Event: Round 5: Roth, Heinz-Georg - Waltenberger, Udo
Date: 2025-07-11
White: Roth, Heinz-Georg
WhiteElo: 1808
Black: Waltenberger, Udo
BlackElo: 2012
Result: 0-1
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Smith-Morra Declined
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:57] } 2. c3 { [%eval 0.0] [%clk 1:31:11] } 2... Nf6 { [%eval 0.02] [%clk 1:31:17] } 3. e5 { [%eval 0.07] [%clk 1:30:35] } 3... Nd5 { [%eval 0.1] [%clk 1:31:45] } 4. d4 { [%eval 0.0] [%clk 1:30:21] } 4... cxd4 { [%eval 0.0] [%clk 1:32:13] } 5. cxd4 { [%eval 0.0] [%clk 1:30:37] } 5... e6 { [%eval 0.13] [%clk 1:32:41] } 6. Nc3 { [%eval 0.06] [%clk 1:29:29] } 6... Nxc3 { [%eval 0.45] [%clk 1:32:50] } 7. bxc3 { [%eval 0.4] [%clk 1:29:45] } 7... Qc7 { [%eval 0.32] [%clk 1:33:16] } 8. Bb2 { [%eval -0.04] [%clk 1:26:13] } 8... d6?! { [%eval 0.63] } { Inaccuracy. Ba3 was best. } { [%clk 1:31:58] } 9. Nf3?! { [%eval -0.14] } { Inaccuracy. f4 was best. } { [%clk 1:24:15] } 9... Nd7 { [%eval -0.03] [%clk 1:30:43] } 10. Bb5 { [%eval -0.03] [%clk 1:19:54] } 10... a6 { [%eval -0.11] [%clk 1:30:40] } 11. Ba4 { [%eval -0.48] [%clk 1:19:59] } 11... b5 { [%eval -0.62] [%clk 1:30:29] } 12. Bc2 { [%eval -0.72] [%clk 1:20:14] } 12... dxe5 { [%eval -0.88] [%clk 1:29:54] } 13. O-O { [%eval -0.85] [%clk 1:17:35] } 13... g6?! { [%eval -0.21] } { Inaccuracy. Be7 was best. } { [%clk 1:28:50] } 14. Ng5? { [%eval -1.34] } { Mistake. a4 was best. } { [%clk 1:14:51] } 14... Bg7? { [%eval 0.06] } { Mistake. Be7 was best. } { [%clk 1:27:29] } 15. Nxf7?? { [%eval -2.56] } { Blunder. Ba3 was best. } { [%clk 1:07:03] } 15... O-O?? { [%eval 1.2] } { Blunder. Kxf7 was best. } { [%clk 1:27:27] } 16. Ng5 { [%eval 1.2] [%clk 1:04:38] } 16... Nb6?! { [%eval 2.27] } { Inaccuracy. Nf6 was best. } { [%clk 1:23:56] } 17. Bb3?? { [%eval -0.21] } { Blunder. Nxh7 was best. } { [%clk 0:54:55] } 17... Nc4 { [%eval -0.22] [%clk 1:23:40] } 18. Bc1 { [%eval -0.26] [%clk 0:52:58] } 18... Qc6?! { [%eval 0.4] } { Inaccuracy. h6 was best. } { [%clk 1:19:40] } 19. Bc2 { [%eval 0.49] [%clk 0:47:37] } 19... Nd6?! { [%eval 1.59] } { Inaccuracy. Ra7 was best. } { [%clk 1:14:50] } 20. Qd3? { [%eval 0.43] } { Mistake. Nxh7 was best. } { [%clk 0:44:55] } 20... Ra7?! { [%eval 1.34] } { Inaccuracy. exd4 was best. } { [%clk 1:01:32] } 21. Nxh7 { [%eval 1.52] [%clk 0:42:01] } 21... e4?! { [%eval 2.39] } { Inaccuracy. Rf5 was best. } { [%clk 1:00:31] } 22. Qg3?? { [%eval -2.47] } { Blunder. Qh3 was best. } { [%clk 0:38:41] } 22... Kxh7 { [%eval -2.46] [%clk 0:59:44] } 23. Ba3 { [%eval -2.48] [%clk 0:35:39] } 23... e5? { [%eval -1.01] } { Mistake. Rd7 was best. } { [%clk 0:55:03] } 24. dxe5 { [%eval -0.91] [%clk 0:32:37] } 24... Nf5 { [%eval -1.0] [%clk 0:55:11] } 25. Qh3+ { [%eval -0.96] [%clk 0:31:03] } 25... Nh6 { [%eval -1.02] [%clk 0:55:38] } 26. Qe3 { [%eval -0.95] [%clk 0:27:54] } 26... Rff7 { [%eval -0.89] [%clk 0:52:42] } 27. Bxe4 { [%eval -0.92] [%clk 0:23:42] } 27... Qe6 { [%eval -1.06] [%clk 0:51:03] } 28. Rfd1? { [%eval -2.72] } { Mistake. f4 was best. } { [%clk 0:22:02] } 28... Rad7? { [%eval -1.27] } { Mistake. Bxe5 was best. } { [%clk 0:51:04] } 29. Bd6 { [%eval -0.88] [%clk 0:21:09] } 29... Bxe5?? { [%eval 3.85] } { Blunder. Bb7 was best. } { [%clk 0:45:32] } 30. Bxe5 { [%eval 3.83] [%clk 0:17:11] } 30... Qxa2?! { [%eval 5.6] } { Inaccuracy. Bb7 was best. } { [%clk 0:37:33] } 31. c4 { [%eval 5.26] [%clk 0:12:28] } 31... Qxc4 { [%eval 5.84] [%clk 0:35:53] } 32. Rxd7?! { [%eval 3.76] } { Inaccuracy. Rdc1 was best. } { [%clk 0:10:39] } 32... Bxd7 { [%eval 4.43] [%clk 0:35:32] } 33. Rd1 { [%eval 4.45] [%clk 0:09:40] } 33... Bf5? { [%eval 7.93] } { Mistake. Qc8 was best. } { [%clk 0:30:54] } 34. f3?? { [%eval 0.09] } { Blunder. Rd8 was best. } { [%clk 0:08:05] } 34... Ng4?? { [%eval #17] } { Checkmate is now unavoidable. Bxe4 was best. } { [%clk 0:28:01] } 35. Qd4?? { [%eval -0.05] } { Lost forced checkmate sequence. fxg4 was best. } { [%clk 0:06:24] } 35... Nxe5 { [%eval 0.0] [%clk 0:25:44] } 36. Qxe5 { [%eval 0.0] [%clk 0:06:20] } 36... Bxe4 { [%eval 0.0] [%clk 0:25:05] } 37. fxe4 { [%eval 0.0] [%clk 0:05:52] } 37... Qc7 { [%eval 0.0] [%clk 0:21:13] } 38. Qd4 { [%eval 0.0] [%clk 0:04:02] } 38... Qa7 { [%eval 0.0] [%clk 0:21:17] } 39. Qxa7 { [%eval 0.0] [%clk 0:04:03] } 39... Rxa7 { [%eval 0.0] [%clk 0:21:45] } 40. Kf2 { [%eval 0.0] [%clk 0:04:02] } 40... Kg7 { [%eval 0.0] [%clk 0:22:00] } 41. Ke3 { [%eval -0.03] [%clk 0:03:42] } 41... Kf7 { [%eval 0.06] [%clk 0:22:29] } 42. Rd6 { [%eval 0.0] [%clk 0:03:00] } 42... a5 { [%eval 0.0] [%clk 0:21:27] } 43. Kd4 { [%eval 0.0] [%clk 0:25:05] } 43... a4 { [%eval 0.0] [%clk 0:48:37] } 44. Kc5 { [%eval 0.0] [%clk 0:24:33] } 44... a3 { [%eval 0.0] [%clk 0:46:28] } 45. Kxb5?? { [%eval -8.93] } { Blunder. Rd1 was best. } { [%clk 0:24:42] } 45... a2 { [%eval -8.12] [%clk 0:46:43] } 46. Rd1 { [%eval -6.05] [%clk 0:23:23] } 0-1