Event: Heusenstamm Sparkassen Open 2021
Date: 2021-11-19
White: Klundt, Klaus
Black: Calvi, Stefan
Result: 1/2-1/2
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard

1. e4 { [%eval 0.23] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. Nf3 { [%eval 0.0] [%clk 1:31:20] } 2... Nc6 { [%eval 0.45] [%clk 1:31:19] } 3. d4 { [%eval 0.16] [%clk 1:31:40] } 3... cxd4 { [%eval 0.26] [%clk 1:31:44] } 4. Nxd4 { [%eval 0.29] [%clk 1:32:07] } 4... Nf6 { [%eval 0.36] [%clk 1:32:04] } 5. Nc3 { [%eval 0.0] [%clk 1:32:29] } 5... e5 { [%eval 0.13] [%clk 1:32:25] } 6. Ndb5 { [%eval 0.33] [%clk 1:32:46] } 6... d6 { [%eval 0.5] [%clk 1:32:49] } 7. Bg5 { [%eval 0.0] [%clk 1:32:52] } 7... a6 { [%eval 0.25] [%clk 1:33:12] } 8. Na3 { [%eval 0.37] [%clk 1:33:17] } 8... b5 { [%eval 0.33] [%clk 1:33:36] } 9. Nd5 { [%eval 0.09] [%clk 1:33:38] } 9... Be7 { [%eval 0.24] [%clk 1:34:00] } 10. Bxf6 { [%eval 0.15] [%clk 1:33:50] } 10... Bxf6 { [%eval 0.32] [%clk 1:34:24] } 11. c4 { [%eval 0.2] [%clk 1:34:14] } 11... b4 { [%eval 0.16] [%clk 1:33:05] } 12. Nc2 { [%eval 0.15] [%clk 1:34:37] } 12... Rb8 { [%eval 0.36] [%clk 1:33:16] } 13. b3 { [%eval 0.44] [%clk 1:32:19] } 13... Be6? { [%eval 1.7] } { Mistake. g6 was best. } { [%clk 1:28:39] } 14. g3? { [%eval 0.49] } { Mistake. Nxf6+ was best. } { [%clk 1:31:39] } 14... Bg5 { [%eval 0.54] [%clk 1:22:52] } 15. Qd3 { [%eval 0.66] [%clk 1:29:21] } 15... O-O { [%eval 0.47] [%clk 1:12:47] } 16. h4 { [%eval 0.48] [%clk 1:28:26] } 16... Bh6 { [%eval 0.08] [%clk 1:10:39] } 17. Rd1 { [%eval 0.4] [%clk 1:28:01] } 17... Qd7 { [%eval 0.35] [%clk 1:06:08] } 18. Bg2 { [%eval 0.26] [%clk 1:21:32] } 18... a5 { [%eval 0.14] [%clk 1:01:18] } 19. O-O { [%eval 0.43] [%clk 1:19:54] } 19... f5? { [%eval 1.5] } { Mistake. Kh8 was best. } { [%clk 0:57:51] } 20. exf5?! { [%eval 0.88] } { Inaccuracy. Nde3 was best. } { [%clk 1:20:04] } 20... Bxf5 { [%eval 1.19] [%clk 0:57:41] } 21. Be4 { [%eval 0.74] [%clk 1:20:28] } 21... g6 { [%eval 0.78] [%clk 0:54:24] } 22. Nde3 { [%eval 0.76] [%clk 1:19:09] } 22... Bxe3 { [%eval 0.9] [%clk 0:51:48] } 23. Qxe3 { [%eval 1.04] [%clk 1:16:14] } 23... Ne7 { [%eval 0.69] [%clk 0:48:36] } 24. Rd2 { [%eval 0.84] [%clk 1:15:34] } 24... Qc7 { [%eval 0.85] [%clk 0:44:44] } 25. Rfd1 { [%eval 0.45] [%clk 1:09:18] } 25... Rf6 { [%eval 0.39] [%clk 0:44:20] } 26. Qd3 { [%eval 0.77] [%clk 1:04:13] } 26... Rbf8 { [%eval 0.45] [%clk 0:40:36] } 27. Ne3 { [%eval 0.5] [%clk 1:02:28] } 27... Kh8 { [%eval 0.58] [%clk 0:40:00] } 28. Nd5 { [%eval 0.44] [%clk 0:57:36] } 28... Nxd5 { [%eval 0.49] [%clk 0:40:04] } 29. Qxd5 { [%eval 0.43] [%clk 0:58:03] } 29... Bxe4 { [%eval 0.13] [%clk 0:37:10] } 30. Qxe4 { [%eval 0.68] [%clk 0:58:31] } 30... Qb6?! { [%eval 1.2] } { Inaccuracy. Qa7 was best. } { [%clk 0:35:55] } 31. Rf1?! { [%eval 0.65] } { Inaccuracy. Rc1 was best. } { [%clk 0:57:38] } 31... Kg7 { [%eval 1.13] [%clk 0:33:27] } 32. Qd5 { [%eval 0.65] [%clk 0:57:14] } 32... R8f7 { [%eval 0.52] [%clk 0:30:49] } 33. c5?! { [%eval -0.21] } { Inaccuracy. Kg2 was best. } { [%clk 0:45:39] } 33... Qxc5 { [%eval 0.0] [%clk 0:25:50] } 34. Qxc5 { [%eval -0.05] [%clk 0:46:07] } 34... dxc5 { [%eval -0.17] [%clk 0:26:13] } 35. Rd5 { [%eval -0.15] [%clk 0:46:26] } 35... e4 { [%eval -0.27] [%clk 0:18:52] } 36. Re5 { [%eval -0.25] [%clk 0:45:05] } 36... Rf3 { [%eval -0.31] [%clk 0:17:16] } 37. Rxe4 { [%eval -0.34] [%clk 0:44:11] } 37... a4 { [%eval -0.29] [%clk 0:15:41] } 38. bxa4 { [%eval -0.2] [%clk 0:43:14] } 38... Ra3 { [%eval -0.03] [%clk 0:15:31] } 39. Re2 { [%eval -0.35] [%clk 0:40:31] } 39... Rxa4 { [%eval -0.3] [%clk 0:09:32] } 40. Rc1 { [%eval -0.2] [%clk 0:40:44] } 40... Rfa7 { [%eval 0.0] [%clk 0:06:03] } 41. Rxc5 { [%eval 0.0] [%clk 0:39:53] } 41... Rxa2 { [%eval 0.0] [%clk 0:05:39] } 42. Rxa2 { [%eval 0.0] [%clk 0:40:01] } 42... Rxa2 { [%eval 0.07] [%clk 0:06:03] } 43. Rc7+ { [%eval 0.0] [%clk 0:40:11] } 43... Kg8 { [%eval 0.0] [%clk 0:04:50] } 44. Rb7 { [%eval 0.0] [%clk 0:40:35] } 44... Rb2 { [%eval 0.0] [%clk 0:05:11] } 45. Kg2 { [%eval 0.0] [%clk 0:39:46] } 45... b3 { [%eval 0.0] [%clk 0:28:57] } 46. Kf3 { [%eval 0.0] [%clk 1:10:42] } 46... h6 { [%eval 0.0] [%clk 0:27:02] } 47. g4 { [%eval 0.0] [%clk 1:10:19] } 47... Rb1 { [%eval 0.0] [%clk 0:26:52] } 48. h5 { [%eval 0.0] [%clk 1:08:24] } 48... gxh5 { [%eval 0.0] [%clk 0:23:27] } 49. gxh5 { [%eval 0.0] [%clk 1:08:35] } 49... b2 { [%eval 0.0] [%clk 0:21:26] } 50. Kf4 { [%clk 1:08:44] } 50... Rh1 { [%clk 0:20:43] } 51. Rxb2 { [%clk 1:08:52] } 51... Rxh5 { [%clk 0:21:01] } 1/2-1/2