Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Chen, Muxi
WhiteElo: 1858
Black: Colmenares, Aurelio
BlackTitle: FM
BlackElo: 2276
Result: 0-1
ECO: C42
Opening: Petrov's Defense: Nimzowitsch Attack
Variant: Standard
TimeControl: 3' + 2''/mv from move 1

1. e4 { [%eval 0.15] [%clk 0:03:01] } 1... e5 { [%eval 0.21] [%clk 0:02:40] } 2. Nf3 { [%eval 0.11] [%clk 0:03:01] } 2... Nf6 { [%eval 0.3] [%clk 0:02:42] } 3. Nxe5 { [%eval 0.19] [%clk 0:02:57] } 3... d6 { [%eval 0.32] [%clk 0:02:43] } 4. Nf3 { [%eval 0.25] [%clk 0:02:56] } 4... Nxe4 { [%eval 0.24] [%clk 0:02:44] } 5. Nc3 { [%eval 0.17] [%clk 0:02:57] } 5... Nxc3 { [%eval 0.15] [%clk 0:02:45] } 6. dxc3 { [%eval 0.17] [%clk 0:02:58] } 6... Be7 { [%eval 0.16] [%clk 0:02:46] } 7. Be3 { [%eval 0.18] [%clk 0:02:48] } 7... Nd7 { [%eval 0.19] [%clk 0:02:46] } 8. Bd3 { [%eval 0.18] [%clk 0:02:45] } 8... O-O { [%eval 0.07] [%clk 0:02:43] } 9. Qd2 { [%eval 0.14] [%clk 0:02:31] } 9... Nf6 { [%eval 0.16] [%clk 0:02:42] } 10. O-O-O { [%eval 0.23] [%clk 0:02:26] } 10... c5 { [%eval 0.43] [%clk 0:02:43] } 11. c4?! { [%eval -0.25] } { Inaccuracy. Bg5 was best. } { [%clk 0:02:25] } 11... b5 { [%eval -0.35] [%clk 0:02:43] } 12. cxb5 { [%eval -0.24] [%clk 0:02:13] } 12... a6 { [%eval -0.3] [%clk 0:02:45] } 13. Kb1? { [%eval -1.58] } { Mistake. b6 was best. } { [%clk 0:02:05] } 13... d5?! { [%eval -0.81] } { Inaccuracy. axb5 was best. } { [%clk 0:02:40] } 14. c4?! { [%eval -1.58] } { Inaccuracy. b6 was best. } { [%clk 0:01:37] } 14... dxc4?! { [%eval -0.69] } { Inaccuracy. axb5 was best. } { [%clk 0:02:06] } 15. Bxc4 { [%eval -0.64] [%clk 0:01:31] } 15... Qb6 { [%eval -0.73] [%clk 0:02:04] } 16. Qb4?? { [%eval -2.83] } { Blunder. bxa6 was best. } { [%clk 0:01:09] } 16... Bf5+ { [%eval -2.84] [%clk 0:01:50] } 17. Ka1 { [%eval -3.22] [%clk 0:01:05] } 17... Rfb8? { [%eval -1.85] } { Mistake. Ng4 was best. } { [%clk 0:01:49] } 18. Qb3 { [%eval -1.78] [%clk 0:01:02] } 18... axb5 { [%eval -1.75] [%clk 0:01:16] } 19. Bxf7+ { [%eval -1.78] [%clk 0:01:02] } 19... Kf8 { [%eval -1.43] [%clk 0:01:18] } 20. Nh4?! { [%eval -2.04] } { Inaccuracy. Ng5 was best. } { [%clk 0:00:54] } 20... Be4?? { [%eval 0.0] } { Blunder. Bg4 was best. } { [%clk 0:01:02] } 21. f3 { [%eval -0.12] [%clk 0:00:53] } 21... c4?? { [%eval 2.18] } { Blunder. Qc7 was best. } { [%clk 0:01:04] } 22. Bxb6 { [%eval 2.15] [%clk 0:00:40] } 22... cxb3 { [%eval 2.18] [%clk 0:01:00] } 23. fxe4?? { [%eval -4.33] } { Blunder. Bxb3 was best. } { [%clk 0:00:37] } 23... Kxf7 { [%eval -3.53] [%clk 0:00:57] } 24. Bd4?? { [%eval -7.28] } { Blunder. a3 was best. } { [%clk 0:00:38] } 24... Rxa2+ { [%eval -7.13] [%clk 0:00:57] } 25. Kb1 { [%eval -7.14] [%clk 0:00:40] } 25... Rba8 { [%eval -6.6] [%clk 0:00:58] } 26. Kc1 { [%eval -6.66] [%clk 0:00:36] } 26... Nxe4 { [%eval -5.63] [%clk 0:00:59] } 27. Rhf1+?? { [%eval #-3] } { Checkmate is now unavoidable. Rdf1+ was best. } { [%clk 0:00:37] } 27... Kg8 { [%eval #-2] [%clk 0:01:00] } 0-1