Event: Round 4: Matros, Alexander - Song, Ethan
Site: https://lichess.org/broadcast/2025-labor-day-norm-invitational-charlotte-chess-center--im/round-4/nsXn7oXF/VT10ah5h
White: Matros, Alexander
WhiteTitle: IM
WhiteElo: 2312
Black: Song, Ethan
BlackTitle: FM
BlackElo: 2238
Result: 1-0
ECO: E46
Opening: Nimzo-Indian Defense: Normal Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:28:28] } 2. c4 { [%eval 0.18] [%clk 1:31:22] } 2... e6 { [%eval 0.14] [%clk 1:28:39] } 3. Nc3 { [%eval 0.09] [%clk 1:31:49] } 3... Bb4 { [%eval 0.07] [%clk 1:29:05] } 4. e3 { [%eval 0.06] [%clk 1:32:11] } 4... O-O { [%eval 0.11] [%clk 1:24:35] } 5. Bd2 { [%eval 0.08] [%clk 1:32:23] } 5... d5 { [%eval 0.06] [%clk 1:22:58] } 6. Nf3 { [%eval 0.11] [%clk 1:32:41] } 6... Re8 { [%eval 0.22] [%clk 1:17:37] } 7. Rc1 { [%eval 0.07] [%clk 1:32:07] } 7... b6 { [%eval 0.12] [%clk 1:13:54] } 8. cxd5 { [%eval 0.25] [%clk 1:31:15] } 8... exd5 { [%eval 0.12] [%clk 1:14:09] } 9. Ne5 { [%eval 0.22] [%clk 1:23:22] } 9... Bb7 { [%eval 0.19] [%clk 1:10:16] } 10. Bd3 { [%eval 0.26] [%clk 1:22:38] } 10... a6 { [%eval 0.62] [%clk 1:09:28] } 11. f4 { [%eval 0.27] [%clk 1:21:00] } 11... Nbd7 { [%eval 0.63] [%clk 1:06:44] } 12. O-O { [%eval 0.64] [%clk 1:20:33] } 12... Bd6 { [%eval 0.91] [%clk 1:04:29] } 13. Be1 { [%eval 0.67] [%clk 1:19:48] } 13... c5 { [%eval 0.74] [%clk 1:03:26] } 14. Qf3 { [%eval 0.61] [%clk 1:17:59] } 14... cxd4 { [%eval 0.64] [%clk 0:55:42] } 15. exd4 { [%eval 0.7] [%clk 1:18:23] } 15... b5 { [%eval 0.7] [%clk 0:55:23] } 16. g4 { [%eval 0.33] [%clk 1:03:20] } 16... b4 { [%eval 0.31] [%clk 0:50:42] } 17. Na4 { [%eval 0.38] [%clk 1:03:02] } 17... Ne4?! { [%eval 1.0] } { Inaccuracy. Rc8 was best. } { [%clk 0:49:57] } 18. Nxd7 { [%eval 0.89] [%clk 1:02:12] } 18... Qxd7 { [%eval 0.92] [%clk 0:50:10] } 19. Nb6 { [%eval 1.06] [%clk 1:02:39] } 19... Qe7 { [%eval 1.08] [%clk 0:49:41] } 20. Nxa8 { [%eval 1.09] [%clk 1:03:03] } 20... Rxa8 { [%eval 1.25] [%clk 0:50:01] } 21. Qe3 { [%eval 1.19] [%clk 0:52:58] } 21... Re8 { [%eval 1.11] [%clk 0:45:54] } 22. Bxe4 { [%eval 1.24] [%clk 0:49:29] } 22... Qxe4?! { [%eval 2.12] } { Inaccuracy. dxe4 was best. } { [%clk 0:43:56] } 23. Qxe4 { [%eval 2.18] [%clk 0:49:54] } 23... Rxe4? { [%eval 3.83] } { Mistake. dxe4 was best. } { [%clk 0:44:23] } 24. Bg3 { [%eval 3.69] [%clk 0:49:54] } 24... Rxd4 { [%eval 3.74] [%clk 0:41:42] } 25. Rfd1? { [%eval 2.22] } { Mistake. f5 was best. } { [%clk 0:49:22] } 25... Rxd1+ { [%eval 2.39] [%clk 0:38:56] } 26. Rxd1 { [%eval 1.82] [%clk 0:49:26] } 26... f5 { [%eval 1.81] [%clk 0:38:05] } 27. gxf5 { [%eval 1.73] [%clk 0:41:01] } 27... Kf7 { [%eval 1.86] [%clk 0:38:28] } 28. Bf2?! { [%eval 0.88] } { Inaccuracy. Bh4 was best. } { [%clk 0:41:06] } 28... Kf6 { [%eval 1.01] [%clk 0:36:44] } 29. Bd4+ { [%eval 0.95] [%clk 0:38:06] } 29... Kxf5 { [%eval 0.82] [%clk 0:37:10] } 30. Bxg7 { [%eval 0.71] [%clk 0:38:25] } 30... Bxf4 { [%eval 0.77] [%clk 0:12:56] } 31. Bd4 { [%eval 0.79] [%clk 0:26:38] } 31... Ke4 { [%eval 0.99] [%clk 0:32:33] } 32. Kg2?! { [%eval 0.18] } { Inaccuracy. Bc5 was best. } { [%clk 0:24:24] } 32... Be3?? { [%eval 4.38] } { Blunder. Bc6 was best. } { [%clk 0:28:39] } 33. Bxe3 { [%eval 3.86] [%clk 0:23:22] } 33... Kxe3 { [%eval 4.13] [%clk 0:29:07] } 34. Re1+ { [%eval 4.06] [%clk 0:22:47] } 34... Kd3 { [%eval 4.26] [%clk 0:26:01] } 35. Re7 { [%eval 4.59] [%clk 0:22:46] } 35... Bc6 { [%eval 4.55] [%clk 0:25:52] } 36. Rxh7 { [%eval 4.66] [%clk 0:22:37] } 36... d4+ { [%eval 5.15] [%clk 0:26:09] } 37. Kf2 { [%eval 4.9] [%clk 0:22:27] } 37... Bd5 { [%eval 5.33] [%clk 0:25:34] } 38. b3 { [%eval 5.37] [%clk 0:18:55] } 38... Kc3 { [%eval 5.79] [%clk 0:24:47] } 39. Rc7+ { [%eval 6.1] [%clk 0:17:54] } 39... Kb2 { [%eval 6.12] [%clk 0:24:25] } 40. Rd7 { [%eval 5.93] [%clk 0:18:21] } 40... Bg8 { [%eval 6.04] [%clk 0:24:21] } 41. Rxd4 { [%eval 6.1] [%clk 0:18:47] } 41... Kxa2 { [%eval 7.22] [%clk 0:24:41] } 42. Rxb4 { [%eval 7.14] [%clk 0:19:15] } 42... Bxb3 { [%eval 6.72] [%clk 0:25:05] } 43. h4 { [%eval 7.56] [%clk 0:19:19] } 43... a5? { [%eval #20] } { Checkmate is now unavoidable. Ka3 was best. } { [%clk 0:24:45] } 44. Rxb3 { [%eval 18.54] [%clk 0:17:28] } 44... Kxb3 { [%eval 18.51] [%clk 0:25:10] } 45. h5 { [%eval #19] [%clk 0:17:52] } 45... a4 { [%eval #14] [%clk 0:22:57] } 46. h6 { [%eval #13] [%clk 0:18:16] } 46... a3 { [%eval #13] [%clk 0:23:11] } 47. h7 { [%eval #12] [%clk 0:18:44] } 47... Kb2 { [%eval #12] [%clk 0:23:16] } 48. h8=Q+ { [%eval #11] [%clk 0:19:10] } 48... Kb1 { [%eval #11] [%clk 0:23:44] } 49. Qh7+ { [%eval #11] [%clk 0:19:21] } 49... Kb2 { [%eval #11] [%clk 0:23:56] } 50. Qg7+ { [%eval #10] [%clk 0:19:47] } 50... Kb1 { [%eval #10] [%clk 0:24:06] } 51. Qg6+ { [%eval #10] [%clk 0:20:14] } 51... Kb2 { [%eval #9] [%clk 0:23:43] } 52. Qb6+ { [%eval #9] [%clk 0:20:33] } 52... Kc2 { [%eval #10] [%clk 0:23:34] } 53. Qc5+ { [%eval #9] [%clk 0:20:46] } 1-0