Event: Round 4: Borges Oliveros, Sebastian Francisco - Leyva Proenza, Richard
Site: https://lichess.org/broadcast/torneo-itt-invitacional-venezuela-2025-circuito-de-torneos-internacionales-fva/round-4/O93ToIR6/tBt70SMV
Date: 2025-09-17
White: Borges Oliveros, Sebastian Francisco
WhiteTitle: FM
WhiteElo: 2006
Black: Leyva Proenza, Richard
BlackTitle: IM
BlackElo: 2333
Result: 1/2-1/2
ECO: E73
Opening: King's Indian Defense: Semi-Averbakh System
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:19:41] } 2. c4 { [%eval 0.18] [%clk 1:31:07] } 2... g6 { [%eval 0.28] [%clk 1:20:05] } 3. Nc3 { [%eval 0.18] [%clk 1:31:22] } 3... Bg7 { [%eval 0.51] [%clk 1:20:33] } 4. e4 { [%eval 0.4] [%clk 1:31:40] } 4... d6 { [%eval 0.55] [%clk 1:20:59] } 5. Be2 { [%eval 0.51] [%clk 1:32:01] } 5... O-O { [%eval 0.48] [%clk 1:20:25] } 6. Be3 { [%eval 0.5] [%clk 1:32:23] } 6... e5 { [%eval 0.61] [%clk 1:20:14] } 7. d5 { [%eval 0.51] [%clk 1:32:41] } 7... Na6 { [%eval 0.65] [%clk 1:19:46] } 8. g4 { [%eval 0.63] [%clk 1:32:26] } 8... Nc5 { [%eval 0.63] [%clk 1:20:03] } 9. f3 { [%eval 0.74] [%clk 1:32:45] } 9... a5 { [%eval 0.84] [%clk 1:20:31] } 10. h4 { [%eval 0.73] [%clk 1:32:25] } 10... c6 { [%eval 1.18] [%clk 1:17:40] } 11. h5 { [%eval 1.17] [%clk 1:24:38] } 11... cxd5 { [%eval 1.15] [%clk 1:18:07] } 12. cxd5 { [%eval 1.24] [%clk 1:24:59] } 12... a4 { [%eval 1.11] [%clk 1:12:52] } 13. Qd2 { [%eval 1.23] [%clk 1:22:24] } 13... Qa5 { [%eval 1.45] [%clk 1:13:10] } 14. h6 { [%eval 1.48] [%clk 1:14:55] } 14... Bh8 { [%eval 1.43] [%clk 1:13:34] } 15. Nb5 { [%eval 1.36] [%clk 1:14:51] } 15... Qd8 { [%eval 1.47] [%clk 1:10:48] } 16. Nh3 { [%eval 1.51] [%clk 1:09:50] } 16... b6 { [%eval 1.69] [%clk 1:06:00] } 17. Nf2 { [%eval 1.74] [%clk 1:07:01] } 17... Ne8 { [%eval 2.11] [%clk 1:04:33] } 18. Nd3 { [%eval 2.06] [%clk 1:03:57] } 18... Bd7 { [%eval 2.42] [%clk 1:03:47] } 19. Nb4 { [%eval 2.04] [%clk 1:02:01] } 19... Bf6 { [%eval 2.48] [%clk 1:04:15] } 20. g5?! { [%eval 1.67] } { Inaccuracy. O-O-O was best. } { [%clk 0:47:45] } 20... Be7 { [%eval 1.63] [%clk 1:04:18] } 21. Rd1 { [%eval 1.66] [%clk 0:40:39] } 21... Qc8 { [%eval 1.48] [%clk 1:00:06] } 22. Nc3 { [%eval 1.64] [%clk 0:38:24] } 22... f5 { [%eval 2.23] [%clk 0:58:37] } 23. gxf6?! { [%eval 1.29] } { Inaccuracy. Nc6 was best. } { [%clk 0:36:58] } 23... Bxf6 { [%eval 1.15] [%clk 0:54:39] } 24. Nc6 { [%eval 1.01] [%clk 0:36:29] } 24... Kh8 { [%eval 1.09] [%clk 0:53:20] } 25. Bg5?! { [%eval 0.31] } { Inaccuracy. f4 was best. } { [%clk 0:33:22] } 25... Nc7 { [%eval 0.58] [%clk 0:49:36] } 26. Rf1 { [%eval 0.34] [%clk 0:23:49] } 26... Qe8?! { [%eval 1.43] } { Inaccuracy. Bxg5 was best. } { [%clk 0:49:48] } 27. Bxf6+?! { [%eval 0.59] } { Inaccuracy. f4 was best. } { [%clk 0:19:50] } 27... Rxf6 { [%eval 0.83] [%clk 0:49:48] } 28. f4 { [%eval 0.83] [%clk 0:19:29] } 28... exf4?! { [%eval 1.75] } { Inaccuracy. Bxc6 was best. } { [%clk 0:49:48] } 29. Qd4 { [%eval 1.24] [%clk 0:19:29] } 29... Bxc6?? { [%eval #2] } { Checkmate is now unavoidable. Qf8 was best. } 30. dxc6?? { [%eval 1.21] } { Lost forced checkmate sequence. Qxf6+ was best. } 30... Qe5 { [%eval 1.53] } 31. Qd2?? { [%eval -1.47] } { Blunder. Nd5 was best. } 31... Qe8?? { [%eval 4.08] } { Blunder. g5 was best. } { [%clk 0:49:48] } 32. Nd5?? { [%eval 0.31] } { Blunder. Rxf4 was best. } { [%clk 0:19:29] } 32... Nxd5 { [%eval 0.52] [%clk 0:49:48] } 1/2-1/2