Event: Round 4: Hartmut Zieher - Michail Petermann
Date: 2024-01-27
White: Hartmut Zieher
Black: Michail Petermann
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Closed
Variant: Standard

1. e4 { [%eval 0.2] [%clk 1:30:58] } 1... c5 { [%eval 0.33] [%clk 1:30:43] } 2. Nc3 { [%eval 0.24] [%clk 1:31:19] } 2... a6 { [%eval 0.16] [%clk 1:29:48] } 3. g3 { [%eval 0.17] [%clk 1:30:25] } 3... b5 { [%eval 0.31] [%clk 1:29:49] } 4. Bg2 { [%eval 0.18] [%clk 1:30:49] } 4... Bb7 { [%eval 0.02] [%clk 1:30:15] } 5. Nge2 { [%eval 0.16] [%clk 1:27:34] } 5... e6 { [%eval 0.32] [%clk 1:28:59] } 6. O-O { [%eval 0.11] [%clk 1:27:19] } 6... Nf6 { [%eval 0.1] [%clk 1:26:05] } 7. d3 { [%eval 0.0] [%clk 1:24:03] } 7... b4?! { [%eval 0.57] } { Inaccuracy. d6 was best. } { [%clk 1:12:51] } 8. Na4 { [%eval 0.44] [%clk 1:23:40] } 8... Qc7 { [%eval 0.69] [%clk 1:06:04] } 9. b3?! { [%eval 0.09] } { Inaccuracy. a3 was best. } { [%clk 1:17:18] } 9... Be7 { [%eval 0.16] [%clk 1:05:30] } 10. Bb2 { [%eval -0.05] [%clk 1:16:53] } 10... O-O { [%eval 0.12] [%clk 1:04:19] } 11. c3 { [%eval -0.01] [%clk 1:09:37] } 11... bxc3 { [%eval 0.26] [%clk 0:51:22] } 12. Naxc3 { [%eval 0.31] [%clk 1:05:03] } 12... d6 { [%eval 0.33] [%clk 0:44:05] } 13. Qd2 { [%eval 0.22] [%clk 1:02:42] } 13... Nbd7 { [%eval 0.17] [%clk 0:41:36] } 14. Rac1 { [%eval 0.07] [%clk 1:02:10] } 14... Rac8 { [%eval 0.48] [%clk 0:41:50] } 15. d4 { [%eval 0.37] [%clk 0:57:16] } 15... Qb8?! { [%eval 0.99] } { Inaccuracy. Rfe8 was best. } { [%clk 0:41:05] } 16. h3? { [%eval -0.34] } { Mistake. d5 was best. } { [%clk 0:44:44] } 16... Rfd8? { [%eval 1.14] } { Mistake. cxd4 was best. } { [%clk 0:33:10] } 17. Qe3? { [%eval -0.34] } { Mistake. d5 was best. } { [%clk 0:43:44] } 17... Qa8?! { [%eval 0.46] } { Inaccuracy. cxd4 was best. } { [%clk 0:31:53] } 18. Kh2?! { [%eval -0.51] } { Inaccuracy. d5 was best. } { [%clk 0:35:36] } 18... cxd4 { [%eval -0.38] [%clk 0:28:56] } 19. Nxd4 { [%eval -0.39] [%clk 0:34:39] } 19... Nc5 { [%eval -0.41] [%clk 0:28:27] } 20. Rfe1 { [%eval -0.32] [%clk 0:33:27] } 20... Bf8 { [%eval -0.12] [%clk 0:26:17] } 21. f3 { [%eval -0.57] [%clk 0:30:32] } 21... g6 { [%eval -0.57] [%clk 0:21:07] } 22. Rc2 { [%eval -0.69] [%clk 0:25:17] } 22... Bg7 { [%eval -0.28] [%clk 0:20:12] } 23. Rd2 { [%eval -0.22] [%clk 0:24:05] } 23... h5 { [%eval -0.35] [%clk 0:13:58] } 24. Kg1 { [%eval -0.81] [%clk 0:20:53] } 24... Kh7 { [%eval -0.53] [%clk 0:11:56] } 25. g4 { [%eval -1.01] [%clk 0:20:52] } 25... e5 { [%eval -0.99] [%clk 0:11:21] } 26. Nde2 { [%eval -1.14] [%clk 0:20:07] } 26... Ne6 { [%eval -1.22] [%clk 0:11:15] } 27. g5 { [%eval -1.5] [%clk 0:17:37] } 27... Ng8?? { [%eval 0.22] } { Blunder. d5 was best. } { [%clk 0:08:07] } 28. h4 { [%eval -0.3] [%clk 0:17:28] } 28... f6?? { [%eval 1.83] } { Blunder. Ne7 was best. } { [%clk 0:07:09] } 29. Bh3 { [%eval 1.85] [%clk 0:17:29] } 29... Re8 { [%eval 1.85] [%clk 0:06:57] } 30. Rxd6 { [%eval 1.92] [%clk 0:17:35] } 30... Rc6 { [%eval 1.88] [%clk 0:07:11] } 31. Rxc6 { [%eval 1.54] [%clk 0:14:16] } 31... Bxc6 { [%eval 1.63] [%clk 0:07:36] } 32. Rd1 { [%eval 1.51] [%clk 0:13:28] } 32... fxg5 { [%eval 1.7] [%clk 0:07:18] } 33. hxg5 { [%eval 1.46] [%clk 0:12:06] } 33... Nd4 { [%eval 1.44] [%clk 0:05:34] } 34. Nd5?? { [%eval -0.25] } { Blunder. Nxd4 was best. } { [%clk 0:08:29] } 34... Bxd5 { [%eval -0.16] [%clk 0:04:46] } 35. exd5 { [%eval -0.21] [%clk 0:08:30] } 35... Ne7 { [%eval -0.23] [%clk 0:02:49] } 36. d6 { [%eval -0.25] [%clk 0:02:09] } 36... Nd5 { [%eval 0.0] [%clk 0:02:48] } 37. Qe4 { [%eval 0.0] [%clk 0:01:05] } 37... Nxe2+ { [%eval 0.0] [%clk 0:03:07] } 38. Qxe2 { [%eval 0.0] [%clk 0:01:28] } 38... Nf4 { [%eval -0.04] [%clk 0:03:33] } 39. Qf1 { [%eval 0.0] [%clk 0:01:47] } 39... e4 { [%eval 0.0] [%clk 0:00:38] } 40. Bxg7?? { [%eval -3.8] } { Blunder. d7 was best. } { [%clk 0:01:24] } 40... e3 { [%eval -3.08] [%clk 0:00:36] } 41. Bg2? { [%eval -5.15] } { Mistake. d7 was best. } { [%clk 0:06:21] } 41... e2 { [%eval -5.19] [%clk 0:14:29] } 42. Qe1 { [%eval -5.17] [%clk 0:06:36] } 42... exd1=Q { [%eval -5.12] [%clk 0:14:00] } 43. Qxd1 { [%eval -5.03] [%clk 0:06:58] } 43... Qa7+ { [%eval -5.02] [%clk 0:14:14] } 44. Kh1?? { [%eval #-7] } { Checkmate is now unavoidable. Bd4 was best. } { [%clk 0:06:17] } 44... Qxg7?? { [%eval -5.6] } { Lost forced checkmate sequence. Qf2 was best. } { [%clk 0:13:54] } 0-1