Event: South African Chess Open
Site: South Africa
Date: 2025-06-30
White: Mahlangu, Sello
WhiteTitle: CM
WhiteElo: 2014
Black: Simpson, Michael
BlackTitle: IM
BlackElo: 2204
Result: 1/2-1/2
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:27:55] } 1... d5 { [%eval 0.2] [%clk 1:30:57] } 2. c4 { [%eval 0.18] [%clk 1:28:22] } 2... e6 { [%eval 0.17] [%clk 1:31:19] } 3. Nc3 { [%eval 0.18] [%clk 1:28:48] } 3... Nf6 { [%eval 0.24] [%clk 1:31:42] } 4. cxd5 { [%eval 0.22] [%clk 1:29:14] } 4... exd5 { [%eval 0.2] [%clk 1:32:11] } 5. Bg5 { [%eval 0.21] [%clk 1:29:38] } 5... Bb4 { [%eval 0.28] [%clk 1:32:38] } 6. e3 { [%eval 0.21] [%clk 1:29:59] } 6... h6 { [%eval 0.21] [%clk 1:33:05] } 7. Bh4 { [%eval 0.26] [%clk 1:30:26] } 7... g5 { [%eval 0.31] [%clk 1:33:30] } 8. Bg3 { [%eval 0.25] [%clk 1:30:54] } 8... Ne4 { [%eval 0.27] [%clk 1:33:54] } 9. Qb3 { [%eval 0.06] [%clk 1:31:21] } 9... c5 { [%eval 0.24] [%clk 1:33:49] } 10. Bb5+ { [%eval -0.03] [%clk 1:29:01] } 10... Nc6 { [%eval 0.0] [%clk 1:30:27] } 11. dxc5 { [%eval -0.35] [%clk 1:24:07] } 11... Qa5 { [%eval -0.31] [%clk 1:11:39] } 12. Bxc6+ { [%eval -0.31] [%clk 1:12:30] } 12... bxc6 { [%eval -0.31] [%clk 1:12:08] } 13. Ne2 { [%eval -0.25] [%clk 1:10:54] } 13... Ba6 { [%eval -0.27] [%clk 1:10:56] } 14. Qc2 { [%eval -0.32] [%clk 1:06:15] } 14... Bxe2 { [%eval 0.0] [%clk 0:44:41] } 15. Kxe2 { [%eval 0.0] [%clk 1:05:06] } 15... Bxc3 { [%eval 0.0] [%clk 0:45:09] } 16. bxc3 { [%eval -0.11] [%clk 1:05:11] } 16... Nxc3+ { [%eval 0.36] [%clk 0:45:09] } 17. Kf1 { [%eval 0.41] [%clk 0:58:09] } 17... Qb5+ { [%eval 0.61] [%clk 0:35:55] } 18. Ke1 { [%eval 0.73] [%clk 0:58:34] } 18... Ne4 { [%eval 0.69] [%clk 0:36:20] } 19. Be5 { [%eval 0.5] [%clk 0:55:34] } 19... O-O?! { [%eval 1.09] } { Inaccuracy. Rg8 was best. } { [%clk 0:34:09] } 20. Bd4 { [%eval 1.15] [%clk 0:53:35] } 20... Qb4+ { [%eval 1.1] [%clk 0:18:10] } 21. Kf1?! { [%eval 0.11] } { Inaccuracy. Kd1 was best. } { [%clk 0:51:14] } 21... f5 { [%eval 0.05] [%clk 0:13:02] } 22. f3 { [%eval 0.0] [%clk 0:48:59] } 22... Qc4+?! { [%eval 0.91] } { Inaccuracy. f4 was best. } { [%clk 0:11:43] } 23. Qxc4 { [%eval 0.87] [%clk 0:47:15] } 23... Nd2+ { [%eval 0.98] [%clk 0:12:11] } 24. Ke2?! { [%eval 0.11] } { Inaccuracy. Kf2 was best. } { [%clk 0:46:53] } 24... Nxc4 { [%eval 0.23] [%clk 0:12:39] } 25. Rab1 { [%eval 0.31] [%clk 0:46:09] } 25... Rab8?? { [%eval 2.3] } { Blunder. Rae8 was best. } { [%clk 0:12:37] } 26. Rxb8 { [%eval 2.32] [%clk 0:46:05] } 26... Rxb8 { [%eval 2.24] [%clk 0:13:05] } 27. h4 { [%eval 2.12] [%clk 0:46:26] } 27... g4?! { [%eval 3.13] } { Inaccuracy. gxh4 was best. } { [%clk 0:11:59] } 28. fxg4 { [%eval 3.23] [%clk 0:46:38] } 28... fxg4 { [%eval 3.12] [%clk 0:12:28] } 29. h5?? { [%eval 0.59] } { Blunder. Rf1 was best. } { [%clk 0:46:58] } 29... Re8 { [%eval 0.66] [%clk 0:11:35] } 30. Kd3 { [%eval 0.46] [%clk 0:45:10] } 30... Ne5+ { [%eval 0.42] [%clk 0:11:16] } 31. Kc3 { [%eval 0.6] [%clk 0:45:28] } 31... Nc4? { [%eval 2.11] } { Mistake. Kf7 was best. } { [%clk 0:09:06] } 32. Kd3? { [%eval 0.58] } { Mistake. Rb1 was best. } { [%clk 0:45:22] } 32... Ne5+ { [%eval 0.55] [%clk 0:09:11] } 33. Kc3 { [%eval 0.6] [%clk 0:44:06] } 33... Nc4?? { [%eval 2.66] } { Blunder. Kf7 was best. } { [%clk 0:09:26] } 34. Kd3?? { [%eval 0.0] } { Blunder. Rf1 was best. } { [%clk 0:44:08] } 1/2-1/2