[Event "Mega Chess Academy Arena"] [Site "https://lichess.org/GUG4vQ4g"] [Date "2023.07.05"] [White "TANGYIXUAN000"] [Black "TanYenAn"] [Result "1-0"] [UTCDate "2023.07.05"] [UTCTime "13:12:01"] [WhiteElo "1481"] [BlackElo "1357"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-20"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Nimzowitsch Defense: Scandinavian Variation, Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 { B00 Nimzowitsch Defense: Scandinavian Variation, Exchange Variation } 4. Nf3 Qa5+? { (0.41 → 1.66) Mistake. Bg4 was best. } (4... Bg4 5. Nc3 Qh5 6. d5 O-O-O 7. Be2 e5 8. Bd2 Nb4 9. O-O) 5. Nc3?! { (1.66 → 0.60) Inaccuracy. Bd2 was best. } (5. Bd2 Qh5 6. Be2 Bg4 7. h3 O-O-O 8. O-O Bxf3 9. Bxf3 Qg6) 5... e6? { (0.60 → 2.10) Mistake. Bg4 was best. } (5... Bg4 6. Bb5 e6 7. h3 Bh5 8. O-O a6 9. Bxc6+ bxc6 10. g4) 6. Bb5?! { (2.10 → 1.21) Inaccuracy. Bd2 was best. } (6. Bd2 a6 7. Bc4 b5 8. Bd3 Bb7 9. O-O Nf6 10. Nd5 b4) 6... Bd7 7. Bxc6?? { (1.40 → -0.29) Blunder. O-O was best. } (7. O-O O-O-O 8. a3 Nge7 9. Bc4 Qh5 10. b4 f6 11. Be2 Qf7) 7... Bxc6 8. O-O O-O-O 9. Ne5 Be8 10. Nc4?! { (0.16 → -0.45) Inaccuracy. a4 was best. } (10. a4 f6) 10... Qf5 11. a3 Bc6?! { (-0.78 → 0.08) Inaccuracy. Ne7 was best. } (11... Ne7 12. Ne3) 12. f3?? { (0.08 → -2.57) Blunder. b4 was best. } (12. b4 b6) 12... b5?? { (-2.57 → 1.15) Blunder. Rxd4 was best. } (12... Rxd4 13. Qe2 Qc5 14. Ne3 Bd6 15. Qf2 Qe5 16. g3 Bc5 17. b4 Rd8 18. bxc5 Qxc3 19. Rb1) 13. Ne5 Bb7 14. Nxb5 Ba6?? { (1.36 → 4.24) Blunder. Ne7 was best. } (14... Ne7 15. Nxa7+) 15. g4?? { (4.24 → 0.32) Blunder. Nxa7+ was best. } (15. Nxa7+ Kb7 16. c4 Ne7 17. Nac6 Nxc6 18. Qb3+ Ka8 19. Nxc6 Bd6 20. Be3 Qh5 21. h3 Qg6) 15... Qf6?? { (0.32 → 3.95) Blunder. Qxe5 was best. } (15... Qxe5 16. Nxa7+) 16. Qd3?! { (3.95 → 2.86) Inaccuracy. Nxa7+ was best. } (16. Nxa7+ Kb7 17. Nac6 Rd6 18. Na5+ Kc8 19. c4 Qxe5 20. dxe5 Rxd1 21. Rxd1 Bc5+ 22. Kg2 Ne7) 16... Rd5?? { (2.86 → 7.15) Blunder. Bc5 was best. } (16... Bc5 17. Qe4 Bb7 18. g5 Rxd4 19. Nxd4 Qd8 20. Nc6 Bxd4+ 21. Qxd4 Bxc6 22. Qxd8+ Kxd8 23. Be3) 17. Nxa7+ Kb8? { (7.08 → Mate in 4) Checkmate is now unavoidable. Kb7 was best. } (17... Kb7 18. Qb3+ Ka8 19. Nac6 Rb5 20. Qa4 Kb7 21. g5 Qf5 22. Nd8+ Ka7 23. Nec6+ Kb6 24. Nb8) 18. Nec6+? { (Mate in 4 → 9.11) Lost forced checkmate sequence. Qxa6 was best. } (18. Qxa6 c5 19. Qb6+ Ka8 20. Nac6 cxd4 21. Qa7#) 18... Ka8? { (9.11 → Mate in 4) Checkmate is now unavoidable. Kb7 was best. } (18... Kb7 19. Qb3+ Rb5 20. Nxb5 Kxc6 21. Qc4+ Kd7 22. Qxc7+ Ke8 23. Qc6+ Kd8 24. Qxa6 Qe7 25. Bd2) 19. Qxa6 Ne7 20. Nc8# { White wins by checkmate. } 1-0