Event: Round 4: Perelman, Hernan - Ccahuancama, Abraham William
Date: 2025-04-25
White: Perelman, Hernan
WhiteTitle: FM
WhiteElo: 2253
Black: Ccahuancama, Abraham William
BlackElo: 1909
Result: 1-0
ECO: E11
Opening: Bogo-Indian Defense: Retreat Variation
Variant: Standard
TimeControl: 3+2

1. d4 { [%eval 0.17] [%clk 0:03:01] } 1... Nf6 { [%eval 0.19] [%clk 0:03:03] } 2. Nf3 { [%eval 0.11] [%clk 0:02:59] } 2... e6 { [%eval 0.14] [%clk 0:03:04] } 3. c4 { [%eval 0.12] [%clk 0:03:00] } 3... d5 { [%eval 0.17] [%clk 0:03:05] } 4. g3 { [%eval 0.1] [%clk 0:03:01] } 4... Bb4+ { [%eval 0.13] [%clk 0:03:03] } 5. Bd2 { [%eval 0.13] [%clk 0:03:01] } 5... Be7 { [%eval 0.22] [%clk 0:03:04] } 6. Bg2 { [%eval 0.07] [%clk 0:03:02] } 6... O-O { [%eval 0.13] [%clk 0:03:03] } 7. O-O { [%eval 0.1] [%clk 0:03:02] } 7... c6 { [%eval 0.15] [%clk 0:03:01] } 8. Qc2 { [%eval 0.11] [%clk 0:03:03] } 8... b6 { [%eval 0.22] [%clk 0:02:56] } 9. Rd1 { [%eval 0.15] [%clk 0:03:03] } 9... Nbd7 { [%eval 0.18] [%clk 0:02:52] } 10. b3 { [%eval 0.17] [%clk 0:02:59] } 10... a5 { [%eval 0.12] [%clk 0:02:44] } 11. Nc3 { [%eval -0.16] [%clk 0:02:57] } 11... Ba6 { [%eval -0.15] [%clk 0:02:42] } 12. e4 { [%eval -0.29] [%clk 0:02:36] } 12... dxc4 { [%eval -0.44] [%clk 0:02:30] } 13. bxc4 { [%eval -0.3] [%clk 0:02:18] } 13... Bxc4 { [%eval -0.45] [%clk 0:02:21] } 14. Bf4 { [%eval -0.47] [%clk 0:02:17] } 14... b5? { [%eval 0.65] } { Mistake. Rc8 was best. } { [%clk 0:01:57] } 15. Nd2 { [%eval 0.73] [%clk 0:02:15] } 15... Nb6 { [%eval 0.82] [%clk 0:01:52] } 16. Nxc4 { [%eval 0.75] [%clk 0:02:08] } 16... Nxc4 { [%eval 0.82] [%clk 0:01:51] } 17. d5 { [%eval 0.85] [%clk 0:02:08] } 17... e5 { [%eval 0.91] [%clk 0:01:30] } 18. dxc6 { [%eval 0.93] [%clk 0:02:07] } 18... Qb6 { [%eval 0.89] [%clk 0:01:31] } 19. Bg5 { [%eval 0.91] [%clk 0:02:04] } 19... Qxc6 { [%eval 0.94] [%clk 0:01:12] } 20. Rac1? { [%eval -0.18] } { Mistake. Nd5 was best. } { [%clk 0:02:00] } 20... Rfc8 { [%eval 0.34] [%clk 0:00:16] } 21. Bh3 { [%eval 0.44] [%clk 0:02:00] } 21... Rc7?? { [%eval 2.35] } { Blunder. Ba3 was best. } { [%clk 0:00:16] } 22. Bxf6 { [%eval 2.21] [%clk 0:01:59] } 22... Bxf6 { [%eval 2.19] [%clk 0:00:17] } 23. Nd5 { [%eval 1.93] [%clk 0:02:00] } 23... Rcc8?? { [%eval 4.26] } { Blunder. Rb7 was best. } { [%clk 0:00:14] } 24. a4 { [%eval 4.31] [%clk 0:01:55] } 24... Bg5 { [%eval 4.62] [%clk 0:00:12] } 25. Bxc8 { [%eval 4.58] [%clk 0:01:53] } 25... Rxc8 { [%eval 4.69] [%clk 0:00:11] } 26. axb5 { [%eval 4.57] [%clk 0:01:53] } 26... Qxb5 { [%eval 4.76] [%clk 0:00:12] } 27. Rb1?! { [%eval 3.8] } { Inaccuracy. h4 was best. } { [%clk 0:01:47] } 27... Qc5 { [%eval 4.7] [%clk 0:00:07] } 28. h4 { [%eval 4.23] [%clk 0:01:40] } 28... Bd8 { [%eval 4.85] [%clk 0:00:07] } 29. Rdc1 { [%eval 4.72] [%clk 0:01:35] } 29... Qd4 { [%eval 5.18] [%clk 0:00:06] } 30. Ne3 { [%eval 4.38] [%clk 0:01:22] } 1-0