06:53] } 53... Qa7 { [%eval #9] [%clk 0:37:06] } 54. Qf8+ { [%eval #8] [%clk 0:07:02] } 1-0