Event: Round 2: Sommerstein, Adrian Harrison - Kozower, Ethan
Site: https://lichess.org/broadcast/2025-marshall-monthly-u2400--october/round-2/IwF8Kzgt/9GkGF5PN
Date: 2025-10-18
White: Sommerstein, Adrian Harrison
WhiteElo: 1797
Black: Kozower, Ethan
BlackElo: 2030
Result: 0-1
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Wormald Attack
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:29:53] } 1... e5 { [%eval 0.22] [%clk 1:30:44] } 2. Nf3 { [%eval 0.13] [%clk 1:29:57] } 2... Nc6 { [%eval 0.21] [%clk 1:31:11] } 3. Bb5 { [%eval 0.15] [%clk 1:30:23] } 3... a6 { [%eval 0.21] [%clk 1:31:33] } 4. Ba4 { [%eval 0.11] [%clk 1:30:47] } 4... Nf6 { [%eval 0.28] [%clk 1:32:00] } 5. Qe2 { [%eval 0.0] [%clk 1:31:10] } 5... b5 { [%eval 0.0] [%clk 1:23:46] } 6. Bb3 { [%eval 0.0] [%clk 1:30:25] } 6... Bc5 { [%eval 0.0] [%clk 1:22:43] } 7. O-O { [%eval 0.0] [%clk 1:30:38] } 7... O-O { [%eval -0.08] [%clk 1:22:44] } 8. c3 { [%eval -0.21] [%clk 1:29:37] } 8... d6 { [%eval -0.12] [%clk 1:19:59] } 9. d3 { [%eval -0.15] [%clk 1:26:25] } 9... h6 { [%eval -0.06] [%clk 1:12:31] } 10. Rd1 { [%eval -0.23] [%clk 1:24:17] } 10... Bb6 { [%eval -0.13] [%clk 1:12:03] } 11. Be3 { [%eval -0.18] [%clk 1:22:47] } 11... Bxe3 { [%eval -0.23] [%clk 1:09:19] } 12. Qxe3 { [%eval -0.23] [%clk 1:22:24] } 12... Qe7 { [%eval 0.1] [%clk 1:05:38] } 13. Nbd2 { [%eval 0.12] [%clk 1:22:19] } 13... Na5 { [%eval 0.14] [%clk 1:00:07] } 14. Bc2 { [%eval 0.11] [%clk 1:20:59] } 14... c5 { [%eval 0.16] [%clk 1:00:33] } 15. d4 { [%eval -0.01] [%clk 1:17:25] } 15... Bg4 { [%eval 0.32] [%clk 0:39:41] } 16. d5 { [%eval 0.47] [%clk 0:58:40] } 16... c4 { [%eval 0.92] [%clk 0:34:09] } 17. h3 { [%eval 0.71] [%clk 0:56:35] } 17... Bxf3 { [%eval 0.84] [%clk 0:33:27] } 18. Qxf3 { [%eval 0.66] [%clk 0:52:22] } 18... Nb7?! { [%eval 1.36] } { Inaccuracy. Rfc8 was best. } { [%clk 0:33:31] } 19. Nf1? { [%eval 0.15] } { Mistake. b4 was best. } { [%clk 0:50:21] } 19... Nh7? { [%eval 1.35] } { Mistake. Rfc8 was best. } { [%clk 0:27:21] } 20. Ng3?! { [%eval 0.65] } { Inaccuracy. b4 was best. } { [%clk 0:48:58] } 20... g6 { [%eval 1.02] [%clk 0:24:56] } 21. Qg4?! { [%eval 0.0] } { Inaccuracy. b4 was best. } { [%clk 0:47:38] } 21... Kh8 { [%eval 0.0] [%clk 0:23:07] } 22. f4 { [%eval -0.34] [%clk 0:34:56] } 22... exf4 { [%eval -0.02] [%clk 0:23:02] } 23. Qxf4 { [%eval 0.0] [%clk 0:33:08] } 23... Qg5 { [%eval 0.22] [%clk 0:23:01] } 24. Rf1 { [%eval -0.06] [%clk 0:28:36] } 24... Qxf4 { [%eval -0.12] [%clk 0:21:52] } 25. Rxf4 { [%eval 0.03] [%clk 0:28:32] } 25... Nc5 { [%eval 0.01] [%clk 0:21:27] } 26. Raf1 { [%eval -0.12] [%clk 0:21:02] } 26... Kg7 { [%eval -0.2] [%clk 0:21:47] } 27. h4 { [%eval -0.21] [%clk 0:20:42] } 27... h5 { [%eval -0.23] [%clk 0:15:09] } 28. Ne2 { [%eval -0.2] [%clk 0:18:52] } 28... Nd7 { [%eval -0.2] [%clk 0:10:59] } 29. Nd4 { [%eval -0.17] [%clk 0:14:04] } 29... Ne5 { [%eval -0.23] [%clk 0:11:19] } 30. a4 { [%eval -0.38] [%clk 0:12:42] } 30... bxa4 { [%eval -0.08] [%clk 0:08:17] } 31. Nc6 { [%eval -0.14] [%clk 0:07:51] } 31... Rae8 { [%eval -0.07] [%clk 0:08:03] } 32. Nxe5 { [%eval -0.06] [%clk 0:11:23] } 32... Rxe5 { [%eval -0.12] [%clk 0:08:32] } 33. Bxa4 { [%eval -0.14] [%clk 0:11:36] } 33... f5 { [%eval 0.2] [%clk 0:06:54] } 34. exf5 { [%eval 0.23] [%clk 0:11:19] } 34... Rexf5 { [%eval 0.27] [%clk 0:07:13] } 35. Rxf5 { [%eval 0.43] [%clk 0:11:11] } 35... Rxf5?? { [%eval 3.29] } { Blunder. gxf5 was best. } { [%clk 0:07:07] } 36. Rxf5 { [%eval 3.16] [%clk 0:09:07] } 36... gxf5 { [%eval 2.85] [%clk 0:07:35] } 37. Bd1 { [%eval 2.57] [%clk 0:08:16] } 37... Nf6 { [%eval 2.87] [%clk 0:06:47] } 38. Bf3?? { [%eval 0.33] } { Blunder. Be2 was best. } { [%clk 0:07:32] } 38... Kg6?? { [%eval 2.64] } { Blunder. a5 was best. } { [%clk 0:05:24] } 39. Kf2?? { [%eval -0.04] } { Blunder. Be2 was best. } { [%clk 0:06:16] } 39... f4 { [%eval 0.0] [%clk 0:04:51] } 40. Be2 { [%eval 0.0] [%clk 0:06:21] } 40... Ng4+ { [%eval 0.0] [%clk 0:03:56] } 41. Kf3 { [%eval 0.0] [%clk 0:05:48] } 41... Kf5 { [%eval 0.0] [%clk 0:03:13] } 42. g3 { [%eval 0.0] [%clk 0:04:19] } 42... Ne5+ { [%eval -0.18] [%clk 0:02:33] } 43. Kg2?? { [%eval -4.34] } { Blunder. Kf2 was best. } { [%clk 0:04:13] } 43... Nd3 { [%eval -3.81] [%clk 0:01:07] } 44. b3?! { [%eval -5.48] } { Inaccuracy. Bxh5 was best. } { [%clk 0:02:44] } 44... fxg3?? { [%eval 0.0] } { Blunder. Ne1+ was best. } { [%clk 0:00:45] } 45. Kxg3 { [%eval 0.0] [%clk 0:03:07] } 45... Nb2 { [%eval 0.09] [%clk 0:00:31] } 46. bxc4 { [%eval 0.0] [%clk 0:02:16] } 46... a5 { [%eval 0.0] [%clk 0:00:53] } 47. c5 { [%eval 0.0] [%clk 0:02:14] } 47... dxc5 { [%eval 0.0] [%clk 0:01:04] } 48. Bxh5 { [%eval 0.0] [%clk 0:01:08] } 48... a4 { [%eval 0.07] [%clk 0:01:03] } 49. Bf7?? { [%eval -6.65] } { Blunder. d6 was best. } { [%clk 0:01:25] } 49... Kf6 { [%eval -6.48] [%clk 0:01:20] } 50. Bg8 { [%eval -6.53] [%clk 0:01:38] } 50... a3 { [%eval -7.01] [%clk 0:01:16] } 51. d6 { [%eval -7.15] [%clk 0:01:48] } 51... c4 { [%eval -6.89] [%clk 0:01:40] } 52. d7 { [%eval -7.28] [%clk 0:01:44] } 52... Ke7 { [%eval -6.58] [%clk 0:02:07] } 0-1