Event: Round 4: Sandro Mareco - Sion Radamantys Galaviz Medina
Site: https://lichess.dev/study/XwQuV1LD/ml3H2JGo
Date: 2023-10-13
White: Sandro Mareco
WhiteTitle: GM
WhiteElo: 2606
Black: Sion Radamantys Galaviz Medina
BlackTitle: IM
BlackElo: 2454
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:30:56] } 2. Nf3 { [%eval 0.0] [%clk 1:31:25] } 2... d6 { [%eval 0.0] [%clk 1:31:22] } 3. d4 { [%eval 0.25] [%clk 1:31:49] } 3... cxd4 { [%eval 0.13] [%clk 1:31:49] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:16] } 4... Nf6 { [%eval 0.3] [%clk 1:32:15] } 5. Nc3 { [%eval 0.21] [%clk 1:32:42] } 5... a6 { [%eval 0.39] [%clk 1:32:41] } 6. Be3 { [%eval 0.12] [%clk 1:33:08] } 6... e5 { [%eval 0.31] [%clk 1:32:47] } 7. Nb3 { [%eval 0.25] [%clk 1:33:33] } 7... Be7 { [%eval 0.13] [%clk 1:32:07] } 8. f3 { [%eval 0.38] [%clk 1:33:58] } 8... Be6 { [%eval 0.44] [%clk 1:32:33] } 9. Qd2 { [%eval 0.33] [%clk 1:34:24] } 9... h5 { [%eval 0.39] [%clk 1:32:23] } 10. Be2 { [%eval 0.44] [%clk 1:32:25] } 10... Nbd7 { [%eval 0.55] [%clk 1:32:10] } 11. Nd5 { [%eval 0.37] [%clk 1:32:47] } 11... Bxd5 { [%eval 0.41] [%clk 1:30:50] } 12. exd5 { [%eval 0.39] [%clk 1:33:12] } 12... Qc7 { [%eval 0.55] [%clk 1:31:14] } 13. c4 { [%eval 0.33] [%clk 1:31:41] } 13... a5 { [%eval 0.25] [%clk 1:30:03] } 14. Rc1 { [%eval 0.24] [%clk 1:30:33] } 14... O-O { [%eval 0.28] [%clk 1:29:08] } 15. O-O { [%eval 0.25] [%clk 1:30:56] } 15... h4 { [%eval 0.44] [%clk 1:26:45] } 16. Bd3 { [%eval 0.0] [%clk 0:53:11] } 16... Nh5 { [%eval -0.1] [%clk 1:11:37] } 17. Rfd1 { [%eval -0.33] [%clk 0:43:38] } 17... a4 { [%eval -0.27] [%clk 1:04:46] } 18. Na1 { [%eval -0.35] [%clk 0:44:04] } 18... Nc5 { [%eval -0.42] [%clk 1:05:09] } 19. Nc2 { [%eval -0.67] [%clk 0:44:12] } 19... Bd8?! { [%eval -0.09] } { Inaccuracy. Nxd3 was best. } { [%clk 0:57:30] } 20. Na3 { [%eval 0.0] [%clk 0:44:05] } 20... Qe7 { [%eval 0.18] [%clk 0:57:12] } 21. Bb1 { [%eval -0.33] [%clk 0:26:00] } 21... Ba5?! { [%eval 0.5] } { Inaccuracy. f5 was best. } { [%clk 0:52:01] } 22. Qc2? { [%eval -0.66] } { Mistake. Bg5 was best. } { [%clk 0:26:18] } 22... f5 { [%eval -0.58] [%clk 0:50:06] } 23. Nb5 { [%eval -0.65] [%clk 0:25:15] } 23... Rac8 { [%eval -0.72] [%clk 0:49:04] } 24. b3 { [%eval -0.82] [%clk 0:25:16] } 24... axb3 { [%eval -1.08] [%clk 0:48:40] } 25. axb3 { [%eval -0.94] [%clk 0:25:40] } 25... Bb4 { [%eval -0.88] [%clk 0:48:00] } 26. Re1?! { [%eval -1.53] } { Inaccuracy. Bd2 was best. } { [%clk 0:15:21] } 26... Qf6?! { [%eval -0.91] } { Inaccuracy. Rce8 was best. } { [%clk 0:44:33] } 27. Rcd1 { [%eval -1.17] [%clk 0:13:24] } 27... Qg6 { [%eval -0.85] [%clk 0:39:19] } 28. Bd2 { [%eval -0.91] [%clk 0:13:16] } 28... Bxd2 { [%eval -0.97] [%clk 0:38:32] } 29. Rxd2 { [%eval -0.77] [%clk 0:13:39] } 29... e4 { [%eval -0.92] [%clk 0:28:42] } 30. Qc3 { [%eval -0.91] [%clk 0:09:24] } 30... Nf4 { [%eval -0.73] [%clk 0:22:06] } 31. Qe3 { [%eval -0.59] [%clk 0:09:44] } 31... Qh6 { [%eval -0.52] [%clk 0:15:07] } 32. fxe4 { [%eval -0.42] [%clk 0:01:59] } 32... fxe4 { [%eval -0.45] [%clk 0:14:35] } 33. Nc3 { [%eval -0.42] [%clk 0:01:42] } 33... Ncd3 { [%eval 0.0] [%clk 0:08:51] } 34. Red1 { [%eval 0.0] [%clk 0:01:12] } 34... Rce8 { [%eval 0.08] [%clk 0:02:11] } 35. Nxe4 { [%eval 0.27] [%clk 0:01:30] } 1/2-1/2