Event: ECF English Open Championship 2025
Site: Kenilworth, Warwickshire, United Kingdom
Date: 2025-07-18
White: Vaddhireddy, Sai
WhiteElo: 1946
Black: Lapidus, Alexey M.
BlackElo: 1867
Result: 0-1
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard
TimeControl: G90 + 30 Secs/move

1. d4 { [%eval 0.17] [%clk 1:30:07] } 1... d5 { [%eval 0.2] [%clk 1:30:54] } 2. c4 { [%eval 0.18] [%clk 1:30:21] } 2... c6 { [%eval 0.21] [%clk 1:31:22] } 3. cxd5 { [%eval 0.15] [%clk 1:30:42] } 3... cxd5 { [%eval 0.19] [%clk 1:31:47] } 4. Nc3 { [%eval 0.07] [%clk 1:30:31] } 4... Nf6 { [%eval 0.2] [%clk 1:32:01] } 5. Bf4 { [%eval 0.15] [%clk 1:30:56] } 5... Nc6 { [%eval 0.21] [%clk 1:32:22] } 6. e3 { [%eval 0.14] [%clk 1:31:22] } 6... a6 { [%eval 0.16] [%clk 1:32:45] } 7. Be2 { [%eval 0.0] [%clk 1:31:44] } 7... Bf5 { [%eval 0.21] [%clk 1:33:00] } 8. Nf3 { [%eval 0.21] [%clk 1:32:05] } 8... e6 { [%eval 0.23] [%clk 1:32:51] } 9. Qb3 { [%eval 0.27] [%clk 1:32:25] } 9... Nh5 { [%eval 0.18] [%clk 1:32:30] } 10. Qxb7 { [%eval 0.07] [%clk 1:32:21] } 10... Na5 { [%eval 0.08] [%clk 1:32:33] } 11. Qc7 { [%eval 0.07] [%clk 1:32:47] } 11... Nxf4 { [%eval 0.07] [%clk 1:32:51] } 12. Qxd8+ { [%eval 0.07] [%clk 1:33:02] } 12... Rxd8 { [%eval 0.11] [%clk 1:33:14] } 13. exf4 { [%eval 0.06] [%clk 1:33:28] } 13... Rb8 { [%eval 0.02] [%clk 1:33:05] } 14. O-O-O { [%eval 0.02] [%clk 1:31:57] } 14... Bb4 { [%eval 0.04] [%clk 1:33:17] } 15. Nh4 { [%eval 0.07] [%clk 1:17:56] } 15... Be4 { [%eval 0.11] [%clk 1:32:11] } 16. Nxe4 { [%eval -0.11] [%clk 1:12:45] } 16... dxe4 { [%eval -0.21] [%clk 1:32:33] } 17. g3?? { [%eval -3.52] } { Blunder. b3 was best. } { [%clk 1:13:05] } 17... O-O? { [%eval -1.52] } { Mistake. Ke7 was best. } { [%clk 1:31:11] } 18. Kb1 { [%eval -1.77] [%clk 0:57:46] } 18... Bc3 { [%eval -1.98] [%clk 1:26:34] } 19. b3 { [%eval -2.04] [%clk 0:57:52] } 19... Rfc8 { [%eval -1.67] [%clk 1:15:29] } 20. Bxa6?? { [%eval -3.87] } { Blunder. Rc1 was best. } { [%clk 0:48:59] } 20... Rc6 { [%eval -4.29] [%clk 1:03:45] } 21. Rc1 { [%eval -4.51] [%clk 0:48:42] } 21... Nxb3 { [%eval -4.33] [%clk 1:02:34] } 22. axb3 { [%eval -4.56] [%clk 0:48:53] } 22... Rxb3+ { [%eval -4.08] [%clk 1:02:52] } 23. Kc2 { [%eval -4.45] [%clk 0:49:18] } 23... Rb2+ { [%eval -4.37] [%clk 1:02:29] } 24. Kd1 { [%eval -4.35] [%clk 0:49:43] } 24... Rd2+ { [%eval -4.36] [%clk 0:36:58] } 25. Ke1 { [%eval -4.25] [%clk 0:50:06] } 25... Rc2+ { [%eval -4.57] [%clk 0:37:19] } 26. Kd1 { [%eval -4.58] [%clk 0:50:25] } 26... Rxc1+ { [%eval -4.62] [%clk 0:37:24] } 27. Kxc1 { [%eval -4.57] [%clk 0:50:49] } 27... Bxd4+ { [%eval -4.52] [%clk 0:37:42] } 28. Kd2 { [%eval -4.49] [%clk 0:49:50] } 28... Rxa6 { [%eval -4.5] [%clk 0:37:58] } 29. Rc1 { [%eval -4.36] [%clk 0:47:42] } 29... Ra2+ { [%eval -4.0] [%clk 0:37:30] } 30. Rc2?! { [%eval -5.06] } { Inaccuracy. Kd1 was best. } { [%clk 0:45:27] } 30... Rxc2+ { [%eval -5.3] [%clk 0:36:56] } 31. Kxc2 { [%eval -5.3] [%clk 0:45:53] } 31... Bxf2 { [%eval -5.19] [%clk 0:37:12] } 32. f5 { [%eval -5.25] [%clk 0:46:09] } 32... exf5 { [%eval -4.96] [%clk 0:36:05] } 33. Nxf5 { [%eval -5.22] [%clk 0:46:33] } 33... g6 { [%eval -5.22] [%clk 0:34:18] } 34. Nd6 { [%eval -5.29] [%clk 0:45:59] } 34... f5 { [%eval -5.26] [%clk 0:34:03] } 35. Kd1 { [%eval -5.85] [%clk 0:45:30] } 35... Bg1 { [%eval -5.78] [%clk 0:33:37] } 36. Ke2?! { [%eval -7.67] } { Inaccuracy. h3 was best. } { [%clk 0:42:50] } 36... Bxh2 { [%eval -7.67] [%clk 0:32:31] } 37. Kf2 { [%eval -7.67] [%clk 0:43:15] } 37... e3+ { [%eval -7.59] [%clk 0:32:57] } 38. Kxe3 { [%eval -8.66] [%clk 0:43:40] } 38... Bxg3 { [%eval -8.42] [%clk 0:33:18] } 39. Nb5 { [%eval -8.29] [%clk 0:43:15] } 39... Kf7 { [%eval -7.9] [%clk 0:33:16] } 40. Kd4 { [%eval -7.6] [%clk 0:41:29] } 0-1