[Event "Chiến binh thông thái online20"] [Site "https://lichess.org/6RL4HhLL"] [Date "2021.09.19"] [White "VoHuongGiang2014"] [Black "The_eighth_Pain"] [Result "0-1"] [UTCDate "2021.09.19"] [UTCTime "03:38:07"] [WhiteElo "1442"] [BlackElo "1299"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+127"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C44"] [Opening "King's Knight Opening: Konstantinopolsky"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. g3 { C44 King's Knight Opening: Konstantinopolsky } Nf6 4. Nc3 Bc5 5. Bg2 d6 6. O-O O-O 7. d3 b6?! { (-0.25 → 0.73) Inaccuracy. a5 was best. } (7... a5 8. a3 Bg4 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. Qd2) 8. Nd5 Bb7?? { (0.47 → 5.02) Blunder. Nxd5 was best. } (8... Nxd5) 9. Nxf6+?? { (5.02 → 0.34) Blunder. Bg5 was best. } (9. Bg5) 9... Qxf6 10. Bg5 Qg6 11. c3 b5 12. b4 Bb6 13. Be7?? { (0.27 → -6.84) Blunder. a4 was best. } (13. a4 bxa4 14. Qd2 Qe6 15. Be3 a5 16. b5 Nb8 17. c4 Bxe3 18. Qxe3 c6 19. Rfb1 Nd7) 13... Nxe7 14. Nh4 Qf6 15. Nf5 Nxf5 16. exf5 Bxg2 17. Kxg2 Qxf5 18. c4 bxc4 19. dxc4 c5 20. bxc5 Bxc5 21. Kg1 Rab8 22. Rb1 Rxb1 23. Qxb1 Qf6 24. Re1? { (-8.36 → Mate in 2) Checkmate is now unavoidable. Qd1 was best. } (24. Qd1 Rb8 25. Qe2 g6 26. Rd1 h5 27. Rd3 e4 28. Rb3 Rxb3 29. axb3 Qa1+ 30. Qf1) 24... Rd8? { (Mate in 2 → -8.01) Lost forced checkmate sequence. Qxf2+ was best. } (24... Qxf2+ 25. Kh1 Qf3#) 25. Qc2 d5 26. cxd5 Rxd5 27. Re4 g5 28. h4 h5 29. hxg5 Qxg5 30. Qc4?? { (-7.00 → Mate in 4) Checkmate is now unavoidable. Kg2 was best. } (30. Kg2 Bd4) 30... Rd4? { (Mate in 4 → -8.08) Lost forced checkmate sequence. Qxg3+ was best. } (30... Qxg3+ 31. Kh1 Rd1+ 32. Re1 Rxe1+ 33. Qf1 Rxf1#) 31. Rxd4 Bxd4 32. Qc8+ Kg7 33. Qh3 Qd2 34. a4? { (-9.84 → Mate in 2) Checkmate is now unavoidable. Qf5 was best. } (34. Qf5 Bxf2+) 34... Qxf2+ 35. Kh1 Qg1# { Black wins by checkmate. } 0-1