Event: Round 4: Rivera, Alberto - Guerrero, Javier Eduardo
Date: 2025-05-12
White: Rivera, Alberto
WhiteTitle: IM
WhiteElo: 2261
Black: Guerrero, Javier Eduardo
BlackElo: 2108
Result: 1-0
ECO: E12
Opening: Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense
Variant: Standard
TimeControl: 15+10

1. d4 { [%eval 0.17] [%clk 0:15:10] } 1... Nf6 { [%eval 0.19] [%clk 0:15:10] } 2. Nf3 { [%eval 0.11] [%clk 0:15:17] } 2... b6 { [%eval 0.32] [%clk 0:15:16] } 3. c4 { [%eval 0.22] [%clk 0:15:25] } 3... e6 { [%eval 0.19] [%clk 0:15:23] } 4. a3 { [%eval 0.18] [%clk 0:15:34] } 4... Bb7 { [%eval 0.14] [%clk 0:15:32] } 5. Nc3 { [%eval 0.14] [%clk 0:15:43] } 5... Be7 { [%eval 0.59] [%clk 0:15:41] } 6. d5 { [%eval 0.56] [%clk 0:15:51] } 6... d6 { [%eval 0.55] [%clk 0:14:21] } 7. g3 { [%eval 0.42] [%clk 0:15:28] } 7... e5?! { [%eval 1.01] } { Inaccuracy. O-O was best. } { [%clk 0:14:27] } 8. Bg2 { [%eval 0.82] [%clk 0:15:31] } 8... O-O { [%eval 0.84] [%clk 0:14:29] } 9. O-O { [%eval 0.85] [%clk 0:15:40] } 9... a5 { [%eval 1.02] [%clk 0:14:20] } 10. e4 { [%eval 0.78] [%clk 0:15:27] } 10... Na6 { [%eval 0.75] [%clk 0:13:06] } 11. Ne1 { [%eval 0.71] [%clk 0:15:08] } 11... Nc5 { [%eval 0.75] [%clk 0:13:10] } 12. Nd3 { [%eval 0.5] [%clk 0:14:52] } 12... Nfd7 { [%eval 0.45] [%clk 0:12:49] } 13. Be3 { [%eval 0.29] [%clk 0:14:47] } 13... Nxd3 { [%eval 0.77] [%clk 0:12:17] } 14. Qxd3 { [%eval 0.59] [%clk 0:14:56] } 14... Nc5 { [%eval 0.74] [%clk 0:12:27] } 15. Qc2 { [%eval 0.72] [%clk 0:15:05] } 15... Bc8 { [%eval 0.8] [%clk 0:11:00] } 16. b4 { [%eval 0.75] [%clk 0:15:09] } 16... Nd7 { [%eval 0.75] [%clk 0:10:47] } 17. Na4 { [%eval 0.26] [%clk 0:14:39] } 17... Bg5 { [%eval 0.27] [%clk 0:10:29] } 18. Bxg5 { [%eval 0.27] [%clk 0:14:41] } 18... Qxg5 { [%eval 0.36] [%clk 0:10:38] } 19. c5 { [%eval 0.33] [%clk 0:14:51] } 19... Ba6 { [%eval 0.83] [%clk 0:07:48] } 20. Rfc1?! { [%eval 0.0] } { Inaccuracy. Rfb1 was best. } { [%clk 0:14:26] } 20... b5?? { [%eval 1.99] } { Blunder. bxc5 was best. } { [%clk 0:07:10] } 21. Nc3 { [%eval 1.78] [%clk 0:14:30] } 21... dxc5 { [%eval 2.4] [%clk 0:07:12] } 22. bxc5 { [%eval 2.32] [%clk 0:14:26] } 22... Nxc5 { [%eval 2.18] [%clk 0:07:21] } 23. Nxb5 { [%eval 2.09] [%clk 0:14:22] } 23... Bxb5 { [%eval 2.39] [%clk 0:03:08] } 24. Qxc5 { [%eval 2.39] [%clk 0:14:32] } 24... Bd7 { [%eval 2.58] [%clk 0:03:18] } 25. h4 { [%eval 2.42] [%clk 0:14:10] } 25... Qh6 { [%eval 2.23] [%clk 0:03:17] } 26. Rab1 { [%eval 1.84] [%clk 0:13:42] } 26... Rfc8 { [%clk 0:02:09] } 27. Rb7 { [%clk 0:13:41] } 27... g5 { [%clk 0:02:03] } 28. hxg5 { [%clk 0:13:43] } 28... Qxg5 { [%clk 0:02:12] } 29. Qe3 { [%clk 0:12:51] } 29... Qd8 { [%clk 0:01:57] } 30. Qh6 { [%clk 0:12:13] } 30... Rab8 { [%clk 0:01:47] } 31. Ra7 { [%clk 0:11:42] } 31... a4 { [%clk 0:01:56] } 32. Bh3 { [%clk 0:10:45] } 32... Rb6 { [%clk 0:01:57] } 33. Qh5 { [%clk 0:10:38] } 33... Bxh3 { [%clk 0:01:40] } 34. Qxh3 { [%clk 0:10:47] } 34... c6 { [%clk 0:00:59] } 35. Qg4+ { [%clk 0:09:17] } 35... Kf8 { [%clk 0:00:52] } 36. d6 { [%clk 0:08:42] } 36... Rcb8 { [%clk 0:00:35] } 37. Qf5 { [%clk 0:08:41] } 37... R8b7 { [%clk 0:00:27] } 38. Rxb7 { [%clk 0:08:37] } 38... Rxb7 { [%clk 0:00:36] } 39. Rxc6 { [%clk 0:08:02] } 39... Qd7 { [%clk 0:00:17] } 40. Rc8+ { [%clk 0:08:05] } 40... Kg7 { [%clk 0:00:26] } 41. Qg5# { [%clk 0:08:14] } 1-0