[Event "Cờ Vua Logic Lần Thứ 23 - U11"] [Site "https://lichess.org/9YIR7tNe"] [Date "2026.06.07"] [Round "-"] [White "phamtrungquan31"] [Black "Khanh130715"] [Result "0-1"] [GameId "9YIR7tNe"] [UTCDate "2026.06.07"] [UTCTime "12:47:32"] [WhiteElo "1654"] [BlackElo "1135"] [WhiteRatingDiff "-354"] [BlackRatingDiff "+248"] [Variant "Standard"] [TimeControl "180+1"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... d6 { [%eval 0.55] } { C41 Philidor Defense } 3. Nc3 { [%eval 0.31] } 3... Be7 { [%eval 0.51] } 4. Bc4 { [%eval 0.19] } 4... Nf6 { [%eval 0.37] } 5. O-O { [%eval 0.28] } 5... O-O { [%eval 0.16] } 6. Re1 { [%eval 0.1] } 6... Bg4 { [%eval 0.39] } 7. d3 { [%eval 0.13] } 7... Nc6 { [%eval 0.17] } 8. Bg5? { (0.17 → -1.09) Mistake. h3 was best. } { [%eval -1.09] } (8. h3 Bxf3 9. Qxf3 Nd4 10. Qd1 c6 11. a4 Qc7 12. Be3 Ne6) 8... Nd4 { [%eval -1.2] } 9. Re3? { (-1.20 → -2.64) Mistake. Be3 was best. } { [%eval -2.64] } (9. Be3 Bxf3 10. gxf3 Nh5 11. Bxd4 exd4 12. Ne2 c6 13. Bb3 Bg5 14. Nxd4 g6) 9... Nxf3+? { (-2.64 → -1.36) Mistake. c6 was best. } { [%eval -1.36] } (9... c6 10. Re1 b5 11. Bb3 Bxf3 12. gxf3 a5 13. a3 Nh5 14. Be3 Bg5 15. Kh1) 10. Rxf3?! { (-1.36 → -2.43) Inaccuracy. gxf3 was best. } { [%eval -2.43] } (10. gxf3 Bh5 11. Ne2 h6 12. Bxf6 Bxf6 13. Ng3 Bg6 14. Re1 Bg5 15. d4 Qf6) 10... Bxf3 { [%eval -2.18] } 11. Qxf3 { [%eval -1.97] } 11... h6 { [%eval -1.71] } 12. Bh4?! { (-1.71 → -2.49) Inaccuracy. Bd2 was best. } { [%eval -2.49] } (12. Bd2 c6 13. a4 Qd7 14. Bb3 Qg4 15. Qxg4 Nxg4 16. g3 Nf6 17. h4 a5) 12... Nh7 { [%eval -2.16] } 13. Bxe7 { [%eval -2.1] } 13... Qxe7 { [%eval -2.02] } 14. Qe3 { [%eval -2.66] } 14... Nf6 { [%eval -2.55] } 15. d4 { [%eval -2.94] } 15... Nd5?? { (-2.94 → 3.75) Blunder. exd4 was best. } { [%eval 3.75] } (15... exd4 16. Qxd4 c6 17. Rd1 b5 18. Bd3 Rfe8 19. a4 bxa4 20. Qxa4 Qc7 21. h3) 16. exd5 { [%eval 3.45] } 16... Rae8 { [%eval 3.54] } 17. h3?! { (3.54 → 2.73) Inaccuracy. dxe5 was best. } { [%eval 2.73] } (17. dxe5 Qh4 18. Bb5 Rxe5 19. Qxa7 f5 20. Rf1 Qb4 21. Qa4 Qxb2 22. Qb3 Qxb3) 17... exd4 { [%eval 3.47] } 18. Qxd4 { [%eval 3.54] } 18... Qe5 { [%eval 3.75] } 19. Qxa7 { [%eval 3.76] } 19... Qf4 { [%eval 3.78] } 20. Ne2?? { (3.78 → -3.34) Blunder. Bd3 was best. } { [%eval -3.34] } (20. Bd3 Re5 21. Qa4 Qxa4 22. Nxa4 Rxd5 23. Nc3 Re5 24. Nb5 Re7 25. a4 Rfe8) 20... Qxc4 { [%eval -3.11] } 21. Re1? { (-3.11 → -5.67) Mistake. Nc3 was best. } { [%eval -5.67] } (21. Nc3 Re5 22. Rd1 Qb4 23. Qd4 Qxb2 24. Rb1 Qxc2 25. Rxb7 Re1+ 26. Kh2 Rfe8) 21... Rxe2 { [%eval -5.74] } 22. Rxe2 { [%eval -5.76] } 22... Qxe2 { [%eval -5.43] } 23. Kh2 { [%eval -5.82] } 23... Qxc2 { [%eval -5.67] } 24. Qxb7 { [%eval -6.99] } 24... Qxf2 { [%eval -6.85] } 25. Qxc7 { [%eval -7.85] } 25... Qf4+ { [%eval -7.23] } 26. Kh1 { [%eval -7.59] } 26... Re8 { [%eval -7.99] } 27. Qa5 { [%eval -8.07] } 27... Re2 { [%eval -7.86] } 28. b4? { (-7.86 → Mate in 1) Checkmate is now unavoidable. Qa7 was best. } { [%eval #-1] } (28. Qa7 Re1+ 29. Qg1 Rxg1+ 30. Kxg1 Qd4+ 31. Kf1 Qxb2 32. h4 h5 33. a4 Kh7) 28... Re1# { Black wins by checkmate. } 0-1