[Event "hehe Arena"] [Site "https://lichess.org/YSeHyi6X"] [Date "2021.07.20"] [White "BaoChau3009"] [Black "nhatnam4a1"] [Result "0-1"] [UTCDate "2021.07.20"] [UTCTime "03:32:17"] [WhiteElo "1174"] [BlackElo "1307"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van Geet Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nc3 { A00 Van Geet Opening } c6 2. Nf3 Na6?! { (0.31 → 1.37) Inaccuracy. d5 was best. } (2... d5 3. e4 Bg4 4. d4 Nf6 5. h3 Bxf3 6. Qxf3 dxe4 7. Qe3) 3. Rb1?! { (1.37 → 0.47) Inaccuracy. e4 was best. } (3. e4 Nc7 4. d4 g6 5. h3 Bg7 6. Bd3 d6 7. e5 Nh6 8. O-O O-O 9. Re1 f6) 3... Nf6 4. b4?! { (0.91 → -0.06) Inaccuracy. e4 was best. } (4. e4 Nc7) 4... e5 5. Rb3?? { (0.26 → -2.69) Blunder. b5 was best. } (5. b5 cxb5 6. Nxe5 b4 7. Nb5 Be7 8. e3 O-O 9. Bb2 d5 10. Nd4 Nc7 11. Be2 a5) 5... d6?? { (-2.69 → -0.42) Blunder. e4 was best. } (5... e4 6. Ng5) 6. a4?! { (-0.42 → -1.42) Inaccuracy. e4 was best. } (6. e4 Nc7) 6... c5?! { (-1.42 → -0.78) Inaccuracy. d5 was best. } (6... d5 7. Nxe5 d4 8. Na2 Be6 9. e4 Bxb3 10. Bxa6 Bxa2 11. Bxb7 Qc7 12. Bxa8 Qxe5 13. Bxc6+) 7. Nb5?? { (-0.78 → -3.57) Blunder. bxc5 was best. } (7. bxc5) 7... cxb4?! { (-3.57 → -2.68) Inaccuracy. e4 was best. } (7... e4 8. Ng5) 8. Rxb4?? { (-2.68 → -7.44) Blunder. e4 was best. } (8. e4 Be6 9. Rb1 Nc5 10. Ng5 a6 11. d4 Ncxe4 12. Nxe6 fxe6 13. f3 Nd7 14. Nc7+ Qxc7) 8... Nxb4 9. Nxe5 dxe5 10. c3 Qe7 11. d4 Bd7 12. Qc2 Nxc2+ 13. Kd2 O-O-O 14. Kxc2 Bf5+ 15. Kb3 Qe6+ 16. Kb2 Kb8 17. e4 Bxe4 18. f3 exd4 19. cxd4 Rxd4 20. Ka1?! { (-14.76 → Mate in 5) Checkmate is now unavoidable. Bf4+ was best. } (20. Bf4+ Kc8 21. Nxd4 Qb6+ 22. Nb3 Bd5 23. Bb5 Qf2+ 24. Kc3 Qxg2 25. Rc1 Ba3 26. Nd4 Bxc1) 20... Bd3?! { (Mate in 5 → -14.84) Lost forced checkmate sequence. Rxa4+ was best. } (20... Rxa4+ 21. Na3 Bxa3 22. fxe4 Bb4+ 23. Ba3 Qb3 24. e5 Rxa3#) 21. Bb2?! { (-14.84 → Mate in 4) Checkmate is now unavoidable. Nxd4 was best. } (21. Nxd4 Qe1 22. Bxd3 Qxh1 23. Nb3 Qxg2 24. Bf4+ Ka8 25. Bc1 Qxf3 26. Bc2 Qg4 27. a5 Bd6) 21... Rxa4+ 22. Ba3 Qb3 23. Rg1 Rxa3+ 24. Nxa3 Qxa3# { Black wins by checkmate. } 0-1