Event: 6th Colonial Open
Site: Sterlig, VA, United States
Date: 2025-04-18
White: Rallabandi, Krishna
WhiteElo: 2016
Black: Jagirapu, Harshin Reddy
BlackElo: 2073
Result: 1-0
ECO: D45
Opening: Semi-Slav Defense: Stoltz Variation
Variant: Standard
TimeControl: G/90;+30

1. d4 { [%eval 0.17] [%clk 1:23:48] } 1... d5 { [%eval 0.2] [%clk 1:30:51] } 2. c4 { [%eval 0.26] [%clk 1:24:08] } 2... e6 { [%eval 0.27] [%clk 1:31:14] } 3. Nc3 { [%eval 0.18] [%clk 1:24:29] } 3... c6 { [%eval 0.26] [%clk 1:31:41] } 4. e3 { [%eval 0.15] [%clk 1:24:48] } 4... Nf6 { [%eval 0.23] [%clk 1:32:05] } 5. Nf3 { [%eval 0.13] [%clk 1:25:10] } 5... Nbd7 { [%eval 0.25] [%clk 1:32:31] } 6. Qc2 { [%eval 0.21] [%clk 1:25:34] } 6... Bd6 { [%eval 0.19] [%clk 1:32:48] } 7. b3 { [%eval 0.16] [%clk 1:25:58] } 7... b6 { [%eval 0.28] [%clk 1:33:00] } 8. Be2 { [%eval 0.13] [%clk 1:26:24] } 8... Bb7 { [%eval 0.16] [%clk 1:33:23] } 9. O-O { [%eval 0.2] [%clk 1:26:44] } 9... O-O { [%eval 0.22] [%clk 1:33:50] } 10. Bb2 { [%eval 0.22] [%clk 1:27:09] } 10... Rc8 { [%eval 0.28] [%clk 1:34:06] } 11. Rad1 { [%eval 0.25] [%clk 1:26:56] } 11... Qe7 { [%eval 0.55] [%clk 1:34:04] } 12. cxd5?! { [%eval -0.17] } { Inaccuracy. e4 was best. } { [%clk 1:23:16] } 12... exd5 { [%eval -0.19] [%clk 1:34:05] } 13. Bd3 { [%eval -0.27] [%clk 1:21:07] } 13... Rfe8 { [%eval -0.23] [%clk 1:31:52] } 14. Rfe1 { [%eval -0.5] [%clk 1:16:56] } 14... Ne4 { [%eval -0.38] [%clk 1:29:21] } 15. Ne5 { [%eval -0.7] [%clk 1:12:22] } 15... Nxe5 { [%eval -0.77] [%clk 1:27:03] } 16. dxe5 { [%eval -0.82] [%clk 1:11:34] } 16... Qxe5?! { [%eval -0.01] } { Inaccuracy. Bxe5 was best. } { [%clk 1:26:36] } 17. f4 { [%eval 0.0] [%clk 1:08:24] } 17... Qe7 { [%eval -0.04] [%clk 1:24:45] } 18. Nxe4 { [%eval -0.05] [%clk 1:06:39] } 18... dxe4 { [%eval 0.01] [%clk 1:25:09] } 19. Bxe4 { [%eval 0.0] [%clk 1:06:48] } 19... h6? { [%eval 1.65] } { Mistake. Qxe4 was best. } { [%clk 1:22:11] } 20. Qc3?! { [%eval 0.9] } { Inaccuracy. Bh7+ was best. } { [%clk 1:04:24] } 20... f6?? { [%eval 3.66] } { Blunder. Qf8 was best. } { [%clk 1:22:36] } 21. Qc4+ { [%eval 3.5] [%clk 1:02:43] } 21... Kh8 { [%eval 3.57] [%clk 1:22:55] } 22. Bb1 { [%eval 3.59] [%clk 1:00:56] } 22... Bc5?! { [%eval 5.17] } { Inaccuracy. Red8 was best. } { [%clk 1:12:50] } 23. Qd3 { [%eval 5.14] [%clk 0:59:32] } 23... Kg8 { [%eval 5.05] [%clk 1:13:09] } 24. Qh7+ { [%eval 4.99] [%clk 0:59:06] } 24... Kf8 { [%eval 5.12] [%clk 1:13:34] } 25. Bg6 { [%eval 5.13] [%clk 0:57:46] } 25... Qe6 { [%eval 5.14] [%clk 1:13:52] } 26. Bxf6 { [%eval 5.16] [%clk 0:50:58] } 26... Qg8 { [%eval 5.0] [%clk 1:06:27] } 27. Qxg8+ { [%eval 5.1] [%clk 0:50:00] } 27... Kxg8 { [%eval 4.95] [%clk 1:06:51] } 28. Bxe8 { [%eval 4.85] [%clk 0:50:23] } 28... Rxe8 { [%eval 4.68] [%clk 1:07:13] } 29. Be5 { [%eval 4.11] [%clk 0:49:41] } 29... Bc8 { [%eval 4.04] [%clk 1:07:22] } 30. Kf2 { [%eval 3.99] [%clk 0:49:40] } 30... Bf5 { [%eval 4.77] [%clk 1:07:20] } 31. Bd6 { [%eval 4.78] [%clk 0:49:57] } 31... Bg4 { [%eval 5.03] [%clk 1:07:40] } 32. Rd2 { [%eval 5.02] [%clk 0:49:03] } 32... Rd8 { [%eval 5.24] [%clk 1:08:02] } 33. h3 { [%eval 5.17] [%clk 0:49:28] } 33... Bh5 { [%eval 5.47] [%clk 1:08:07] } 34. g4 { [%eval 5.36] [%clk 0:49:51] } 34... Bxd6 { [%eval 6.35] [%clk 1:07:15] } 35. gxh5 { [%eval 6.37] [%clk 0:49:02] } 35... Kf8 { [%eval 6.47] [%clk 1:07:40] } 36. Red1 { [%eval 6.34] [%clk 0:49:23] } 36... Ke7 { [%eval 6.2] [%clk 1:08:06] } 37. Kf3 { [%eval 5.87] [%clk 0:49:34] } 37... Ke6 { [%eval 7.17] [%clk 1:08:30] } 38. e4 { [%eval 7.41] [%clk 0:49:53] } 38... Ke7 { [%eval 7.3] [%clk 1:08:53] } 39. e5 { [%eval 7.19] [%clk 0:50:16] } 39... Bc7 { [%eval 7.16] [%clk 1:09:20] } 40. Rxd8 { [%eval 7.02] [%clk 0:50:42] } 40... Bxd8 { [%eval 6.81] [%clk 1:09:46] } 41. Ke4 { [%eval 6.4] [%clk 0:50:55] } 41... Bc7 { [%eval 7.59] [%clk 1:10:12] } 42. Kf5 { [%eval 7.87] [%clk 0:51:03] } 42... a5 { [%eval 7.7] [%clk 1:10:36] } 43. Kg6 { [%eval 8.35] [%clk 0:51:18] } 43... b5 { [%eval 8.97] [%clk 1:11:02] } 44. Kxg7 { [%eval 8.72] [%clk 0:51:40] } 44... c5 { [%eval 10.72] [%clk 1:11:27] } 45. Kxh6 { [%eval 11.38] [%clk 0:52:03] } 45... a4 { [%eval 11.8] [%clk 1:11:51] } 46. Kg7 { [%eval 11.51] [%clk 0:52:25] } 46... c4 { [%eval 11.59] [%clk 1:12:14] } 47. bxc4 { [%eval 10.05] [%clk 0:52:52] } 47... bxc4?! { [%eval #12] } { Checkmate is now unavoidable. Bb6 was best. } { [%clk 1:12:40] } 48. h6 { [%eval #11] [%clk 0:53:15] } 48... c3 { [%eval #11] [%clk 1:13:06] } 49. h7 { [%eval #10] [%clk 0:53:41] } 49... c2 { [%clk 1:13:17] } 50. Rc1 { [%clk 0:54:07] } 1-0