Event: Round 5: Diamond, Colin - Nicholas Beirne
Site: https://lichess.org/broadcast/2025-marshall-monthly-u2400--september/round-5/YbSozGAA/pfgjDMgL
Date: 2025-09-21
White: Diamond, Colin
WhiteElo: 1894
Black: Nicholas Beirne
Result: 1-0
ECO: D10
Opening: Slav Defense
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:26:01] } 1... d5 { [%eval 0.18] [%clk 1:29:57] } 2. c4 { [%eval 0.18] [%clk 1:26:26] } 2... c6 { [%eval 0.21] [%clk 1:30:24] } 3. Nc3 { [%eval 0.17] [%clk 1:26:53] } 3... Nf6 { [%eval 0.2] [%clk 1:30:51] } 4. e3 { [%eval 0.12] [%clk 1:27:17] } 4... Bf5 { [%eval 0.28] [%clk 1:31:16] } 5. cxd5 { [%eval 0.18] [%clk 1:27:37] } 5... cxd5 { [%eval 0.16] [%clk 1:31:44] } 6. Qb3 { [%eval 0.17] [%clk 1:28:02] } 6... Nc6 { [%eval 0.17] [%clk 1:32:09] } 7. Qxb7 { [%eval 0.19] [%clk 1:28:28] } 7... Bd7 { [%eval 0.19] [%clk 1:32:35] } 8. Qb3 { [%eval 0.19] [%clk 1:28:54] } 8... Rb8 { [%eval 0.26] [%clk 1:33:02] } 9. Qd1 { [%eval 0.26] [%clk 1:29:20] } 9... e5 { [%eval 0.18] [%clk 1:33:27] } 10. dxe5 { [%eval 0.24] [%clk 1:29:44] } 10... Nxe5 { [%eval 0.18] [%clk 1:33:50] } 11. Be2 { [%eval 0.17] [%clk 1:30:12] } 11... Bd6 { [%eval 0.18] [%clk 1:34:15] } 12. Nf3 { [%eval 0.24] [%clk 1:30:39] } 12... Nxf3+ { [%eval 0.16] [%clk 1:34:33] } 13. Bxf3 { [%eval 0.2] [%clk 1:31:04] } 13... Qc7 { [%eval 0.17] [%clk 1:34:59] } 14. h3 { [%eval 0.19] [%clk 1:17:08] } 14... O-O { [%eval 0.13] [%clk 1:35:17] } 15. O-O { [%eval 0.13] [%clk 1:17:36] } 15... Bh2+?! { [%eval 0.93] } { Inaccuracy. Rfd8 was best. } { [%clk 1:35:39] } 16. Kh1 { [%eval 0.99] [%clk 1:18:02] } 16... Be5 { [%eval 0.91] [%clk 1:36:07] } 17. Nxd5 { [%eval 0.92] [%clk 1:05:12] } 17... Nxd5 { [%eval 0.89] [%clk 1:36:19] } 18. Bxd5 { [%eval 0.96] [%clk 1:05:38] } 18... Bxb2 { [%eval 1.26] [%clk 1:32:46] } 19. Bxb2 { [%eval 1.3] [%clk 1:06:02] } 19... Rxb2 { [%eval 1.46] [%clk 1:33:10] } 20. Rb1 { [%eval 1.6] [%clk 1:02:19] } 20... Rxb1 { [%eval 1.58] [%clk 1:26:52] } 21. Qxb1 { [%eval 1.54] [%clk 1:02:37] } 21... Rb8 { [%eval 1.67] [%clk 1:23:21] } 22. Qc1 { [%eval 1.44] [%clk 1:00:47] } 22... Qe5?! { [%eval 2.17] } { Inaccuracy. Rc8 was best. } { [%clk 1:21:26] } 23. Rd1 { [%eval 2.25] [%clk 0:55:54] } 23... Bf5?! { [%eval 3.11] } { Inaccuracy. Be8 was best. } { [%clk 1:19:55] } 24. Qc4 { [%eval 3.09] [%clk 0:50:12] } 24... Bg6 { [%eval 3.44] [%clk 1:15:54] } 25. Qd4? { [%eval 1.93] } { Mistake. Qc5 was best. } { [%clk 0:48:05] } 25... Qe7 { [%eval 2.38] [%clk 1:14:58] } 26. Bb3 { [%eval 2.54] [%clk 0:48:16] } 26... Ra8?! { [%eval 3.27] } { Inaccuracy. h5 was best. } { [%clk 1:10:11] } 27. Qd6?! { [%eval 2.25] } { Inaccuracy. Qd7 was best. } { [%clk 0:44:13] } 27... Qh4?! { [%eval 3.68] } { Inaccuracy. Qxd6 was best. } { [%clk 1:07:34] } 28. Rd4 { [%eval 3.36] [%clk 0:41:00] } 28... Qg5 { [%eval 3.77] [%clk 1:06:16] } 29. Qd5?! { [%eval 2.47] } { Inaccuracy. Qc7 was best. } { [%clk 0:41:12] } 29... Qxd5 { [%eval 2.68] [%clk 1:06:13] } 30. Rxd5 { [%eval 2.25] [%clk 0:41:37] } 30... h5?! { [%eval 3.14] } { Inaccuracy. Kf8 was best. } { [%clk 1:03:27] } 31. Bd1 { [%eval 2.46] [%clk 0:35:46] } 31... Bb1?! { [%eval 3.49] } { Inaccuracy. Rb8 was best. } { [%clk 1:03:35] } 32. Bxh5 { [%eval 3.52] [%clk 0:32:16] } 32... Bxa2 { [%eval 3.56] [%clk 1:03:54] } 33. Ra5 { [%eval 3.54] [%clk 0:32:43] } 33... Be6 { [%eval 3.55] [%clk 1:02:17] } 34. Bf3 { [%eval 3.51] [%clk 0:33:07] } 34... Rd8 { [%eval 3.53] [%clk 1:02:46] } 35. Rxa7 { [%eval 3.53] [%clk 0:33:25] } 35... Rd2 { [%eval 3.65] [%clk 1:03:08] } 36. Kg1 { [%eval 3.63] [%clk 0:33:25] } 36... Rb2 { [%eval 3.7] [%clk 1:02:52] } 37. Be4 { [%eval 3.6] [%clk 0:33:08] } 37... g6 { [%eval 3.58] [%clk 1:03:17] } 38. g4 { [%eval 3.53] [%clk 0:25:31] } 38... Kg7 { [%eval 3.77] [%clk 1:03:23] } 39. Kg2 { [%eval 3.39] [%clk 0:24:21] } 39... Kf6 { [%eval 3.67] [%clk 1:03:31] } 40. Kg3 { [%eval 3.47] [%clk 0:23:38] } 40... Rb3 { [%eval 4.23] [%clk 1:03:46] } 41. Ra6 { [%eval 3.88] [%clk 0:23:18] } 41... Ke5?! { [%eval 5.09] } { Inaccuracy. Ke7 was best. } { [%clk 1:02:59] } 42. Bg2 { [%eval 5.07] [%clk 0:22:19] } 42... g5 { [%eval 5.09] [%clk 1:03:01] } 43. h4 { [%eval 5.17] [%clk 0:20:37] } 43... gxh4+ { [%eval 5.81] [%clk 1:03:28] } 44. Kxh4 { [%eval 5.49] [%clk 0:21:03] } 44... Rb4 { [%eval 5.96] [%clk 1:03:51] } 45. f4+ { [%eval 5.65] [%clk 0:20:45] } 1-0