[Event "KCA 03 Online Swiss"] [Site "https://lichess.org/n6cvoykw"] [Date "2026.02.27"] [Round "-"] [White "Onel_Chess"] [Black "bavinduramasinghe"] [Result "1-0"] [GameId "n6cvoykw"] [UTCDate "2026.02.27"] [UTCTime "14:56:22"] [WhiteElo "928"] [BlackElo "534"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C49"] [Opening "Four Knights Game: Spanish Variation, Double Spanish"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... Nc6 { [%eval 0.21] } 3. Nc3 { [%eval 0.06] } 3... Nf6 { [%eval 0.07] } 4. Bb5 { [%eval 0.04] } 4... Bb4 { [%eval 0.14] } { C49 Four Knights Game: Spanish Variation, Double Spanish } 5. a3 { [%eval -0.03] } 5... a6?? { (-0.03 → 4.25) Blunder. Bxc3 was best. } { [%eval 4.25] } (5... Bxc3 6. dxc3 Nxe4 7. Bxc6 dxc6 8. Qxd8+ Kxd8 9. Nxe5 Nd6 10. Bf4) 6. Bxc6?? { (4.25 → 0.25) Blunder. axb4 was best. } { [%eval 0.25] } (6. axb4 Nxb4 7. O-O c5 8. Nxe5 O-O 9. Be2 Re8 10. Nc4 Nxe4) 6... Bxc3 { [%eval 0.28] } 7. dxc3 { [%eval 0.0] } 7... bxc6 { [%eval 0.08] } 8. Bg5 { [%eval -0.09] } 8... O-O { [%eval -0.1] } 9. Bxf6 { [%eval -0.44] } 9... gxf6?? { (-0.44 → 1.29) Blunder. Qxf6 was best. } { [%eval 1.29] } (9... Qxf6 10. Qd3 d6 11. O-O a5 12. b4 Be6 13. Nd2 Qf4) 10. O-O?! { (1.29 → 0.51) Inaccuracy. Qd2 was best. } { [%eval 0.51] } (10. Qd2 Kh8 11. h3 Rg8 12. g4 d5 13. O-O-O Rb8 14. Rhe1 Qe7) 10... d5 { [%eval 0.53] } 11. exd5 { [%eval 0.15] } 11... cxd5 { [%eval 0.22] } 12. c4 { [%eval -0.17] } 12... Bg4? { (-0.17 → 1.28) Mistake. dxc4 was best. } { [%eval 1.28] } (12... dxc4 13. Qe2 Qd5 14. Nd2 Bb7 15. f3 c3 16. bxc3 Bc6 17. Ne4 Qe6 18. Qe3) 13. cxd5 { [%eval 1.39] } 13... Bxf3? { (1.39 → 2.82) Mistake. f5 was best. } { [%eval 2.82] } (13... f5 14. Qd2 Re8 15. c4 Bxf3 16. gxf3 Re6 17. Kh1 Rg6 18. Rg1 Qh4 19. Rae1) 14. Qxf3 { [%eval 2.74] } 14... Rc8 { [%eval 3.2] } 15. Rfe1 { [%eval 2.79] } 15... f5? { (2.79 → 5.02) Mistake. c6 was best. } { [%eval 5.02] } (15... c6 16. dxc6 Qd6 17. c4 Qxc6 18. Re4 Qe6 19. Rae1 Rfd8 20. b4 h6 21. Qc3) 16. Qxf5 { [%eval 4.19] } 16... Rb8 { [%eval 4.84] } 17. Re3?! { (4.84 → 3.78) Inaccuracy. Rxe5 was best. } { [%eval 3.78] } (17. Rxe5 Rxb2 18. Qg4+ Kh8 19. Qd4 f6 20. Qxb2 fxe5 21. c4 Qd6) 17... Rxb2? { (3.78 → 7.15) Mistake. f6 was best. } { [%eval 7.15] } (17... f6 18. b3 Qxd5 19. Rd3 Qf7 20. Rad1 Rbe8 21. h4 Qe6 22. Rg3+ Kh8 23. Qxe6) 18. Rg3+ { [%eval 7.42] } 18... Kh8 { [%eval 7.32] } 19. Qxe5+ { [%eval 7.17] } 19... Qf6? { (7.17 → Mate in 1) Checkmate is now unavoidable. f6 was best. } { [%eval #1] } (19... f6 20. Qxb2 Qxd5 21. Re1 Qc5 22. Qa1 Qb6 23. h4 c5 24. Qd1 Qc7 25. Qh5) 20. Qxf6# { White wins by checkmate. } 1-0