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Ncethelo, Bongolethu vs Klaasen, Calvin John

2026.06.28 · game 1
White to move
PGN
[Event "SA Open 2026 Championship"]
[Site "https://lichess.org/broadcast/south-african-open-championship-2026-championship/round-1/ZKBLwnN7/jWgFLOOI"]
[Date "2026.06.28"]
[Round "1.3"]
[White "Ncethelo, Bongolethu"]
[Black "Klaasen, Calvin John"]
[Result "0-1"]
[WhiteElo "1869"]
[WhiteFideId "14353091"]
[BlackElo "2171"]
[BlackTitle "FM"]
[BlackFideId "14300133"]
[Variant "Standard"]
[ECO "A38"]
[Opening "English Opening: Symmetrical Variation, Full Symmetry Line"]
[UTCDate "2026.06.28"]
[UTCTime "14:22:43"]
[BroadcastName "South African Open Championship 2026 - Championship"]
[BroadcastURL "https://lichess.org/broadcast/south-african-open-championship-2026-championship/round-1/ZKBLwnN7"]
[GameURL "https://lichess.org/broadcast/south-african-open-championship-2026-championship/round-1/ZKBLwnN7/jWgFLOOI"]

1. c4 { [%eval 0.11] [%clk 1:30:58] } 1... c5 { [%eval 0.19] [%clk 1:30:37] } 2. Nf3 { [%eval 0.16] [%clk 1:30:59] } 2... Nf6 { [%eval 0.19] [%clk 1:31:00] } 3. Nc3 { [%eval 0.17] [%clk 1:30:25] } 3... Nc6 { [%eval 0.22] [%clk 1:30:51] } 4. g3 { [%eval 0.11] [%clk 1:27:45] } 4... g6 { [%eval 0.32] [%clk 1:30:39] } 5. Bg2 { [%eval 0.28] [%clk 1:28:10] } 5... Bg7 { [%eval 0.29] [%clk 1:31:05] } 6. d4 { [%eval 0.35] [%clk 1:27:06] } 6... cxd4 { [%eval 0.44] [%clk 1:29:23] } 7. Nxd4 { [%eval 0.35] [%clk 1:27:21] } 7... O-O { [%eval 0.33] [%clk 1:28:28] } 8. O-O { [%eval 0.47] [%clk 1:24:46] } 8... Nxd4 { [%eval 0.52] [%clk 1:25:22] } 9. Qxd4 { [%eval 0.52] [%clk 1:25:09] } 9... d6 { [%eval 0.47] [%clk 1:25:19] } 10. Qd3 { [%eval 0.48] [%clk 1:24:24] } 10... a6 { [%eval 0.45] [%clk 1:23:47] } 11. b3 { [%eval 0.0] [%clk 1:21:41] } 11... Bf5 { [%eval -0.03] [%clk 1:16:37] } 12. Qd2 { [%eval 0.0] [%clk 1:20:02] } 12... Ne4 { [%eval 0.0] [%clk 1:13:13] } 13. Bxe4 { [%eval 0.01] [%clk 1:19:38] } 13... Bxe4 { [%eval -0.05] [%clk 1:13:31] } 14. Bb2 { [%eval -0.03] [%clk 1:19:57] } 14... Bc6 { [%eval 0.04] [%clk 1:11:43] } 15. Nd5 { [%eval 0.0] [%clk 1:16:39] } 15... Bxb2 { [%eval 0.0] [%clk 1:09:16] } 16. Qxb2 { [%eval 0.0] [%clk 1:17:04] } 16... Bxd5 { [%eval -0.05] [%clk 1:04:59] } 17. cxd5 { [%eval 0.0] [%clk 1:17:27] } 17... Qa5 { [%eval 0.0] [%clk 1:05:17] } 18. e4 { [%eval -0.05] [%clk 1:14:11] } 18... Rac8 { [%eval 0.0] [%clk 1:03:42] } 19. Rac1 { [%eval 0.0] [%clk 1:12:35] } 19... Qb4 { [%eval 0.0] [%clk 0:57:20] } 20. Rfe1 { [%eval -0.29] [%clk 1:10:14] } 20... Rc5 { [%eval -0.39] [%clk 0:55:37] } 21. a3 { [%eval -0.45] [%clk 0:54:20] } 21... Qb5?! { [%eval 0.15] } { Inaccuracy. Rxc1 was best. } { [%clk 0:43:33] } 22. Rxc5 { [%eval 0.07] [%clk 0:53:56] } 22... dxc5 { [%eval 0.13] [%clk 0:43:54] } 23. Qc3 { [%eval 0.0] [%clk 0:53:16] } 23... Rc8 { [%eval 0.14] [%clk 0:42:52] } 24. Re3 { [%eval -0.01] [%clk 0:45:00] } 24... c4 { [%eval 0.0] [%clk 0:39:13] } 25. b4 { [%eval 0.0] [%clk 0:44:32] } 25... Qd7 { [%eval 0.0] [%clk 0:39:08] } 26. Qd4 { [%eval 0.0] [%clk 0:43:00] } 26... b5 { [%eval 0.0] [%clk 0:38:55] } 27. e5? { [%eval -1.35] } { Mistake. h4 was best. } { [%clk 0:40:14] } 27... Rd8 { [%eval -1.33] [%clk 0:29:51] } 28. Qb6?? { [%eval -3.49] } { Blunder. Qh4 was best. } { [%clk 0:15:15] } 28... Qxd5 { [%eval -3.08] [%clk 0:27:00] } 29. Qxa6 { [%eval -3.12] [%clk 0:15:14] } 29... Ra8 { [%eval -3.39] [%clk 0:27:15] } 30. Qb6 { [%eval -3.17] [%clk 0:15:25] } 30... Rc8 { [%eval -2.92] [%clk 0:25:55] } 31. e6 { [%eval -3.62] [%clk 0:11:04] } 31... c3 { [%eval -3.28] [%clk 0:22:04] } 32. exf7+ { [%eval -3.8] [%clk 0:11:24] } 32... Kxf7 { [%eval -3.58] [%clk 0:20:22] } 33. Re1 { [%eval -3.69] [%clk 0:11:40] } 33... c2 { [%eval -3.47] [%clk 0:20:22] } 34. Qe3 { [%eval -2.91] [%clk 0:12:01] } 34... e6? { [%eval -1.33] } { Mistake. e5 was best. } { [%clk 0:17:23] } 35. Rc1 { [%eval -1.37] [%clk 0:11:53] } 35... Rd8 { [%eval -1.37] [%clk 0:14:54] } 36. h4 { [%eval -1.15] [%clk 0:10:56] } 36... Qd2? { [%eval 0.0] } { Mistake. Qc4 was best. } { [%clk 0:11:46] } 37. Qxd2 { [%eval 0.0] [%clk 0:10:50] } 37... Rxd2 { [%eval 0.0] [%clk 0:12:00] } 38. Kg2 { [%eval 0.0] [%clk 0:11:17] } 38... Kf6 { [%eval 0.0] [%clk 0:11:52] } 39. Kf3 { [%eval 0.0] [%clk 0:11:36] } 39... Rd3+ { [%eval 0.0] [%clk 0:11:36] } 40. Ke2 { [%eval 0.0] [%clk 0:09:40] } 40... Rxa3 { [%eval 0.0] [%clk 0:11:44] } 41. Rxc2 { [%eval 0.0] [%clk 0:10:05] } 41... Rb3 { [%eval 0.0] [%clk 0:12:07] } 42. Rc5 { [%eval -0.15] [%clk 0:09:08] } 42... Rxb4 { [%eval -0.41] [%clk 0:12:26] } 43. h5?? { [%eval -3.42] } { Blunder. Ke3 was best. } { [%clk 0:09:32] } 43... Re4+ { [%eval -3.32] [%clk 0:10:13] } 44. Kf3 { [%eval -3.07] [%clk 0:08:14] } 44... Re5 { [%eval -3.21] [%clk 0:10:17] } 45. Rc7 { [%eval -2.98] [%clk 0:08:42] } 45... Rxh5? { [%eval -1.52] } { Mistake. Rf5+ was best. } { [%clk 0:10:17] } 46. g4 { [%eval -1.15] [%clk 0:09:07] } 46... Rh3+ { [%eval -0.77] [%clk 0:09:31] } 47. Kg2 { [%eval -2.06] [%clk 0:09:25] } 47... Rb3 { [%eval -1.14] [%clk 0:09:22] } 48. Rxh7 { [%eval -1.26] [%clk 0:07:58] } 48... Kg5?! { [%eval -0.32] } { Inaccuracy. b4 was best. } { [%clk 0:07:58] } 49. f3 { [%eval -0.51] [%clk 0:07:15] } 49... b4 { [%eval -0.34] [%clk 0:06:39] } 50. Rb7 { [%eval -0.54] [%clk 0:07:10] } 50... e5 { [%eval -0.6] [%clk 0:05:25] } 51. Rb8?? { [%eval -4.48] } { Blunder. Rb6 was best. } { [%clk 0:07:33] } 51... Rb2+?? { [%eval 0.0] } { Blunder. e4 was best. } { [%clk 0:05:07] } 52. Kg3 { [%eval 0.0] [%clk 0:07:56] } 52... Rb1 { [%eval 0.0] [%clk 0:05:36] } 53. Rb5 { [%eval 0.0] [%clk 0:08:05] } 53... Kf6 { [%eval 0.0] [%clk 0:05:20] } 54. Rb6+ { [%eval 0.0] [%clk 0:08:33] } 54... Kf7 { [%eval 0.0] [%clk 0:05:26] } 55. Rb7+ { [%eval -0.1] [%clk 0:08:59] } 55... Ke6 { [%eval 0.0] [%clk 0:04:35] } 56. Rb6+ { [%eval 0.0] [%clk 0:08:54] } 56... Kd5 { [%eval 0.0] [%clk 0:03:25] } 0-1
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