Event: Round 5: Ronner, Micha - Chang, David
Date: 2024-05-12
White: Ronner, Micha
WhiteElo: 1793
Black: Chang, David
BlackElo: 1864
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard

1. e4 { [%eval 0.14] [%clk 1:50:11] } 1... c5 { [%eval 0.25] [%clk 1:49:47] } 2. Nf3 { [%eval 0.25] [%clk 1:49:48] } 2... Nc6 { [%eval 0.45] [%clk 1:48:16] } 3. d4 { [%eval 0.31] [%clk 1:47:41] } 3... cxd4 { [%eval 0.23] [%clk 1:47:57] } 4. Nxd4 { [%eval 0.3] [%clk 1:47:16] } 4... Nf6 { [%eval 0.36] [%clk 1:47:40] } 5. Nc3 { [%eval 0.22] [%clk 1:45:38] } 5... e5 { [%eval 0.32] [%clk 1:39:40] } 6. Ndb5 { [%eval 0.34] [%clk 1:41:49] } 6... d6 { [%eval 0.25] [%clk 1:39:43] } 7. Bg5 { [%eval 0.39] [%clk 1:37:48] } 7... a6 { [%eval 0.44] [%clk 1:39:33] } 8. Na3 { [%eval 0.32] [%clk 1:33:08] } 8... b5 { [%eval 0.44] [%clk 1:39:18] } 9. Nd5 { [%eval 0.35] [%clk 1:30:53] } 9... Be7 { [%eval 0.37] [%clk 1:38:38] } 10. Bxf6 { [%eval 0.37] [%clk 1:28:17] } 10... Bxf6 { [%eval 0.4] [%clk 1:38:40] } 11. c3 { [%eval 0.39] [%clk 1:25:33] } 11... O-O { [%eval 0.39] [%clk 1:37:00] } 12. Nc2 { [%eval 0.34] [%clk 1:20:13] } 12... Rb8 { [%eval 0.38] [%clk 1:34:37] } 13. Be2 { [%eval 0.1] [%clk 1:04:56] } 13... Bg5 { [%eval 0.1] [%clk 1:32:59] } 14. Bg4 { [%eval -0.01] [%clk 0:54:41] } 14... Bb7 { [%eval -0.06] [%clk 1:29:29] } 15. Qd3 { [%eval -0.18] [%clk 0:47:52] } 15... Ne7 { [%eval -0.07] [%clk 1:24:31] } 16. Nxe7+ { [%eval -0.1] [%clk 0:39:06] } 16... Qxe7 { [%eval -0.1] [%clk 1:24:29] } 17. Nb4 { [%eval -0.29] [%clk 0:37:50] } 17... f5?! { [%eval 0.32] } { Inaccuracy. d5 was best. } { [%clk 1:15:48] } 18. Bf3?? { [%eval -1.86] } { Blunder. Bxf5 was best. } { [%clk 0:26:29] } 18... Kh8?? { [%eval 0.01] } { Blunder. Qf7 was best. } { [%clk 1:14:37] } 19. Nd5 { [%eval 0.0] [%clk 0:22:25] } 19... Qf7 { [%eval 0.0] [%clk 1:14:25] } 20. Rd1 { [%eval 0.0] [%clk 0:17:45] } 20... g6 { [%eval 0.06] [%clk 1:12:32] } 21. O-O { [%eval -0.03] [%clk 0:15:57] } 21... Ba8 { [%eval 0.0] [%clk 1:12:11] } 22. a3 { [%eval 0.0] [%clk 0:13:18] } 22... a5 { [%eval 0.03] [%clk 1:11:40] } 23. Qe2 { [%eval 0.0] [%clk 0:09:13] } 23... Bd8 { [%eval 0.29] [%clk 1:08:47] } 24. Rd3 { [%eval 0.0] [%clk 0:08:28] } 24... Bb6? { [%eval 1.3] } { Mistake. Bg5 was best. } 25. Rfd1? { [%eval -0.26] } { Mistake. Nxb6 was best. } { [%clk 0:05:58] } 25... Ba7 { [%eval -0.19] [%clk 1:05:33] } 26. R3d2 { [%eval -0.58] [%clk 0:04:58] } 26... Bc5?! { [%eval 0.3] } { Inaccuracy. Qg7 was best. } { [%clk 1:04:09] } 27. Qd3? { [%eval -1.03] } { Mistake. exf5 was best. } { [%clk 0:03:52] } 27... a4 { [%eval -0.92] [%clk 1:02:46] } 28. c4? { [%eval -2.26] } { Mistake. Re2 was best. } { [%clk 0:02:14] } 28... Bc6 { [%eval -1.81] [%clk 1:00:21] } 29. Nc3 { [%eval -2.12] [%clk 0:01:21] } 29... bxc4 { [%eval -2.0] [%clk 0:59:47] } 30. Qc2?! { [%eval -2.83] } { Inaccuracy. Qe2 was best. } { [%clk 0:01:02] } 30... Rb3 { [%eval -3.07] [%clk 0:58:16] } 31. Nd5 { [%eval -3.42] [%clk 0:00:34] } 31... Bxd5 { [%eval -3.45] [%clk 0:58:05] } 32. Rxd5 { [%eval -3.53] [%clk 0:00:34] } 32... fxe4 { [%eval -3.4] [%clk 0:58:09] } 33. Qxe4 { [%eval -3.49] [%clk 0:00:30] } 33... Rxb2 { [%eval -3.5] [%clk 0:52:22] } 34. Qxc4 { [%eval -3.49] [%clk 0:00:38] } 34... Qa7 { [%eval -3.38] [%clk 0:49:58] } 35. R5d2 { [%eval -3.63] [%clk 0:00:15] } 35... Bxf2+ { [%eval -3.41] [%clk 0:48:55] } 36. Kf1 { [%eval -3.93] [%clk 0:00:13] } 36... Rxd2 { [%eval -3.92] [%clk 0:48:17] } 37. Rxd2 { [%eval -3.87] [%clk 0:00:21] } 37... Bc5 { [%eval -3.86] [%clk 0:47:53] } 38. Qc3 { [%eval -4.33] [%clk 0:00:15] } 38... Qg7 { [%eval -3.88] [%clk 0:47:27] } 39. Re2 { [%eval -4.05] [%clk 0:00:15] } 39... Qf6 { [%eval -4.04] [%clk 0:46:11] } 40. Re4 { [%eval -4.75] [%clk 0:00:13] } 40... Bd4 { [%eval -4.66] [%clk 0:44:24] } 41. Qb4 { [%eval -4.93] [%clk 0:00:14] } 41... d5 { [%eval -4.92] [%clk 0:44:19] } 42. Re1?! { [%eval -6.78] } { Inaccuracy. Rxd4 was best. } { [%clk 0:00:16] } 42... e4 { [%eval -6.46] [%clk 0:44:11] } 0-1