[Event "GIẢI ĐẤU NỘI BỘ CV 09 Arena"] [Site "https://lichess.org/K1VwfsOB"] [Date "2026.06.12"] [Round "-"] [White "kohikae"] [Black "nguyenphanquynhanh"] [Result "1-0"] [GameId "K1VwfsOB"] [UTCDate "2026.06.12"] [UTCTime "11:48:58"] [WhiteElo "1946"] [BlackElo "1803"] [WhiteRatingDiff "+93"] [BlackRatingDiff "-121"] [Variant "Standard"] [TimeControl "360+0"] [ECO "C40"] [Opening "King's Pawn Game: Gunderam Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... c6?! { (0.18 → 1.17) Inaccuracy. Nc6 was best. } { [%eval 1.17] } { C40 King's Pawn Game: Gunderam Gambit } (2... Nc6 3. Bc4 Nf6 4. d3 a6 5. c3 Bc5 6. O-O d6 7. Re1) 3. Bc4?! { (1.17 → 0.09) Inaccuracy. d4 was best. } { [%eval 0.09] } (3. d4 exd4 4. Qxd4 Qb6 5. Bf4 Qxd4 6. Nxd4 Nf6 7. Nc3 d6) 3... d5 { [%eval 0.2] } 4. Bb3 { [%eval 0.24] } 4... b5? { (0.24 → 1.66) Mistake. a5 was best. } { [%eval 1.66] } (4... a5 5. a4 Nf6 6. Nc3 Bd6 7. d4 exd4 8. Qxd4 Qe7 9. O-O) 5. exd5 { [%eval 1.57] } 5... Nd7? { (1.57 → 3.08) Mistake. Nf6 was best. } { [%eval 3.08] } (5... Nf6 6. Nxe5 Bd6 7. d4 O-O 8. O-O Nxd5 9. a4 b4 10. Re1) 6. d4?! { (3.08 → 2.15) Inaccuracy. dxc6 was best. } { [%eval 2.15] } (6. dxc6 Nc5 7. Qe2 Nxb3 8. axb3 a6 9. O-O Ne7 10. Nxe5 f6 11. Nd7 Kf7) 6... cxd5?! { (2.15 → 3.21) Inaccuracy. c5 was best. } { [%eval 3.21] } (6... c5 7. dxe5 c4 8. Qe2 Bc5 9. O-O Nh6 10. Bxh6 gxh6 11. e6 Nf6 12. a4) 7. dxe5 { [%eval 2.87] } 7... Nxe5? { (2.87 → 4.74) Mistake. Ne7 was best. } { [%eval 4.74] } (7... Ne7 8. Nc3 Nc5 9. Be3 Nxb3 10. axb3 b4 11. Nb5 Nc6 12. O-O Bg4 13. Ra6) 8. Nxe5 { [%eval 4.57] } 8... Bd6?! { (4.57 → 5.91) Inaccuracy. Nf6 was best. } { [%eval 5.91] } (8... Nf6 9. O-O Bd6 10. Nf3 O-O 11. Bg5 Bb7 12. Nc3 Bc5 13. Nxb5 d4 14. Nbxd4) 9. Nc6?! { (5.91 → 3.96) Inaccuracy. Qxd5 was best. } { [%eval 3.96] } (9. Qxd5 Be6 10. Qxb5+ Kf8 11. Bxe6 fxe6 12. Nd2 Nf6 13. O-O Rc8 14. Ndf3 Rxc2) 9... Kf8? { (3.96 → 7.85) Mistake. Qc7 was best. } { [%eval 7.85] } (9... Qc7 10. Qe2+ Kf8 11. Nd4 Nf6 12. Nc3 Bg4 13. Qd3 Re8+ 14. Kf1 Bc5 15. Be3) 10. Nxd8 { [%eval 7.78] } 10... f5 { [%eval 9.41] } 11. Bxd5 { [%eval 9.38] } 11... Rb8 { [%eval 9.06] } 12. O-O { [%eval 8.46] } 12... Nh6 { [%eval 9.82] } 13. Bxh6 { [%eval 9.48] } 13... gxh6 { [%eval 14.0] } 14. Nc3 { [%eval 9.99] } 14... a5? { (9.99 → Mate in 13) Checkmate is now unavoidable. Ke7 was best. } { [%eval #13] } (14... Ke7 15. Nc6+ Kd7 16. Nxb8+ Kc7 17. Nxb5+ Kxb8 18. Nxd6 f4 19. Qd4 Rg8 20. Qb4+) 15. Re1 { [%eval 12.48] } 15... Be5 { [%eval 13.25] } 16. Rxe5 { [%eval 13.54] } 16... Rg8 { [%eval 11.76] } 17. Rxf5+ { [%eval 10.92] } 17... Ke8?! { (10.92 → Mate in 2) Checkmate is now unavoidable. Bxf5 was best. } { [%eval #2] } (17... Bxf5 18. Bxg8 h5 19. Qd6+ Kxg8 20. Qxb8 Bxc2 21. Nd5 h6) 18. Qh5+ { [%eval #7] } 18... Kxd8 { [%eval #7] } 19. Qxh6 { [%eval #9] } 19... Bxf5 { [%eval #9] } 20. Re1?! { (Mate in 9 → 10.62) Lost forced checkmate sequence. Qd6+ was best. } { [%eval 10.62] } (20. Qd6+ Kc8 21. Qc6+ Kd8 22. Bxg8 Bd7 23. Qd6 Rb7 24. Re1 Kc8 25. Nd5 Ra7) 20... Bxc2?! { (10.62 → Mate in 4) Checkmate is now unavoidable. Rg6 was best. } { [%eval #4] } (20... Rg6 21. Qf8+ Kc7 22. Qxf5 Kb6 23. Qd7 h5 24. g3 Rh6 25. Qxb5+ Kc7 26. Qc5+) 21. Bxg8 { [%eval #4] } 21... Rc8 { [%eval #1] } 22. Nd5 { [%eval #4] } 22... b4 { [%eval #1] } 23. Nb6 { [%eval #3] } 23... Rc6 { [%eval #2] } 24. Qg5+ { [%eval #5] } 24... Kc7 { [%eval #5] } 25. Nd5+ { [%eval #6] } 25... Kb7 { [%eval #6] } 26. Rc1 { [%eval #9] } 26... Be4 { [%eval #4] } 27. Nf6?! { (Mate in 4 → 11.88) Lost forced checkmate sequence. Qe7+ was best. } { [%eval 11.88] } (27. Qe7+ Kb8 28. Rxc6 Bxd5 29. Qc7+ Ka8 30. Ra6#) 27... Bc2?! { (11.88 → Mate in 7) Checkmate is now unavoidable. Rc3 was best. } { [%eval #7] } (27... Rc3 28. Nxe4 h6 29. Qd5+ Kc7 30. bxc3 bxc3 31. Qc5+ Kb7 32. Bd5+ Kb8) 28. Bd5 { [%eval #7] } 28... Ka7 { [%eval #5] } 29. Bxc6 { [%eval #4] } 29... a4 { [%eval #2] } 30. Rxc2 { [%eval #3] } 30... b3 { [%eval #2] } 31. axb3 { [%eval #3] } 31... axb3 { [%eval #2] } 32. Rc5 { [%eval #3] } 32... Kb8 { [%eval #3] } 33. Nd7+ { [%eval #2] } 33... Ka7 { [%eval #1] } 34. Ra5# { White wins by checkmate. } 1-0