Event: Round 6: Petrov, Marian - Kalavannan, Koby
Date: 2024-12-03
White: Petrov, Marian
WhiteTitle: GM
WhiteElo: 2437
Black: Kalavannan, Koby
BlackTitle: FM
BlackElo: 2282
Result: 0-1
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:03] } 1... c5 { [%eval 0.25] [%clk 1:30:15] } 2. Nf3 { [%eval 0.21] [%clk 1:30:21] } 2... Nc6 { [%eval 0.25] [%clk 1:30:35] } 3. Bb5 { [%eval 0.28] [%clk 1:30:20] } 3... Nf6 { [%eval 0.24] [%clk 1:30:33] } 4. Nc3 { [%eval 0.29] [%clk 1:29:35] } 4... Qc7 { [%eval 0.39] [%clk 1:30:45] } 5. O-O { [%eval 0.34] [%clk 1:29:36] } 5... Nd4 { [%eval 0.47] [%clk 1:30:55] } 6. Re1 { [%eval 0.39] [%clk 1:29:44] } 6... a6 { [%eval 0.33] [%clk 1:31:06] } 7. Bc4 { [%eval 0.19] [%clk 1:29:33] } 7... d6 { [%eval 0.29] [%clk 1:20:29] } 8. Nd5 { [%eval 0.21] [%clk 1:29:26] } 8... Nxd5 { [%eval 0.29] [%clk 1:20:04] } 9. exd5 { [%eval 0.39] [%clk 1:29:48] } 9... Bg4 { [%eval 0.84] [%clk 1:19:32] } 10. Be2 { [%eval 0.85] [%clk 1:30:10] } 10... Nxe2+ { [%eval 0.82] [%clk 1:14:07] } 11. Qxe2 { [%eval 0.8] [%clk 1:30:33] } 11... g6 { [%eval 0.81] [%clk 1:07:15] } 12. d4 { [%eval 0.78] [%clk 1:29:44] } 12... cxd4 { [%eval 1.16] [%clk 1:00:14] } 13. Bg5 { [%eval 1.28] [%clk 1:29:19] } 13... O-O-O { [%eval 1.21] [%clk 0:56:11] } 14. Qe4 { [%eval 0.73] [%clk 1:18:00] } 14... Bf5?? { [%eval 2.58] } { Blunder. Bxf3 was best. } { [%clk 0:51:08] } 15. Qxd4 { [%eval 2.66] [%clk 1:18:16] } 15... Rg8 { [%eval 2.31] [%clk 0:51:22] } 16. Re3?! { [%eval 1.59] } { Inaccuracy. Be3 was best. } { [%clk 1:08:54] } 16... Bg7 { [%eval 1.81] [%clk 0:45:41] } 17. Qa7 { [%eval 1.48] [%clk 1:07:54] } 17... Rge8?! { [%eval 2.2] } { Inaccuracy. Qb8 was best. } { [%clk 0:35:23] } 18. Nd4?? { [%eval 0.0] } { Blunder. Rb3 was best. } { [%clk 1:04:50] } 18... Qc5 { [%eval -0.02] [%clk 0:31:56] } 19. Qxc5+ { [%eval -0.01] [%clk 0:59:59] } 19... dxc5 { [%eval -0.21] [%clk 0:31:33] } 20. Nxf5 { [%eval -0.17] [%clk 1:00:25] } 20... gxf5 { [%eval -0.15] [%clk 0:32:01] } 21. c4 { [%eval -0.28] [%clk 1:00:21] } 21... Bxb2 { [%eval -0.41] [%clk 0:31:42] } 22. Rae1 { [%eval -0.48] [%clk 1:00:29] } 22... f6 { [%eval -0.47] [%clk 0:31:28] } 23. Bf4?! { [%eval -1.44] } { Inaccuracy. Rb3 was best. } { [%clk 1:00:45] } 23... e5 { [%eval -1.39] [%clk 0:29:43] } 24. dxe6 { [%eval -1.47] [%clk 0:55:31] } 24... Rd4 { [%eval -1.47] [%clk 0:28:51] } 25. g3 { [%eval -1.49] [%clk 0:53:38] } 25... Rxc4 { [%eval -1.31] [%clk 0:28:08] } 26. Bd6 { [%eval -1.81] [%clk 0:53:46] } 26... Rc2?! { [%eval -1.18] } { Inaccuracy. b5 was best. } { [%clk 0:23:36] } 27. Rf3?? { [%eval -3.16] } { Blunder. Kg2 was best. } { [%clk 0:53:50] } 27... Bc3 { [%eval -2.78] [%clk 0:23:14] } 28. Rd1 { [%eval -2.94] [%clk 0:53:00] } 28... Bd4 { [%eval -3.01] [%clk 0:19:27] } 29. e7 { [%eval -3.11] [%clk 0:52:59] } 29... b6 { [%eval -3.03] [%clk 0:11:02] } 30. Rb3?! { [%eval -4.41] } { Inaccuracy. a3 was best. } { [%clk 0:49:22] } 30... Kb7 { [%eval -4.62] [%clk 0:09:03] } 31. Rdb1 { [%eval -4.91] [%clk 0:49:23] } 31... Bxf2+ { [%eval -4.69] [%clk 0:08:14] } 32. Kf1 { [%eval -4.57] [%clk 0:49:38] } 32... c4?! { [%eval -3.07] } { Inaccuracy. b5 was best. } { [%clk 0:08:39] } 33. Rf3 { [%eval -2.87] [%clk 0:49:04] } 33... Bd4 { [%eval -2.74] [%clk 0:09:06] } 34. Rxf5?! { [%eval -3.92] } { Inaccuracy. Rd1 was best. } { [%clk 0:49:14] } 34... Rxh2 { [%eval -3.86] [%clk 0:07:49] } 35. Rb4?! { [%eval -5.03] } { Inaccuracy. Rd1 was best. } { [%clk 0:49:39] } 35... b5 { [%eval -4.9] [%clk 0:05:48] } 36. g4 { [%eval -5.74] [%clk 0:49:35] } 36... Rh1+ { [%eval -5.54] [%clk 0:05:35] } 37. Ke2 { [%eval -6.28] [%clk 0:48:42] } 37... Kc6 { [%eval -6.24] [%clk 0:05:51] } 38. g5 { [%eval -6.22] [%clk 0:48:06] } 38... Kxd6 { [%eval -6.23] [%clk 0:05:57] } 39. gxf6 { [%eval -5.98] [%clk 0:48:28] } 39... Bxf6 { [%clk 0:04:30] } 40. Rxf6+ { [%clk 0:48:52] } 40... Kc5 { [%clk 0:04:54] } 0-1