Event: Round 4: Dubey, Shiv - Derek Zhang
Site: https://lichess.org/broadcast/2025-marshall-chess-club-amateur-championship-jerry-simon-memorial/round-4/IfiJ68oB/LCowfTzN
Date: 2025-11-23
White: Dubey, Shiv
WhiteElo: 1713
Black: Derek Zhang
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Closed
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:47] } 2. Nc3 { [%eval 0.26] [%clk 1:31:23] } 2... d6 { [%eval 0.16] [%clk 1:30:25] } 3. d4 { [%eval 0.15] [%clk 1:31:52] } 3... cxd4 { [%eval 0.16] [%clk 1:30:22] } 4. Qxd4 { [%eval 0.1] [%clk 1:32:20] } 4... Nc6 { [%eval 0.02] [%clk 1:29:54] } 5. Qd2 { [%eval 0.0] [%clk 1:32:49] } 5... Nf6 { [%eval 0.09] [%clk 1:29:20] } 6. b3 { [%eval 0.11] [%clk 1:33:01] } 6... g6 { [%eval 0.41] [%clk 1:27:26] } 7. Bb2 { [%eval 0.52] [%clk 1:33:29] } 7... Bg7 { [%eval 0.48] [%clk 1:27:06] } 8. O-O-O { [%eval 0.6] [%clk 1:33:42] } 8... O-O { [%eval 0.69] [%clk 1:24:13] } 9. f3 { [%eval 0.76] [%clk 1:32:41] } 9... a6 { [%eval 0.99] [%clk 1:16:47] } 10. h4 { [%eval 0.88] [%clk 1:30:28] } 10... Qa5 { [%eval 0.92] [%clk 1:15:20] } 11. Kb1 { [%eval 0.92] [%clk 1:28:54] } 11... Bd7 { [%eval 1.41] [%clk 1:11:47] } 12. g4 { [%eval 1.27] [%clk 1:24:53] } 12... b5?! { [%eval 1.88] } { Inaccuracy. h5 was best. } { [%clk 1:10:13] } 13. h5 { [%eval 1.84] [%clk 1:24:00] } 13... Nb4?! { [%eval 2.59] } { Inaccuracy. b4 was best. } { [%clk 1:07:18] } 14. a3 { [%eval 2.39] [%clk 1:19:58] } 14... Nc6 { [%eval 1.99] [%clk 1:06:13] } 15. hxg6 { [%eval 2.16] [%clk 1:19:48] } 15... hxg6?! { [%eval 2.95] } { Inaccuracy. fxg6 was best. } { [%clk 1:02:29] } 16. Qh2 { [%eval 2.72] [%clk 1:16:55] } 16... Rfc8?! { [%eval 3.6] } { Inaccuracy. Rfe8 was best. } { [%clk 1:01:35] } 17. Nd5 { [%eval 3.47] [%clk 1:17:46] } 17... e5 { [%eval 3.59] [%clk 1:00:09] } 18. Nxf6+ { [%eval 3.48] [%clk 1:14:31] } 18... Bxf6 { [%eval 3.46] [%clk 1:00:32] } 19. g5 { [%eval 3.54] [%clk 1:13:39] } 19... Bg7 { [%eval 3.39] [%clk 1:00:41] } 20. Bh3 { [%eval 3.05] [%clk 1:12:33] } 20... Bxh3 { [%eval 2.99] [%clk 1:00:21] } 21. Nxh3 { [%eval 2.71] [%clk 1:11:33] } 21... Nd4?! { [%eval 3.53] } { Inaccuracy. b4 was best. } { [%clk 0:59:55] } 22. Qd2?? { [%eval 0.0] } { Blunder. Rxd4 was best. } { [%clk 1:00:40] } 22... Qxd2 { [%eval 0.0] [%clk 0:52:53] } 23. Rxd2 { [%eval 0.0] [%clk 1:00:06] } 23... Nxf3 { [%eval 0.0] [%clk 0:52:53] } 24. Rxd6 { [%eval 0.0] [%clk 1:00:27] } 24... Nd4 { [%eval 0.0] [%clk 0:52:29] } 25. Bxd4 { [%eval -0.07] [%clk 0:59:11] } 25... exd4 { [%eval -0.1] [%clk 0:52:52] } 26. Nf2 { [%eval -0.12] [%clk 0:58:41] } 26... Rc5 { [%eval -0.2] [%clk 0:52:11] } 27. Nh3? { [%eval -1.33] } { Mistake. Nd3 was best. } { [%clk 0:52:47] } 27... Rc3?! { [%eval -0.22] } { Inaccuracy. Rac8 was best. } { [%clk 0:48:39] } 28. Nf2 { [%eval -0.24] [%clk 0:46:14] } 28... Rac8 { [%eval -0.08] [%clk 0:47:48] } 29. Rc1? { [%eval -1.51] } { Mistake. Ng4 was best. } { [%clk 0:46:15] } 29... Be5 { [%eval -1.29] [%clk 0:47:05] } 30. Rd5?! { [%eval -2.1] } { Inaccuracy. Rd7 was best. } { [%clk 0:36:17] } 30... Bf4 { [%eval -2.19] [%clk 0:47:20] } 31. Rf1? { [%eval -4.05] } { Mistake. Rd1 was best. } { [%clk 0:33:45] } 31... Rf3 { [%eval -4.08] [%clk 0:46:24] } 32. Rxd4 { [%eval -4.19] [%clk 0:29:26] } 32... Be3 { [%eval -4.12] [%clk 0:46:39] } 33. Rd6 { [%eval -4.23] [%clk 0:29:41] } 33... Rxf2 { [%eval -4.19] [%clk 0:46:20] } 34. Rxf2 { [%eval -4.28] [%clk 0:30:07] } 34... Bxf2 { [%eval -4.11] [%clk 0:46:45] } 35. Rxa6 { [%eval -4.14] [%clk 0:30:36] } 35... Rc5 { [%eval -4.29] [%clk 0:46:34] } 36. Rd6 { [%eval -4.59] [%clk 0:28:06] } 36... Rxg5 { [%eval -4.51] [%clk 0:46:30] } 37. Rd5?! { [%eval -6.99] } { Inaccuracy. c4 was best. } { [%clk 0:28:30] } 37... Rxd5 { [%eval -6.95] [%clk 0:46:45] } 38. exd5 { [%eval -6.85] [%clk 0:28:57] } 38... Kf8 { [%eval -6.77] [%clk 0:47:07] } 39. Kc1 { [%eval -7.73] [%clk 0:28:45] } 39... Ke7 { [%eval -7.65] [%clk 0:47:28] } 40. Kd2 { [%eval -7.24] [%clk 0:29:07] } 40... Kd6 { [%eval -7.49] [%clk 0:47:52] } 41. c4 { [%eval -8.3] [%clk 0:29:32] } 41... bxc4 { [%eval -10.73] [%clk 0:48:17] } 42. bxc4?! { [%eval #-20] } { Checkmate is now unavoidable. b4 was best. } { [%clk 0:29:58] } 42... g5 { [%eval #-19] [%clk 0:48:38] } 43. Ke2 { [%eval #-19] [%clk 0:30:24] } 43... Bc5 { [%eval #-18] [%clk 0:48:53] } 44. a4 { [%eval #-18] [%clk 0:30:50] } 44... f5 { [%eval #-19] [%clk 0:49:16] } 45. Kf3 { [%eval #-19] [%clk 0:31:04] } 45... Ke5 { [%eval #-18] [%clk 0:49:40] } 46. a5 { [%eval #-17] [%clk 0:31:31] } 46... g4+ { [%eval #-16] [%clk 0:49:33] } 47. Kg2 { [%eval #-15] [%clk 0:31:56] } 47... f4 { [%eval #-14] [%clk 0:49:58] } 48. a6 { [%eval #-13] [%clk 0:32:17] } 48... Ba7 { [%eval #-13] [%clk 0:50:19] } 0-1