Event: Round 4: Petzold, Johannes Julius - Rajandu, Aaron
Date: 2025-03-22
White: Petzold, Johannes Julius
WhiteElo: 1889
Black: Rajandu, Aaron
BlackElo: 1869
Result: 0-1
ECO: B15
Opening: Caro-Kann Defense: Tartakower Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:50:18] } 1... c6 { [%eval 0.23] [%clk 1:50:18] } 2. d4 { [%eval 0.25] [%clk 1:50:21] } 2... d5 { [%eval 0.24] [%clk 1:50:23] } 3. Nc3 { [%eval 0.22] [%clk 1:49:09] } 3... dxe4 { [%eval 0.31] [%clk 1:50:18] } 4. Nxe4 { [%eval 0.28] [%clk 1:49:16] } 4... Nf6 { [%eval 0.32] [%clk 1:50:15] } 5. Nxf6+ { [%eval 0.29] [%clk 1:49:20] } 5... exf6 { [%eval 0.22] [%clk 1:50:21] } 6. c3 { [%eval 0.22] [%clk 1:49:26] } 6... Bd6 { [%eval 0.3] [%clk 1:50:20] } 7. Bd3 { [%eval 0.25] [%clk 1:49:31] } 7... O-O { [%eval 0.35] [%clk 1:50:17] } 8. Qc2 { [%eval 0.32] [%clk 1:49:38] } 8... Re8+ { [%eval 0.3] [%clk 1:50:20] } 9. Ne2 { [%eval 0.37] [%clk 1:49:20] } 9... h5 { [%eval 0.31] [%clk 1:50:25] } 10. Be3 { [%eval 0.34] [%clk 1:49:26] } 10... Nd7 { [%eval 0.38] [%clk 1:49:06] } 11. c4 { [%eval 0.33] [%clk 1:49:29] } 11... Nf8 { [%eval 0.34] [%clk 1:48:15] } 12. O-O-O { [%eval 0.36] [%clk 1:49:17] } 12... Be6 { [%eval 0.32] [%clk 1:46:11] } 13. Nc3 { [%eval 0.23] [%clk 1:41:30] } 13... Rc8 { [%eval 0.26] [%clk 1:42:35] } 14. Rhe1?! { [%eval -0.41] } { Inaccuracy. a3 was best. } { [%clk 1:40:54] } 14... Qa5?! { [%eval 0.48] } { Inaccuracy. Bb4 was best. } { [%clk 1:40:10] } 15. Kb1 { [%eval 0.0] [%clk 1:31:26] } 15... b5 { [%eval 0.0] [%clk 1:34:38] } 16. c5 { [%eval -0.01] [%clk 1:30:18] } 16... b4 { [%eval -0.02] [%clk 1:18:34] } 17. cxd6?! { [%eval -1.02] } { Inaccuracy. Na4 was best. } { [%clk 1:26:45] } 17... bxc3 { [%eval -1.16] [%clk 1:18:01] } 18. b3 { [%eval -1.13] [%clk 1:26:21] } 18... Rb8 { [%eval -0.89] [%clk 1:15:17] } 19. Bf1?? { [%eval -4.72] } { Blunder. Bc1 was best. } { [%clk 1:06:42] } 19... Rb7?? { [%eval -1.08] } { Blunder. Bxb3 was best. } { [%clk 1:02:22] } 20. d5 { [%eval -1.11] [%clk 0:59:50] } 20... cxd5 { [%eval -1.11] [%clk 0:56:38] } 21. Bd4 { [%eval -1.03] [%clk 0:58:03] } 21... Rc8?! { [%eval -0.4] } { Inaccuracy. Qa3 was best. } { [%clk 0:49:12] } 22. Re3 { [%eval -0.42] [%clk 0:52:50] } 22... Qa3 { [%eval -0.22] [%clk 0:46:21] } 23. Bxc3?? { [%eval -4.3] } { Blunder. Rxc3 was best. } { [%clk 0:41:06] } 23... d4 { [%eval -4.28] [%clk 0:41:27] } 24. d7? { [%eval -8.59] } { Mistake. Bb2 was best. } { [%clk 0:31:22] } 24... Bxb3 { [%eval -7.78] [%clk 0:35:57] } 25. Qb2 { [%eval -7.79] [%clk 0:29:06] } 25... Bxa2+ { [%eval -7.92] [%clk 0:04:06] } 26. Ka1 { [%eval -7.87] [%clk 0:25:19] } 26... Rxb2? { [%eval -4.21] } { Mistake. Qa4 was best. } { [%clk 0:01:27] } 27. Bxb2 { [%eval -4.07] [%clk 0:23:16] } 27... Qa4 { [%eval -3.99] [%clk 0:01:07] } 28. dxc8=Q { [%eval -4.04] [%clk 0:03:06] } 28... Bc4+ { [%eval -4.03] [%clk 0:01:01] } 29. Ba3 { [%eval -4.67] [%clk 0:03:15] } 29... Qxd1+ { [%eval -4.33] [%clk 0:01:05] } 30. Kb2 { [%eval -4.48] [%clk 0:03:24] } 30... Qd2+ { [%eval -4.28] [%clk 0:00:58] } 31. Kb1 { [%eval -4.55] [%clk 0:03:33] } 31... Qd1+ { [%eval -3.97] [%clk 0:00:51] } 32. Kb2 { [%eval -4.52] [%clk 0:02:06] } 32... Qd2+ { [%eval -4.78] [%clk 0:00:38] } 33. Kb1 { [%eval -4.76] [%clk 0:02:12] } 33... Qa2+ { [%eval -4.74] [%clk 0:00:33] } 34. Kc1 { [%eval -4.57] [%clk 0:02:22] } 34... dxe3 { [%eval -4.55] [%clk 0:00:27] } 35. Qxf8+ { [%eval -4.38] [%clk 0:00:20] } 35... Kh7 { [%eval -4.33] [%clk 0:00:37] } 36. fxe3 { [%eval -4.5] [%clk 0:00:17] } 36... Bxf1 { [%eval -4.21] [%clk 0:00:17] } 37. Qc5 { [%eval -4.27] [%clk 0:00:16] } 37... Bd3 { [%eval -4.26] [%clk 0:00:21] } 38. Qxh5+ { [%eval -4.32] [%clk 0:00:22] } 38... Kg8 { [%eval -4.23] [%clk 0:00:30] } 39. Qc5 { [%eval -4.2] [%clk 0:00:29] } 39... Bg6?? { [%eval 0.0] } { Blunder. Qxg2 was best. } { [%clk 0:00:26] } 40. Qxa7 { [%clk 0:00:17] } 40... Qc2# { [%clk 0:00:34] } 0-1