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[Event "Vasily Smyslov Arena"] [Site "http://chess-academy.net/LGfELwIt"] [Date "2020.07.31"] [Round "-"] [White "coral"] [Black "Tabacarum"] [Result "1-0"] [UTCDate "2020.07.31"] [UTCTime "16:00:13"] [WhiteElo "1828"] [BlackElo "1503"] [WhiteRatingDiff "+16"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Nimzowitsch Defense: Mikenas Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. d4 Nc6?! { (0.47 → 1.20) Inaccuracy. Best move was Nf6. } { B00 Nimzowitsch Defense: Mikenas Variation } (2... Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 c5 6. dxc5 dxc5 7. O-O) 3. d5 Ne5?! { (0.84 → 1.66) Inaccuracy. Best move was Nb8. } (3... Nb8) 4. f4 Nd7 5. e5? { (1.46 → -0.85) Mistake. Best move was Nf3. } (5. Nf3 c6 6. c4 Qb6 7. Nc3 g6 8. Bd3 Nc5 9. Bc2 Bg7 10. Rb1 Qa6 11. O-O Bxc3) 5... dxe5 6. fxe5?! { (-0.37 → -1.01) Inaccuracy. Best move was Nc3. } (6. Nc3 Ngf6) 6... Nxe5 7. Qe2?! { (-0.40 → -1.28) Inaccuracy. Best move was Nc3. } (7. Nc3 a6 8. Nf3 Ng6 9. h4 e6 10. Qd4 N6e7 11. dxe6 Bxe6 12. Qe4 Qb8 13. Bf4 Nf6) 7... Qxd5? { (-1.28 → 0.05) Mistake. Best move was Ng6. } (7... Ng6) 8. Nc3 Qe6?? { (-0.40 → 2.89) Blunder. Best move was Qc5. } (8... Qc5 9. Bf4 Nc6 10. Nb5 Nd4 11. Nxc7+ Qxc7 12. Bxc7 Nxe2 13. Bxe2 Bd7 14. O-O-O f6 15. Nf3) 9. Nb5 c6?? { (1.91 → 13.18) Blunder. Best move was Nd3+. } (9... Nd3+) 10. Nc7+ Kd7 11. Nxe6 Kxe6 12. Nf3 Kd7 13. Qxe5 f6 14. Qd4+ Ke8 15. Bf4 e5 16. Nxe5 fxe5 17. Qxe5+ Kd8?! { (15.25 → Mate in 6) Checkmate is now unavoidable. Best move was Ne7. } (17... Ne7 18. Bc4) 18. Bg5+?! { (Mate in 6 → 26.45) Lost forced checkmate sequence. Best move was O-O-O+. } (18. O-O-O+ Bd6 19. Qxd6+ Ke8 20. Bc4 Bf5 21. Rhe1+ Be6 22. Qxe6+ Kf8 23. Qf7#) 18... Be7?! { (26.45 → Mate in 8) Checkmate is now unavoidable. Best move was Nf6. } (18... Nf6 19. Bxf6+) 19. Bxe7+ Nxe7 20. Qxg7?! { (Mate in 9 → 16.39) Lost forced checkmate sequence. Best move was O-O-O+. } (20. O-O-O+ Bd7 21. Qd6 Kc8 22. Qxd7+ Kb8 23. Qxe7 a5 24. Rd7 Ra6 25. Rxb7+ Ka8 26. Bxa6 g6) 20... Rg8 21. Qxh7 Rg6 22. Bd3 Rg8 23. Bc4 Rxg2?! { (21.21 → Mate in 9) Checkmate is now unavoidable. Best move was Rg5. } (23... Rg5 24. O-O-O+ Bd7 25. Rhe1 Nd5 26. Bxd5 Rxd5 27. Qg8+ Kc7 28. Qxa8 Rxd1+ 29. Rxd1 a6 30. Qf8) 24. Rd1+ Kc7 25. Qxe7+ Kb6 26. a4 Rxc2 27. Qb4+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was a5+. } (27. a5+ Kxa5 28. Qc5+ b5 29. Ra1#) 27... Kc7 28. Be6?! { (Mate in 4 → 21.09) Lost forced checkmate sequence. Best move was Qe7+. } (28. Qe7+ Kb6 29. a5+ Kxa5 30. Qc5+ b5 31. Ra1#) 28... Bxe6 29. Qe7+ Bd7?! { (19.40 → Mate in 10) Checkmate is now unavoidable. Best move was Kb6. } (29... Kb6 30. Qxe6) 30. Qxd7+?! { (Mate in 10 → 24.74) Lost forced checkmate sequence. Best move was Rxd7+. } (30. Rxd7+ Kb6 31. Qb4+ Ka6 32. Qxb7+ Ka5 33. Qxa8 Rxb2 34. Qxc6 Rb1+ 35. Kd2 Rb2+ 36. Kc3 Rc2+) 30... Kb8?! { (24.74 → Mate in 1) Checkmate is now unavoidable. Best move was Kb6. } (30... Kb6 31. a5+) 31. Qd8# { White wins by checkmate. } 1-0