Event: Round 2: Chiriboga, Dennys - Chacon Guzman, Kevin Stiwar
Site: https://lichess.org/broadcast/campeonato-panamericano-2025-para-ciegos-y-disminuidos-visuales--baja-vision/round-2/AZxznHFi/BNj2Rx6S
Date: 2025-10-28
White: Chiriboga, Dennys
WhiteElo: 1646
Black: Chacon Guzman, Kevin Stiwar
BlackElo: 1685
Result: 1-0
ECO: B41
Opening: Sicilian Defense: Kan Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:30] } 1... c5 { [%eval 0.24] [%clk 1:30:30] } 2. Nf3 { [%eval 0.2] [%clk 1:30:30] } 2... e6 { [%eval 0.28] [%clk 1:30:30] } 3. d4 { [%eval 0.4] [%clk 1:30:30] } 3... cxd4 { [%eval 0.29] [%clk 1:30:30] } 4. Nxd4 { [%eval 0.34] [%clk 1:30:30] } 4... a6 { [%eval 0.42] [%clk 1:30:30] } 5. Be3 { [%eval 0.28] } 5... Nc6 { [%eval 0.41] [%clk 1:30:34] } 6. a3 { [%eval 0.38] } 6... Nxd4 { [%eval 0.77] } 7. Qxd4 { [%eval 0.83] } 7... Ne7 { [%eval 0.91] } 8. Bg5?! { [%eval 0.02] } { Inaccuracy. c4 was best. } 8... Qa5+ { [%eval 0.16] } 9. Bd2 { [%eval 0.14] } 9... Qc7 { [%eval 0.13] } 10. Nc3 { [%eval 0.2] } 10... Nc6 { [%eval 0.25] } 11. Qe3 { [%eval 0.25] } 11... b6 { [%eval 0.38] } 12. Qg3 { [%eval 0.42] } 12... d6?! { [%eval 1.37] } { Inaccuracy. Qxg3 was best. } 13. Bd3 { [%eval 0.87] } 13... Bb7 { [%eval 1.07] } 14. f4 { [%eval 0.85] } 14... b5 { [%eval 1.15] } 15. O-O { [%eval 1.03] } 15... h5 { [%eval 1.03] } 16. f5 { [%eval 1.0] } 16... h4 { [%eval 0.87] } 17. Qg5? { [%eval -0.46] } { Mistake. Qh3 was best. } 17... Qe7?? { [%eval 2.33] } { Blunder. Ne5 was best. } 18. fxe6 { [%eval 2.12] } 18... Qxg5 { [%eval 2.17] } 19. exf7+ { [%eval 2.83] } 19... Kd7 { [%eval 2.58] } 20. Bxg5 { [%eval 2.57] } 20... Ne5 { [%eval 2.03] } 21. Nd5 { [%eval 2.19] } 21... Bxd5 { [%eval 2.21] } 22. exd5 { [%eval 2.16] } 22... g6? { [%eval 4.16] } { Mistake. Nxd3 was best. } 23. Bf6 { [%eval 4.01] } 23... Rh6 { [%eval 4.05] } 24. b4?! { [%eval 3.13] } { Inaccuracy. Be2 was best. } 24... Kc7?! { [%eval 4.52] } { Inaccuracy. Nxd3 was best. } 25. Rae1 { [%eval 4.47] } 25... Kd7 { [%eval 4.96] } 26. h3?! { [%eval 3.83] } { Inaccuracy. Bxe5 was best. } 26... Rh5?! { [%eval 4.91] } { Inaccuracy. Nxd3 was best. } 27. Be2 { [%eval 4.81] } 27... Rf5 { [%eval 4.72] } 28. Bxe5?! { [%eval 3.64] } { Inaccuracy. Rxf5 was best. } 28... Ke7?! { [%eval 5.7] } { Inaccuracy. Rxe5 was best. } 29. Bg4?? { [%eval 2.65] } { Blunder. Bf4 was best. } 29... Rxe5 { [%eval 2.48] [%clk 1:30:30] } 30. Be6 { [%eval 2.27] [%clk 1:30:30] } 30... Ra7?! { [%eval 3.43] } { Inaccuracy. Rxe1 was best. } { [%clk 1:30:30] } 31. Ra1 { [%eval 3.55] [%clk 1:30:30] } 31... Re2?! { [%eval 4.66] } { Inaccuracy. Re4 was best. } { [%clk 1:30:30] } 32. a4 { [%eval 4.67] [%clk 1:30:30] } 32... bxa4 { [%eval 4.52] [%clk 1:30:30] } 33. Rxa4 { [%eval 4.12] [%clk 1:30:30] } 33... Rxc2?! { [%eval 5.8] } { Inaccuracy. Re4 was best. } { [%clk 1:30:30] } 34. b5 { [%eval 5.89] [%clk 1:30:30] } 34... a5?? { [%eval #29] } { Checkmate is now unavoidable. Ra8 was best. } { [%clk 1:30:30] } 35. b6 { [%eval 11.56] [%clk 1:30:30] } 35... Ra6?! { [%eval #15] } { Checkmate is now unavoidable. Rb7 was best. } { [%clk 1:30:30] } 36. b7?? { [%eval 6.92] } { Lost forced checkmate sequence. Re4 was best. } { [%clk 1:30:30] } 36... Rb2?? { [%eval #5] } { Checkmate is now unavoidable. Rb6 was best. } { [%clk 1:30:30] } 37. Rc1?? { [%eval 5.42] } { Lost forced checkmate sequence. Rc4 was best. } { [%clk 1:30:30] } 37... Rab6 { [%eval 5.31] [%clk 1:30:30] } 38. Rxa5 { [%eval 4.73] [%clk 1:30:30] } 38... Rxb7 { [%eval 4.73] [%clk 1:30:30] } 39. Ra8 { [%eval 4.62] } 39... Bh6 { [%eval 4.62] } 40. Rf1?? { [%eval 0.66] } { Blunder. f8=Q+ was best. } 40... Bf8?? { [%eval #1] } { Checkmate is now unavoidable. Rb8 was best. } 41. Re8# 1-0