Event: Round 5: Petersen, Tom - Klenner, Kai
Date: 2024-12-14
White: Petersen, Tom
Black: Klenner, Kai
Result: 1-0
ECO: B49
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:03:03] } 1... c5 { [%eval 0.25] [%clk 0:03:03] } 2. Nf3 { [%eval 0.2] [%clk 0:02:59] } 2... e6 { [%eval 0.28] [%clk 0:03:03] } 3. d4 { [%eval 0.4] [%clk 0:03:00] } 3... cxd4 { [%eval 0.29] [%clk 0:03:03] } 4. Nxd4 { [%eval 0.23] [%clk 0:03:01] } 4... Nc6 { [%eval 0.28] [%clk 0:03:04] } 5. Nc3 { [%eval 0.26] [%clk 0:02:45] } 5... Qc7 { [%eval 0.35] [%clk 0:03:04] } 6. Be3 { [%eval 0.31] [%clk 0:02:44] } 6... a6 { [%eval 0.35] [%clk 0:03:05] } 7. Be2 { [%eval 0.17] [%clk 0:02:37] } 7... Nf6 { [%eval 0.25] [%clk 0:03:05] } 8. f3 { [%eval 0.15] [%clk 0:02:37] } 8... Be7 { [%eval 0.06] [%clk 0:03:04] } 9. Qd2 { [%eval 0.06] [%clk 0:02:38] } 9... b5 { [%eval 0.0] [%clk 0:02:59] } 10. O-O-O { [%eval 0.0] [%clk 0:02:30] } 10... Bb7 { [%eval 0.01] [%clk 0:02:54] } 11. g4 { [%eval -0.11] [%clk 0:02:11] } 11... b4 { [%eval 0.15] [%clk 0:02:44] } 12. Na4 { [%eval 0.22] [%clk 0:02:02] } 12... Qa5? { [%eval 1.41] } { Mistake. Nxd4 was best. } { [%clk 0:02:30] } 13. b3 { [%eval 1.24] [%clk 0:01:53] } 13... Nxd4?! { [%eval 1.85] } { Inaccuracy. d6 was best. } { [%clk 0:02:29] } 14. Qxd4 { [%eval 1.91] [%clk 0:01:47] } 14... Bc6?! { [%eval 2.91] } { Inaccuracy. Qc7 was best. } { [%clk 0:02:00] } 15. Nb2?? { [%eval -1.37] } { Blunder. g5 was best. } { [%clk 0:01:42] } 15... Qxa2?? { [%eval 2.03] } { Blunder. e5 was best. } { [%clk 0:01:46] } 16. g5 { [%eval 1.94] [%clk 0:01:27] } 16... Rc8? { [%eval 3.71] } { Mistake. Nh5 was best. } { [%clk 0:01:31] } 17. gxf6 { [%eval 3.88] [%clk 0:01:21] } 17... Bxf6 { [%eval 3.58] [%clk 0:01:31] } 18. Bc4?? { [%eval -4.68] } { Blunder. e5 was best. } { [%clk 0:01:17] } 18... Bxd4 { [%eval -4.52] [%clk 0:01:24] } 19. Bxd4 { [%eval -4.68] [%clk 0:01:15] } 19... O-O { [%eval -4.75] [%clk 0:01:19] } 20. Rhg1 { [%eval -4.71] [%clk 0:01:15] } 20... a5?? { [%eval #3] } { Checkmate is now unavoidable. g6 was best. } { [%clk 0:00:51] } 21. Rxg7+ { [%eval #2] [%clk 0:01:14] } 21... Kh8 { [%eval #2] [%clk 0:00:45] } 22. Rg3+?? { [%eval -0.5] } { Lost forced checkmate sequence. Rg8+ was best. } { [%clk 0:01:14] } 22... f6 { [%eval -0.59] [%clk 0:00:42] } 23. Rdg1?? { [%eval -4.26] } { Blunder. Nd3 was best. } { [%clk 0:01:03] } 23... e5 { [%eval -4.23] [%clk 0:00:32] } 24. Bc5 { [%eval -4.03] [%clk 0:00:42] } 24... Qa1+ { [%clk 0:00:06] } 25. Kd2 { [%clk 0:00:39] } 25... Qxb2 { [%clk 0:00:06] } 26. Bxf8 { [%clk 0:00:38] } 26... Qc3+ { [%clk 0:00:06] } 27. Kc1 { [%clk 0:00:35] } 27... Qa1+ { [%clk 0:00:05] } 28. Kd2 { [%clk 0:00:36] } 28... Qc3+ { [%clk 0:00:06] } 29. Kd1 { [%clk 0:00:32] } 29... Qa1+ { [%clk 0:00:03] } 30. Ke2 { [%clk 0:00:33] } 30... Rxf8 { [%clk 0:00:03] } 31. Rg8+ { [%clk 0:00:29] } 31... Rxg8 { [%clk 0:00:04] } 32. Rxg8# { [%clk 0:00:29] } 1-0