Event: Quantbox Chennai Grandmasters Chess Tournament 2025
Site: https://lichess.org/broadcast/chennai-grand-masters-2025--masters/round-9/S0uNktxj/ysmkvDGu
White: Robson, Ray
WhiteTitle: GM
WhiteElo: 2687
Black: Keymer, Vincent
BlackTitle: GM
BlackElo: 2730
Result: 0-1
ECO: E12
Opening: Queen's Indian Defense: Kasparov-Petrosian Variation, Hedgehog Variation
Variant: Standard
TimeControl: 90 minutes + 30 seconds per move

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:53] } 2. c4 { [%eval 0.18] [%clk 1:31:19] } 2... e6 { [%eval 0.14] [%clk 1:31:18] } 3. Nf3 { [%eval 0.11] [%clk 1:31:36] } 3... b6 { [%eval 0.23] [%clk 1:31:44] } 4. a3 { [%eval 0.18] [%clk 1:31:24] } 4... Bb7 { [%eval 0.14] [%clk 1:30:59] } 5. Nc3 { [%eval 0.14] [%clk 1:31:33] } 5... g6 { [%eval 0.47] [%clk 1:25:04] } 6. Qc2 { [%eval 0.43] [%clk 1:10:55] } 6... d5 { [%eval 0.54] [%clk 1:17:13] } 7. cxd5 { [%eval 0.46] [%clk 1:03:10] } 7... exd5 { [%eval 0.5] [%clk 1:17:35] } 8. Bf4 { [%eval 0.63] [%clk 1:01:33] } 8... a6 { [%eval 0.59] [%clk 1:17:06] } 9. g3 { [%eval 0.42] [%clk 0:54:03] } 9... Bg7 { [%eval 0.54] [%clk 1:08:53] } 10. Bg2 { [%eval 0.52] [%clk 0:53:24] } 10... O-O { [%eval 0.51] [%clk 1:09:04] } 11. O-O { [%eval 0.47] [%clk 0:52:21] } 11... Re8 { [%eval 0.37] [%clk 1:04:54] } 12. Rfd1 { [%eval 0.28] [%clk 0:46:45] } 12... Nbd7 { [%eval 0.27] [%clk 0:54:25] } 13. Rac1 { [%eval 0.28] [%clk 0:34:43] } 13... c6 { [%eval 0.52] [%clk 0:44:49] } 14. a4 { [%eval 0.23] [%clk 0:23:16] } 14... a5 { [%eval 0.2] [%clk 0:44:21] } 15. Bd6 { [%eval 0.0] [%clk 0:19:46] } 15... h5 { [%eval 0.37] [%clk 0:37:44] } 16. e3 { [%eval 0.2] [%clk 0:19:03] } 16... Nb8 { [%eval 0.26] [%clk 0:37:03] } 17. Be5 { [%eval 0.13] [%clk 0:16:44] } 17... Na6 { [%eval 0.21] [%clk 0:35:32] } 18. b3 { [%eval -0.27] [%clk 0:15:10] } 18... Nb4 { [%eval -0.42] [%clk 0:32:10] } 19. Qb1 { [%eval -0.67] [%clk 0:15:38] } 19... Bc8 { [%eval -0.55] [%clk 0:30:03] } 20. Qb2 { [%eval -0.64] [%clk 0:15:14] } 20... Bf5 { [%eval -0.75] [%clk 0:27:51] } 21. Qe2 { [%eval -0.68] [%clk 0:15:41] } 21... Bf8 { [%eval -0.38] [%clk 0:22:50] } 22. h4 { [%eval -0.91] [%clk 0:14:44] } 22... Bg4 { [%eval -0.99] [%clk 0:22:20] } 23. Na2 { [%eval -1.31] [%clk 0:11:38] } 23... Rc8 { [%eval -1.24] [%clk 0:20:41] } 24. Nxb4 { [%eval -1.33] [%clk 0:11:37] } 24... axb4 { [%eval -1.29] [%clk 0:21:03] } 25. Qa6 { [%eval -1.43] [%clk 0:10:50] } 25... Ne4 { [%eval -1.37] [%clk 0:16:46] } 26. a5?! { [%eval -2.46] } { Inaccuracy. Bf4 was best. } { [%clk 0:11:19] } 26... bxa5 { [%eval -2.61] [%clk 0:15:44] } 27. Rxc6 { [%eval -2.78] [%clk 0:10:53] } 27... Rxc6 { [%eval -2.66] [%clk 0:14:09] } 28. Qxc6 { [%eval -2.45] [%clk 0:11:21] } 28... Qa8 { [%eval -1.92] [%clk 0:09:15] } 29. Rc1 { [%eval -1.91] [%clk 0:10:48] } 29... Qxc6 { [%eval -2.54] [%clk 0:05:45] } 30. Rxc6 { [%eval -2.34] [%clk 0:11:16] } 30... Rc8 { [%eval -2.02] [%clk 0:06:10] } 31. Rxc8?! { [%eval -3.3] } { Inaccuracy. Rb6 was best. } { [%clk 0:01:54] } 31... Bxc8 { [%eval -3.22] [%clk 0:06:38] } 32. Ng5?! { [%eval -4.87] } { Inaccuracy. Ne1 was best. } { [%clk 0:01:20] } 32... Nc3 { [%eval -4.56] [%clk 0:05:19] } 33. Nf3 { [%eval -5.54] [%clk 0:00:46] } 33... a4 { [%eval -5.43] [%clk 0:05:13] } 34. bxa4 { [%eval -5.3] [%clk 0:01:10] } 34... b3 { [%eval -5.29] [%clk 0:05:34] } 35. Bf1 { [%eval -6.38] [%clk 0:00:31] } 35... b2 { [%eval -6.07] [%clk 0:05:27] } 36. Bd3 { [%eval -6.81] [%clk 0:00:31] } 36... Bb4 { [%eval -6.45] [%clk 0:05:31] } 37. Kg2 { [%eval -7.01] [%clk 0:00:33] } 37... Bf5 { [%eval -7.08] [%clk 0:05:46] } 38. Bxf5 { [%eval -6.66] [%clk 0:00:48] } 38... gxf5 { [%eval -6.86] [%clk 0:06:15] } 39. Nd2 { [%eval -7.02] [%clk 0:01:11] } 39... Nxa4 { [%eval -7.36] [%clk 0:06:40] } 40. Nb1 { [%eval -7.38] [%clk 0:01:37] } 40... Nc3 { [%eval -6.96] [%clk 0:07:05] } 41. Nd2 { [%eval -7.38] [%clk 0:02:00] } 41... Nb5 { [%eval -7.3] [%clk 0:07:31] } 0-1