Event: Round 2: Waltenberger, Udo - Buss, Heiko
Date: 2025-07-08
White: Waltenberger, Udo
WhiteElo: 2012
Black: Buss, Heiko
BlackElo: 1886
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Kingside Fianchetto
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... g6 { [%eval 0.38] [%clk 1:30:38] } 2. g3 { [%eval 0.16] [%clk 1:31:23] } 2... Bg7 { [%eval 0.25] [%clk 1:30:58] } 3. d4 { [%eval 0.21] [%clk 1:31:39] } 3... c5 { [%eval 0.37] [%clk 1:30:44] } 4. c4 { [%eval -0.15] [%clk 1:30:39] } 4... cxd4 { [%eval -0.25] [%clk 1:30:56] } 5. Nxd4 { [%eval -0.08] [%clk 1:31:07] } 5... Nc6 { [%eval -0.16] [%clk 1:27:41] } 6. Nxc6 { [%eval -0.19] [%clk 1:25:24] } 6... bxc6 { [%eval -0.08] [%clk 1:27:18] } 7. Nc3 { [%eval -0.04] [%clk 1:25:02] } 7... Nf6 { [%eval 0.22] [%clk 1:27:28] } 8. Bg2 { [%eval 0.27] [%clk 1:25:28] } 8... O-O { [%eval 0.21] [%clk 1:27:22] } 9. O-O { [%eval 0.16] [%clk 1:25:56] } 9... Qc7 { [%eval 0.58] [%clk 1:19:39] } 10. Bd2 { [%eval 0.27] [%clk 1:19:00] } 10... Rb8 { [%eval 0.29] [%clk 1:18:34] } 11. Qc2 { [%eval -0.07] [%clk 1:14:33] } 11... d6 { [%eval 0.2] [%clk 1:17:10] } 12. Rac1 { [%eval 0.12] [%clk 1:11:27] } 12... Bd7 { [%eval 0.24] [%clk 1:16:37] } 13. b3 { [%eval 0.29] [%clk 1:10:19] } 13... Qc8 { [%eval 0.32] [%clk 1:16:42] } 14. Rfe1 { [%eval 0.11] [%clk 1:06:20] } 14... e6? { [%eval 1.44] } { Mistake. Re8 was best. } { [%clk 1:09:16] } 15. e4 { [%eval 1.05] [%clk 1:05:42] } 15... e5 { [%eval 1.62] [%clk 1:07:58] } 16. Red1?! { [%eval 0.7] } { Inaccuracy. c5 was best. } { [%clk 1:01:28] } 16... Bg4 { [%eval 0.71] [%clk 1:04:44] } 17. f3 { [%eval 0.71] [%clk 1:01:44] } 17... Bh3?! { [%eval 1.69] } { Inaccuracy. Be6 was best. } { [%clk 1:04:25] } 18. Be3 { [%eval 1.65] [%clk 1:01:20] } 18... Bxg2 { [%eval 1.76] [%clk 1:04:25] } 19. Kxg2 { [%eval 1.63] [%clk 1:01:48] } 19... Qc7 { [%eval 2.12] [%clk 1:04:30] } 20. c5 { [%eval 2.21] [%clk 0:55:36] } 20... dxc5 { [%eval 2.19] [%clk 0:54:31] } 21. Na4 { [%eval 2.03] [%clk 0:55:17] } 21... Nd7 { [%eval 2.26] [%clk 0:49:50] } 22. Nxc5 { [%eval 2.23] [%clk 0:55:34] } 22... Nxc5 { [%eval 2.18] [%clk 0:49:52] } 23. Qxc5 { [%eval 2.12] [%clk 0:56:01] } 23... Rfc8 { [%eval 2.11] [%clk 0:47:02] } 24. Qd6?! { [%eval 1.26] } { Inaccuracy. Qxa7 was best. } { [%clk 0:50:33] } 24... Bf8 { [%eval 1.26] [%clk 0:45:17] } 25. Qxc7 { [%eval 1.43] [%clk 0:49:57] } 25... Rxc7 { [%eval 1.35] [%clk 0:45:36] } 26. Rc4 { [%eval 1.32] [%clk 0:49:25] } 26... Rb4?! { [%eval 2.1] } { Inaccuracy. Rbc8 was best. } { [%clk 0:40:39] } 27. Rdc1 { [%eval 1.96] [%clk 0:46:25] } 27... Rxc4 { [%eval 2.04] [%clk 0:40:07] } 28. Rxc4 { [%eval 2.05] [%clk 0:46:54] } 28... f6 { [%eval 2.1] [%clk 0:38:37] } 29. Ra4 { [%eval 1.81] [%clk 0:43:34] } 29... c5 { [%eval 2.05] [%clk 0:36:27] } 30. Rc4 { [%eval 1.68] [%clk 0:43:29] } 30... a5 { [%eval 2.0] [%clk 0:36:45] } 31. Ra4 { [%eval 2.11] [%clk 0:42:28] } 31... Be7 { [%eval 2.47] [%clk 0:35:17] } 32. Bd2?! { [%eval 1.41] } { Inaccuracy. Kf1 was best. } { [%clk 0:40:08] } 32... Kf7? { [%eval 2.69] } { Mistake. Rd7 was best. } { [%clk 0:34:22] } 33. Bxa5? { [%eval 1.41] } { Mistake. Kf2 was best. } { [%clk 0:39:13] } 33... Rd7 { [%eval 1.55] [%clk 0:34:37] } 34. Kf2 { [%eval 1.24] [%clk 0:37:20] } 34... Rd4?? { [%eval 4.45] } { Blunder. Rd1 was best. } { [%clk 0:30:11] } 35. Rc4?? { [%eval 1.7] } { Blunder. Rxd4 was best. } { [%clk 0:31:59] } 35... Ke6?? { [%eval 4.23] } { Blunder. Rd1 was best. } { [%clk 0:26:57] } 36. Ke2 { [%eval 3.54] [%clk 0:31:32] } 36... Kd6?! { [%eval 4.52] } { Inaccuracy. Rxc4 was best. } { [%clk 0:25:24] } 37. Bc3 { [%eval 3.87] [%clk 0:31:15] } 37... Rxc4 { [%eval 3.93] [%clk 0:25:37] } 38. bxc4 { [%eval 3.96] [%clk 0:31:43] } 38... Bd8 { [%eval 4.08] [%clk 0:25:32] } 39. Kd2 { [%eval 3.87] [%clk 0:25:03] } 39... Kc6 { [%eval 3.91] [%clk 0:25:38] } 40. Kc2 { [%eval 3.33] [%clk 0:25:06] } 40... Kb6 { [%eval 3.96] [%clk 0:25:39] } 41. f4 { [%eval 3.44] [%clk 0:23:59] } 41... Bc7 { [%eval 3.42] [%clk 0:25:57] } 42. fxe5 { [%eval 3.24] [%clk 0:23:53] } 42... Bxe5 { [%eval 3.23] [%clk 0:23:57] } 43. h4?? { [%eval 0.0] } { Blunder. Be1 was best. } { [%clk 0:19:14] } 43... h5?? { [%eval 3.38] } { Blunder. Bxc3 was best. } { [%clk 0:22:45] } 44. Be1 { [%eval 2.98] [%clk 0:17:47] } 44... Bd4?! { [%eval 4.07] } { Inaccuracy. g5 was best. } { [%clk 0:20:06] } 45. Kd3 { [%eval 3.97] [%clk 0:17:49] } 45... Kc6 { [%eval 3.6] [%clk 0:19:49] } 46. Bd2 { [%eval 3.09] [%clk 0:16:11] } 46... Be5 { [%eval 2.85] [%clk 0:19:11] } 47. Bf4?? { [%eval 0.13] } { Blunder. Be1 was best. } { [%clk 0:15:49] } 47... Bd4?? { [%eval 3.38] } { Blunder. Kc7 was best. } { [%clk 0:19:29] } 48. Ke2 { [%eval 3.15] [%clk 0:14:41] } 48... Kb6 { [%eval 3.96] [%clk 0:16:30] } 49. Be3?? { [%eval -0.02] } { Blunder. Bd2 was best. } { [%clk 0:13:07] } 49... Be5?? { [%eval 3.44] } { Blunder. Bxe3 was best. } { [%clk 0:16:08] } 50. Kf3 { [%eval 2.84] [%clk 0:13:33] } 50... Bd6? { [%eval 4.63] } { Mistake. Bc3 was best. } { [%clk 0:15:52] } 51. Bf4 { [%eval 4.72] [%clk 0:09:43] } 51... Be5 { [%eval 4.5] [%clk 0:13:06] } 52. Be3? { [%eval 2.71] } { Mistake. Bd2 was best. } { [%clk 0:04:35] } 52... Bd6? { [%eval 4.95] } { Mistake. Bc3 was best. } { [%clk 0:13:02] } 53. Bd2 { [%eval 4.78] [%clk 0:03:50] } 53... Be5 { [%eval 5.31] [%clk 0:13:08] } 54. g4 { [%eval 5.34] [%clk 0:03:56] } 54... Kc6 { [%eval 5.16] [%clk 0:11:53] } 55. g5 { [%eval 4.94] [%clk 0:03:04] } 55... Kb6 { [%eval 5.64] [%clk 0:10:21] } 56. gxf6 { [%eval 5.11] [%clk 0:02:29] } 56... Bxf6 { [%eval 5.16] [%clk 0:10:49] } 57. Bg5 { [%eval 4.5] [%clk 0:02:21] } 57... Bc3?! { [%eval 5.87] } { Inaccuracy. Be5 was best. } { [%clk 0:10:47] } 58. Kf4 { [%eval 5.6] [%clk 0:01:33] } 58... Kc6 { [%eval 5.69] [%clk 0:09:10] } 59. Be7 { [%eval 5.32] [%clk 0:29:25] } 59... Bd2+ { [%eval 6.78] [%clk 0:39:06] } 60. Ke5 { [%eval 6.47] [%clk 0:29:02] } 60... Be1 { [%eval 7.9] [%clk 0:39:19] } 61. Ke6 { [%eval 8.66] [%clk 0:29:15] } 61... Bd2 { [%eval 8.33] [%clk 0:39:30] } 62. e5 { [%eval 7.85] [%clk 0:24:49] } 62... g5 { [%eval 9.17] [%clk 0:38:02] } 63. Bxg5 { [%eval 8.46] [%clk 0:25:01] } 63... Bxg5? { [%eval #12] } { Checkmate is now unavoidable. Bc3 was best. } { [%clk 0:38:27] } 64. hxg5 { [%eval #11] [%clk 0:25:20] } 64... h4 { [%eval #11] [%clk 0:38:56] } 65. g6 { [%eval #10] [%clk 0:25:41] } 65... h3 { [%eval #9] [%clk 0:39:25] } 66. g7 { [%eval #8] [%clk 0:26:05] } 66... h2 { [%eval #8] [%clk 0:39:17] } 67. g8=Q { [%eval #7] [%clk 0:26:00] } 67... h1=Q { [%eval #7] [%clk 0:39:15] } 68. Qa8+ { [%eval #6] [%clk 0:25:48] } 1-0