lichess dev

[Event "Rapid Shield Arena"] [Site "http://chess-academy.net/WMr6Nukn"] [Date "2022.06.09"] [Round "-"] [White "BMW_M9"] [Black "kirill_okorokov202"] [Result "1-0"] [UTCDate "2022.06.09"] [UTCTime "14:32:27"] [WhiteElo "2561"] [BlackElo "1467"] [WhiteRatingDiff "+0"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B29"] [Opening "Sicilian Defense: Nimzowitsch Variation, Closed Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nc3 Nf6?! { (0.27 → 1.18) Inaccuracy. Best move was Nc6. } (2... Nc6 3. Nf3 d6 4. Bc4 Nf6 5. d4 cxd4 6. Nxd4 e6 7. h3) 3. Nf3?! { (1.18 → 0.20) Inaccuracy. Best move was e5. } { B29 Sicilian Defense: Nimzowitsch Variation, Closed Variation } (3. e5 Ng8 4. Nf3 Nc6 5. Bb5 Nd4 6. O-O a6 7. Bd3 d6 8. exd6 Nf6 9. Nxd4 cxd4) 3... Nc6?! { (0.20 → 0.77) Inaccuracy. Best move was d6. } (3... d6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 e6 7. Be2 Be7 8. Qd2) 4. Bc4?! { (0.77 → 0.01) Inaccuracy. Best move was Bb5. } (4. Bb5 d6) 4... e6 5. O-O?! { (0.22 → -0.50) Inaccuracy. Best move was Bb5. } (5. Bb5 d5) 5... h5? { (-0.50 → 0.95) Mistake. Best move was d5. } (5... d5) 6. d4?! { (0.95 → 0.28) Inaccuracy. Best move was Re1. } (6. Re1 d6 7. d4 cxd4 8. Nxd4 Be7 9. Bg5 Bd7 10. Nf3 Ne5 11. Nxe5 dxe5 12. Qe2 Qc7) 6... Ng4? { (0.28 → 2.22) Mistake. Best move was cxd4. } (6... cxd4) 7. dxc5?! { (2.22 → 1.26) Inaccuracy. Best move was d5. } (7. d5 Nd4 8. Nxd4 cxd4 9. Qxd4 Qc7 10. g3 Qc5 11. Qxc5 Bxc5 12. h3 Ne5 13. Be2 h4) 7... f5?? { (1.26 → 4.42) Blunder. Best move was Bxc5. } (7... Bxc5 8. Bf4 Qf6 9. Qd2 O-O 10. h3 Nge5 11. Nxe5 Nxe5 12. Be2 b6 13. Rad1 Bb7 14. Be3) 8. exf5 d5?? { (3.53 → 7.91) Blunder. Best move was Bxc5. } (8... Bxc5 9. Ne4) 9. cxd6 exf5? { (7.69 → 17.75) Mistake. Best move was Qxd6. } (9... Qxd6 10. Nb5) 10. Ng5?? { (17.75 → 5.49) Blunder. Best move was Qd5. } (10. Qd5) 10... Bxd6 11. Nf7? { (5.87 → 4.23) Mistake. Best move was Qe1+. } (11. Qe1+) 11... Qc7?? { (4.23 → 14.67) Blunder. Best move was Bxh2+. } (11... Bxh2+ 12. Kh1) 12. Nxd6+ Kd8 13. Bg5+ Kd7?! { (23.74 → Mate in 4) Checkmate is now unavoidable. Best move was Ne7. } (13... Ne7 14. Ncb5) 14. Nf7+?! { (Mate in 4 → 22.39) Lost forced checkmate sequence. Best move was Ndb5+. } (14. Ndb5+ Nd4 15. Qxd4+ Ke8 16. Nxc7+ Kf8 17. Qc5#) 14... Ke8 15. Qe2+ Kf8 16. g3 Nd4 17. Qd3 Nf3+ 18. Qxf3 h4 19. Nxh8 hxg3?! { (14.81 → Mate in 8) Checkmate is now unavoidable. Best move was Qxc4. } (19... Qxc4 20. Ng6+ Kg8 21. Ne7+ Kh7 22. Bxh4 Be6 23. h3 Nh6 24. Qxb7 Rd8 25. Qxa7 f4 26. Qb6) 20. fxg3?! { (Mate in 8 → 14.52) Lost forced checkmate sequence. Best move was Ng6+. } (20. Ng6+ Ke8 21. Qd5 gxh2+ 22. Kh1 Qc6 23. Rae1+ Ne5 24. Rxe5+ Be6 25. Rxe6+ Kf7 26. Rxc6+ Ke8) 20... g6 21. h3 Ne5 22. Qe3 Nxc4 23. Nxg6+ Kg7 24. Qe7+ Qxe7 25. Nxe7 Kf7 26. Nxc8 Rxc8 27. Rxf5+ Kg6 28. g4 Rh8?! { (16.28 → Mate in 10) Checkmate is now unavoidable. Best move was Re8. } (28... Re8 29. Raf1) 29. Rc5?! { (Mate in 10 → 15.66) Lost forced checkmate sequence. Best move was Re1. } (29. Re1 Rxh3 30. Re6+ Kg7 31. Re7+ Kg8 32. Rd5 Nd6 33. Rxd6 Rf3 34. Bf6 Rxf6 35. Rxf6 a6) 29... Nxb2 30. Rb1 Rxh3 31. Rxb2 Rg3+?! { (63.21 → Mate in 10) Checkmate is now unavoidable. Best move was b6. } (31... b6 32. Kg2) 32. Kh2 Rxg4 33. Rxb7 Rd4 34. Rxa7 Rd1 35. Ra6+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Nxd1. } (35. Nxd1 Kh5 36. Ne3 Kg6 37. Bf4 Kf6 38. Rc6#) 35... Kh5 36. Bd2+ Kg4 37. Rg6+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Ra4+. } (37. Ra4+ Kf3 38. Rf4#) 37... Kf3 38. Rf5# { White wins by checkmate. } 1-0