Event: Round 7: Donald Johnson - Arthur Guo
Site: https://lichess.org
Date: 2023-04-02
White: Donald Johnson
Black: Arthur Guo
BlackTitle: IM
Result: 0-1
ECO: B46
Opening: Sicilian Defense: Taimanov Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:26:42] } 1... c5 { [%eval 0.32] [%clk 1:30:00] } 2. Nf3 { [%eval 0.0] [%clk 1:26:33] } 2... e6 { [%eval 0.34] [%clk 1:30:00] } 3. d4 { [%eval 0.42] [%clk 1:26:32] } 3... cxd4 { [%eval 0.37] [%clk 1:30:00] } 4. Nxd4 { [%eval 0.4] [%clk 1:26:27] } 4... Nc6 { [%eval 0.5] [%clk 1:30:00] } 5. Nc3 { [%eval 0.33] [%clk 1:26:27] } 5... a6 { [%eval 0.6] [%clk 1:30:00] } 6. Be3 { [%eval 0.34] [%clk 1:24:29] } 6... Nf6 { [%eval 0.36] [%clk 1:30:00] } 7. Qf3 { [%eval 0.24] [%clk 1:24:09] } 7... Bb4 { [%eval 0.34] [%clk 1:25:09] } 8. Nxc6 { [%eval 0.48] [%clk 1:22:03] } 8... bxc6 { [%eval 0.19] [%clk 1:24:15] } 9. Bd4 { [%eval 0.0] [%clk 1:20:27] } 9... d5 { [%eval -0.05] [%clk 1:18:26] } 10. O-O-O { [%eval -0.18] [%clk 1:17:33] } 10... O-O { [%eval -0.23] [%clk 1:16:08] } 11. exd5 { [%eval -0.3] [%clk 0:51:57] } 11... cxd5 { [%eval -0.25] [%clk 1:12:59] } 12. Bd3?! { [%eval -1.17] } { Inaccuracy. Bc4 was best. } { [%clk 0:51:57] } 12... Bd6 { [%eval -1.38] [%clk 1:12:01] } 13. g4 { [%eval -1.24] [%clk 0:47:06] } 13... Bb7 { [%eval -0.94] [%clk 1:04:01] } 14. g5 { [%eval 0.46] [%clk 0:35:48] } 14... Nd7 { [%eval 0.4] [%clk 1:04:01] } 15. Qh3?? { [%eval -1.95] } { Blunder. Kb1 was best. } { [%clk 0:21:25] } 15... g6 { [%eval -2.31] [%clk 1:00:34] } 16. Bxg6 { [%eval -2.62] [%clk 0:20:11] } 16... Bf4+ { [%eval -2.73] [%clk 1:00:34] } 17. Kb1 { [%eval -2.79] [%clk 0:19:06] } 17... fxg6 { [%eval -2.68] [%clk 1:00:32] } 18. Qxe6+ { [%eval -2.72] [%clk 0:19:06] } 18... Rf7 { [%eval -2.96] [%clk 1:00:32] } 19. Nxd5? { [%eval -5.2] } { Mistake. h4 was best. } { [%clk 0:18:30] } 19... Nf8?! { [%eval -3.32] } { Inaccuracy. Qxg5 was best. } { [%clk 0:56:47] } 20. Nf6+ { [%eval -3.19] [%clk 0:12:52] } 20... Qxf6 { [%eval -3.34] [%clk 0:56:40] } 21. Qxf6 { [%eval -3.16] [%clk 0:12:52] } 21... Rxf6 { [%eval -3.14] [%clk 0:56:40] } 22. gxf6?! { [%eval -4.59] } { Inaccuracy. Bxf6 was best. } { [%clk 0:12:27] } 22... Bxh1 { [%eval -4.16] [%clk 0:56:40] } 23. Rxh1 { [%eval -3.9] [%clk 0:12:27] } 23... Kf7 { [%eval -3.98] [%clk 0:56:27] } 24. Re1 { [%eval -3.72] [%clk 0:11:52] } 24... Ne6 { [%eval -3.43] [%clk 0:54:04] } 25. Bc3 { [%eval -4.2] [%clk 0:11:29] } 25... Rd8 { [%eval -4.33] [%clk 0:53:32] } 26. b3 { [%eval -4.81] [%clk 0:11:14] } 26... Bd2 { [%eval -5.34] [%clk 0:53:00] } 27. Bxd2 { [%eval -5.48] [%clk 0:11:14] } 27... Rxd2 { [%eval -5.34] [%clk 0:53:00] } 28. c4 { [%eval -5.38] [%clk 0:10:31] } 28... Rxf2 { [%eval -5.74] [%clk 0:53:00] } 29. h3 { [%eval -5.35] [%clk 0:09:28] } 29... Kxf6 { [%eval -4.85] [%clk 0:51:03] } 30. b4 { [%eval -4.89] [%clk 0:09:20] } 30... Rf3 { [%eval -5.21] [%clk 0:49:00] } 31. Kb2 { [%eval -5.22] [%clk 0:08:44] } 31... Rxh3 { [%eval -5.27] [%clk 0:48:55] } 32. c5 { [%eval -5.77] [%clk 0:08:44] } 32... Rd3 { [%eval -5.75] [%clk 0:48:26] } 33. Rc1 { [%eval -6.05] [%clk 0:08:31] } 33... g5 { [%eval -5.95] [%clk 0:46:59] } 34. a4 { [%eval -6.59] [%clk 0:08:24] } 34... g4 { [%eval -6.38] [%clk 0:46:52] } 35. c6 { [%eval -6.68] [%clk 0:07:29] } 35... Nc7 { [%eval -6.69] [%clk 0:46:49] } 36. Kc2 { [%eval -7.16] [%clk 0:05:11] } 36... Rf3 { [%eval -6.62] [%clk 0:45:57] } 37. Rb1 { [%eval -6.41] [%clk 0:04:40] } 37... Rf5 { [%eval -6.55] [%clk 0:45:40] } 38. Kd3 { [%eval -6.82] [%clk 0:04:25] } 38... h5 { [%eval -6.68] [%clk 0:44:56] } 39. Kc4 { [%eval -7.24] [%clk 0:04:24] } 39... Ke7 { [%eval -7.23] [%clk 0:39:06] } 40. Rd1 { [%eval -7.92] [%clk 0:03:24] } 40... Rd5 { [%eval -7.53] [%clk 0:36:36] } 41. Rf1 { [%eval -8.42] [%clk 0:01:05] } 41... g3 { [%eval -8.58] [%clk 0:36:34] } 42. Rh1 { [%eval -8.66] [%clk 0:01:00] } 42... g2 { [%eval -8.81] [%clk 0:36:24] } 43. Rg1 { [%eval -9.15] [%clk 0:00:42] } 43... Rg5 { [%eval -9.0] [%clk 0:36:24] } 44. Kd4 { [%eval -11.1] [%clk 0:00:25] } 44... h4 { [%eval -10.97] [%clk 0:36:24] } 45. Ke3 { [%eval -12.68] [%clk 0:00:25] } 45... h3 { [%eval -14.12] [%clk 0:36:24] } 46. Kf2 { [%eval -63.54] [%clk 0:00:25] } 46... h2 { [%eval #-21] [%clk 0:36:24] } 47. Rxg2 { [%eval #-10] [%clk 0:00:25] } 47... Rf5+ { [%eval #-24] [%clk 0:36:18] } 48. Kg3 { [%eval #-6] [%clk 0:00:13] } 48... h1=Q { [%eval #-5] [%clk 0:36:18] } 49. Re2+ { [%eval #-5] [%clk 0:00:13] } 49... Kf6 { [%eval #-4] [%clk 0:36:18] } 0-1