Event: Round 6: Claus Pitschka - Juan de Roda Husman
Site: https://lichess.org/study/a9D2mBqg/oOA3nYhs
Date: 2022-08-17
White: Claus Pitschka
Black: Juan de Roda Husman
Result: 0-1
ECO: A42
Opening: Modern Defense: Averbakh System
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:28:45] } 1... d6?! { [%eval 0.66] } { Inaccuracy. Nf6 was best. } { [%clk 1:30:49] } 2. e4 { [%eval 0.4] [%clk 1:28:59] } 2... g6 { [%eval 0.67] [%clk 1:31:03] } 3. c4 { [%eval 0.48] [%clk 1:21:41] } 3... Bg7 { [%eval 0.76] [%clk 1:30:48] } 4. Nc3 { [%eval 0.43] [%clk 1:21:36] } 4... Nd7 { [%eval 0.9] [%clk 1:30:45] } 5. g3 { [%eval 0.51] [%clk 1:20:05] } 5... e5 { [%eval 0.56] [%clk 1:29:53] } 6. d5 { [%eval 0.54] [%clk 1:17:37] } 6... Ngf6 { [%eval 0.7] [%clk 1:25:12] } 7. Bg2 { [%eval 0.34] [%clk 1:15:35] } 7... O-O { [%eval 0.44] [%clk 1:25:28] } 8. Be3 { [%eval 0.05] [%clk 1:12:51] } 8... a5 { [%eval 0.18] [%clk 1:21:28] } 9. a3 { [%eval -0.15] [%clk 1:08:00] } 9... Nc5 { [%eval 0.23] [%clk 1:19:10] } 10. Nge2 { [%eval -0.28] [%clk 1:06:06] } 10... Bd7 { [%eval -0.43] [%clk 1:14:01] } 11. O-O { [%eval -0.37] [%clk 0:55:35] } 11... a4 { [%eval -0.49] [%clk 1:10:52] } 12. Bxc5 { [%eval -0.37] [%clk 0:55:40] } 12... dxc5 { [%eval -0.44] [%clk 1:11:09] } 13. d6 { [%eval -0.64] [%clk 0:55:53] } 13... Be6 { [%eval -0.38] [%clk 0:58:29] } 14. dxc7 { [%eval -0.51] [%clk 0:48:58] } 14... Qxc7 { [%eval -0.56] [%clk 0:55:14] } 15. Nd5 { [%eval -0.39] [%clk 0:48:12] } 15... Qa5 { [%eval -0.08] [%clk 0:53:02] } 16. Nec3 { [%eval -0.24] [%clk 0:43:42] } 16... Nxd5 { [%eval -0.24] [%clk 0:49:36] } 17. cxd5?! { [%eval -0.92] } { Inaccuracy. exd5 was best. } { [%clk 0:41:47] } 17... Bd7 { [%eval -0.71] [%clk 0:49:43] } 18. Re1 { [%eval -1.08] [%clk 0:39:26] } 18... b5 { [%eval -0.68] [%clk 0:45:12] } 19. Rc1 { [%eval -1.15] [%clk 0:35:24] } 19... Bh6 { [%eval -0.84] [%clk 0:41:09] } 20. Rc2 { [%eval -0.94] [%clk 0:35:32] } 20... Rac8 { [%eval -0.67] [%clk 0:37:54] } 21. Ne2?! { [%eval -1.46] } { Inaccuracy. Bf3 was best. } { [%clk 0:28:13] } 21... b4 { [%eval -1.47] [%clk 0:35:50] } 22. Nc1?! { [%eval -2.21] } { Inaccuracy. Bf1 was best. } { [%clk 0:25:23] } 22... bxa3 { [%eval -1.75] [%clk 0:32:32] } 23. bxa3 { [%eval -1.93] [%clk 0:25:39] } 23... c4 { [%eval -1.8] [%clk 0:32:40] } 24. Na2 { [%eval -2.0] [%clk 0:22:51] } 24... c3 { [%eval -1.55] [%clk 0:32:07] } 25. Nb4? { [%eval -3.01] } { Mistake. Qd3 was best. } { [%clk 0:23:04] } 25... Bd2 { [%eval -3.02] [%clk 0:32:05] } 26. Rxd2 { [%eval -3.03] [%clk 0:20:52] } 26... cxd2 { [%eval -2.88] [%clk 0:32:25] } 27. Qxd2 { [%eval -3.3] [%clk 0:21:19] } 27... Qc5 { [%eval -3.07] [%clk 0:31:42] } 28. Qd1?! { [%eval -4.09] } { Inaccuracy. Bf1 was best. } { [%clk 0:08:23] } 28... Qc3 { [%eval -4.04] [%clk 0:31:10] } 29. f4? { [%eval -6.71] } { Mistake. Qa1 was best. } { [%clk 0:08:30] } 29... Qxa3 { [%eval -6.62] [%clk 0:28:45] } 30. Nd3 { [%eval -6.83] [%clk 0:08:38] } 30... exf4 { [%eval -5.31] [%clk 0:28:51] } 31. gxf4 { [%eval -6.57] [%clk 0:08:52] } 31... Bb5 { [%eval -6.95] [%clk 0:29:05] } 32. Ne5 { [%eval -7.15] [%clk 0:09:04] } 32... Qc5+ { [%eval -6.4] [%clk 0:28:59] } 33. Kh1 { [%eval -6.48] [%clk 0:09:26] } 33... a3 { [%eval -6.5] [%clk 0:28:55] } 34. Bh3 { [%eval -6.89] [%clk 0:09:06] } 34... Ra8 { [%eval -6.59] [%clk 0:28:40] } 35. Qa1 { [%eval -6.47] [%clk 0:08:16] } 35... Qb4 { [%eval -5.73] [%clk 0:25:25] } 36. Rb1?! { [%eval -7.71] } { Inaccuracy. Bd7 was best. } { [%clk 0:04:38] } 36... Qxe4+ { [%eval -7.52] [%clk 0:19:19] } 37. Bg2 { [%eval -7.73] [%clk 0:05:02] } 37... Qxf4 { [%eval -7.97] [%clk 0:19:30] } 38. Rxb5 { [%eval -8.61] [%clk 0:05:14] } 38... Rfe8 { [%eval -6.86] [%clk 0:14:59] } 39. d6 { [%eval -8.02] [%clk 0:03:53] } 39... Rac8 { [%eval -7.72] [%clk 0:14:23] } 40. Bc6 { [%eval -8.73] [%clk 0:01:21] } 40... Rxc6 { [%eval -9.07] [%clk 0:13:45] } 41. Nxc6 { [%eval -9.01] [%clk 0:01:20] } 41... Qf3+ { [%eval -8.61] [%clk 0:13:40] } 42. Kg1 { [%eval -8.63] [%clk 0:01:44] } 42... Qxc6 { [%eval -8.74] [%clk 0:13:26] } 43. Re5 { [%eval -8.85] [%clk 0:01:59] } 43... Ra8 { [%eval -8.87] [%clk 0:12:29] } 44. Qd4 { [%eval -8.76] [%clk 0:01:57] } 44... Qc1+ { [%eval -6.39] [%clk 0:10:26] } 45. Kf2 { [%eval -6.28] [%clk 0:01:41] } 45... a2 { [%eval -5.31] [%clk 0:10:28] } 46. d7 { [%eval -5.33] [%clk 0:01:54] } 46... Qc2+ { [%eval -5.5] [%clk 0:09:11] } 47. Kg3 { [%eval -6.42] [%clk 0:28:41] } 47... Ra3+ { [%eval -5.95] [%clk 0:38:37] } 48. Kf4?! { [%eval -8.32] } { Inaccuracy. Re3 was best. } { [%clk 0:22:33] } 48... Qxh2+ { [%eval -7.38] [%clk 0:35:32] } 49. Kg5 { [%eval -8.3] [%clk 0:19:29] } 49... Qg3+ { [%eval -15.3] [%clk 0:32:01] } 50. Kf6 { [%eval -16.21] [%clk 0:14:35] } 50... Ra6+ { [%eval -15.72] [%clk 0:31:25] } 51. Ke7 { [%eval -17.98] [%clk 0:14:08] } 51... Qa3+ { [%eval -16.8] [%clk 0:31:12] } 0-1